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Identifying the best power supply for your test application May 13, 2013
Most electrical engineers believe they have a good understanding of power supplies because they are relatively simple, single-function DC devices designed to output controlled voltages.
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800-W programmable power supplies offer 2U rack mounting benefits
May 9, 2013
TDK Corporation is making an extension to its TDK-Lambda Z+ Series of programmable DC power supplies with the addition of the higher power Z+800 range. Read more Safety capacitor range now offer higher capacitance values May 8, 2013
Syfer has added to the company's UL and TÜV approved range of SMD 250 Vac safety capacitors. To give engineers more scope in their designs, the upper capacitance value has been extended to 33 nF. Read more UPS market in the Middle East and Africa is forecast to continue to expand in 2013 April 24, 2013
After three years of declining sales of uninterruptible power supplies (UPS) into the Middle East and Africa region, the market returned to growth in 2012 and is forecast to continue to expand in 2013 reports market analyst IMS Research.Read more Programmable DC power supplies offer high power density at competitive prices April 19, 2013
Glassman Europe has releases the BP Series of DC high power regulated programmable power supplies that offer high power density with the additional advantages of low noise and claims an exceptional load transient response at an industry-leading price. Read more
Power supply selector guide offers quick and easy method for specifying power supplies
XP Power has launched the first edition of the company’s new style short form product catalogue. The color 56 page Power Supply Selector guide uses an informative method of presenting XP Power’s line-up of AC-DC power supplies and DC-DC converters. Medical configurable power supply offers 1 x MOPP from input to earth
Excelsys Technologies Xgen Medical Range of power supplies has been enhanced to include 1 x MOPP (Means of Patient Protection) approval from input to earth (ground) for patient connected equipment. Upgraded TDK-Lambda selector tool features dedicated Vega AC-DC power supply configurator program
TDK Corporation has introduced an upgraded TDK-Lambda Rapid Selector which replaces a parametric search wizard to enable designers to select from a total of more than 3000 different AC-DC and DC-DC products; additionally combining Vega and NV configurators.
Two-pin, right-angle DC jack for external plug-in power supplies
Suyin's two-pin, right-angle DC jack with the model designation 040015FR003XX06ZL provides a power connection for external plug-in power supplies used with stationary or mobile devices of all kinds.
1U high front-end power supplies deliver 1.6 kW
TDK-Lambda RFE1600 series of front end power supplies are .6kW 1U high units for stand alone and distributed power architecture (DPA) applications requiring reliable 12V, 24V, 32V and 48V bulk power in the communications, test and industrial markets at over 90% efficiency with 24W/in3 density, and hot swap with N+1 redundancy.
Compact front-end power supplies feature 80 Plus Platinum standard efficiency
Emerson Network Power has launched two ultra-compact ac-dc front-end power supplies that meet the 80 Plus Platinum standard for efficiency. 18-V boost regulator supports wide range of display sizes in mobile end products
ams AG has released a miniature step-up DC-DC regulator that maintains high efficiency in power supplies designed for small, medium-sized or large displays in mobile products.
Programmable power supplies with built-in waveform generation and storage
The TDK-Lambda Z+ Series of high-density, 2U format benchtop and rack mounted 200W and 400W power supplies have the ability to create and store up to four application-specific test waveforms, removing the need for an external controller in basic simulation tasks.
Development board provides eGaN driver to speed designs of high frequency switching power conversion systems
Efficient Power Conversion Corporation (EPC) has introduced the EPC9010 development board to make it easier for engineers to start designing with a 100 V enhancement-mode gallium nitride (eGaN) field effect transistor (FET).Martek Power signs up Patlon Aircraft to boost railway power supply sales in Canada
Martek Power, a Cooper Industries plc company has signed up Patlon Aircraft & Industries Limited to represent the company's sales interests in Canada. The agreement takes immediate effect.
Optocouplers offer high current transfer ratio from 40 to 600 percent at low input currents of 1-mA
Vishay Intertechnology, Inc. has broadened the company’s optoelectronics portfolio with the release of two new series of 4-pin, low- input current optocouplers with phototransistor output.
Compact 40-W battery-backed switch-mode PSU offers advanced control features
UK manufacturer VxI Power has added a compact 40 W model to the company's Oracle family of battery-backed switch-mode power supplies, which are used in a wide variety of mission-critical applications.
Enhanced online IGBT product selector and performance evaluator tool simplifies device optimization
International Rectifier has enchanced the company's Insulated Gate Bipolar Transistor (IGBT) selection tool that enables design optimization in a wide range of applications including motor drives, uninterruptable power supplies (UPS), solar inverters, and welding.
Industry’s first 48-V constant on-time synchronous step-down converter targets automotive and industrial applications
Texas Instruments Incorporated has introduced three new 48-V synchronous buck regulators with integrated high-side and low-side MOSFETs for single- and multi-output power supplies.
Baseplate-cooled Ac-Dc power supplies deliver 355-W at 93.5 percent efficiency
CUI Inc has introduced a family of compact ac-dc power supplies featuring baseplate-cooling.
Axial cemented wirewound resistor delivers safe and silent fusing operation in energy meters and power supplies
Vishay Intertechnology, Inc., has introduced an axial cemented wirewound safety resistor specially designed to ensure safe and silent fusing operation during overload conditions in electric appliances, energy meters, and power supplies. Pulse Electronics changes name to become Ipeco Electronics
Pulse Electronics - specialists in the design, development and manufacture of high-reliability power supplies and systems for aerospace, defence and other demanding industries - has changed the company's name to Ipeco Electronics.
Desk top power supplies meet Level V CEC energy saving requirements
Powersolve has introduced the PSGE30-65 Series of 30 to 65 W desk top power supplies which feature a low standby power consumption to meet the latest CEC Level V requirements for Energy Saving.
300-W AC-DC power supply ensures superior field reliability
TDK Corporation has augmented the company’s TDK-Lambda ZWS-BAF series of single output power supplies with the addition of the 300W model. DC/DC power supplies with RCC topology provide cost effective solutions for digital applications
Aimtec has released 13 new series of DC/DC modular switching power supplies in 3 watt to 6 watt output power ranges to provide a cost effective solution for digital applications.
600-V Trench ultrafast IGBTs offers reliability benefits
International Rectifier is expanding the company's family of 600 V insulated-gate bipolar transistors (IGBTs) with the introduction of the IRGP4640D, IRGP4650D and IRGP4660D. Programmable 1U 750-W AC-DC power supply family offers wide-adjust output voltages
Acopian has introduced a new family of programmable AC-DC power supplies which feature wide-adjust output voltages from 0 V to 5 V to 0 to 135 V and current capabilities up to 70 A.
Capacitor charging HV modules add reduced temperature coefficient option
UltraVolt, Inc., has refined the company's of power supplies product line by offering the -25 PPM option on its High Power C Series and High Power 8C-30C Series.
CUI expands DIN rail AC-DC power supply line to address higher power industrial applications
CUI Inc has expanded its line of high efficiency DIN rail ac-dc power supplies, to include 150 W and 240 W versions - for higher power industrial applications.
Axial cemented wirewound resistors feature high-voltage surge withstanding capability up to 12-kV
Vishay Intertechnology, Inc. has introduced a new series of axial cemented wirewound resistors that claim to be the industry’s first to offer a customized high-voltage surge withstanding capability up to 12 kV.
Power supply demand set to drive growth for semiconductors in 2013
The power supplies market will offer strong opportunities for some semiconductor manufacturers in 2013 forecasts market analyst, IMS Research.
True fail open tantalum capacitor offers reliability benefits for filtering applications
KEMET has introduced the T496 Hi-Rel Fused Commercial-Off-the-Shelf (COTS) MnO2 Series of tantalum surface mount capacitors. High efficiency mini power supplies focus on home automation applications
RECOM has released the RAC03-SCR/277 series of regulated mini power supplies, designed to fit behind standard wall outlets. They are ideal for the use in modern home automation solutions.
240-W single output power supplies deliver 200 percent peak power capability to drive high current start up devices
TDK Corporation has released the new TDK-Lambda ZWS-BP series of single output, PCB-type AC-DC power supplies. 300-V power MOSFETs offer benchmark on-state resistance to boost system efficiency in industrial applications
High power industrial power supplies offer single and three-phase input up to 10-kW output
Powerstax has launched the Unistax range of rugged power supplies for use in industrial applications and is available with single and three phase inputs and offers output voltages up to 200 V and output power up to 10 kW. Compact chassis mount ac-dc power supplies simplify installation in challenging environments
CUI Inc has released five new series of encapsulated ac-dc power supplies ranging from 5 W to 25 W. Programmable dual range DC power supplies for bench and ATE applications
B&K Precision's 9170/9180 series of programmable dual range power supplies include nine models that provide clean and precise power up to 210W in various configurations of voltage as high as 600V and current as high as 20A.
Triple-output 45-W power supplies are released with medical and IT equipment safety approvals
Emerson Network Power has released two new triple-output open-frame ac-dc power supplies, the NPT43-M and the NPT44-M. HiTek Power releases high voltage power supplies for mass spectrometry applications
Digital ready interface options support wider variety of high-voltage power supply applications
125-Vdc output AC-DC power supply features universal input to tackle industrial applications
ABSOPULSE Electronics’ new PFH 53TF Series of ac/dc switching power supplies deliver up to 400 W output power from a compact 4.5 x 5.3 x 10.3 in enclosure. Compact high-efficiency 150-Watt power supply medical-grade benefits
SL Power Electronics, a division of SL Industries, has released the company’s latest medically approved high-efficiency MINT1150 AC/DC power supply. Multi-output 60-W power supplies meet green power specifications
XP Power has released the ECP60 series of compact low profile 60 Watt AC-DC power supplies. The units typically deliver 88% efficiency and measure 101.6 x 50.8 x 30.4 mm and fit into an industry standard footprint. Sixth generation 600-V IGBTs claims hard switching efficiency benefits
Toshiba Electronics Europe (TEE) has unveiled a sixth generation IGBT technology that offers improved switching loss/conduction loss trade-off for increased efficiency and improved performance. Linear Technology reveals eight-channel configurable 1-A buck DC/DCs for multi-rail systems
Linear Technology Corporation has introduced a highly-integrated general-purpose power management solution for systems requiring multiple low voltage power supplies. The LTC3375 features eight independent 1 A channels with I2C control, flexible sequencing and fault monitoring in a compact QFN package. Compact 10-kW power supplies offers extended choice of input voltage from 100-V to 100-kV
New ruggedised AC/DC power supply targets harsh environments including Mil-COTS applications
Excelsys Technologies has introduced the XF series of high reliability, ruggedised AC/DC power supplies intended for harsh environments including Mil-COTS applications.
New compact 32-V front end power supplies delivers up to 8-kW in 1U rack
TDK Corporation has extended the company’s TDK-Lambda HFE1600 range of 1.6k W high-density, front end power supplies with the addition of a 32 V model. 250-W and 400-W AC-DC power supplies with medical approvals offers convection-cooled operation up to 250-W
Murata has unveiled the MVAC series of highly efficient, typically up to 94%, 3 x 5 inch open frame AC-DC power supplies from Murata Power Solutions. HiTek Power applies custom design expertise to create standard high-voltage power supplies for mass spectrometry applications
HiTek Power Ltd, a world-leading manufacturer of standard and custom-designed high-voltage power supplies, is using the company’s custom design expertise gained over many years to introduce the first of a number of families of standard modules for mass spectrometry applications. Programmable power supplies feature arbitrary waveform generation capabilities
TDK’s new TDK-Lambda Z+ Series of high-density, 2U format benchtop and rack mounted 200 W and 400 W power supplies now feature arbitrary waveform generation capabilities to create and store up to four application specific test waveforms.90 percent efficient baseplate cooled 400-W and 600-W power supplies target harsh environment and sealed enclosure
XP Power has unveiled the CCH400 and CCH600 series of compact single output baseplate cooled 400 W and 600 W AC-DC power supplies suited to harsh environment applications. Ultravolt released lower output voltage ranges on general purpose benchtop power system
UltraVolt has introduced lower output voltage ranges on the company’s general purpose bench-top power system – the BT-GP Series.
Ultra-low noise 400 to 1200-W power supplies suit medical and broadcast applications
The Powerstax Multistax and Medistax low profile configurable power supply ranges have added new models which offer low acoustic noise power solutions. Rugged 350-W AC-DC power supplies comply with SEMI-F47 requirements
XP Power has introduced the SHP350 series of single output rugged 350 W AC-DC power supplies aimed at industrial applications. 160-W and 365-W 1U medical power supplies meet EN 60601-1 3rd Edition
Gresham Power Electronics has introduced two families of high power density power supplies now approved to the most recent medical standard EN 60601-1 3rd Edition.New smart gate driver optocoupler provides designers with isolated gate driving and fault sensing benefits
Fairchild Semiconductor has developed the FOD8316 smart gate driver optocoupler, an advanced 2.5 A output current IGBT drive optocoupler to help designers meet high performance and critical protection challenges posed by high-power industrial applications.
Dual- and triple-channel programmable power supplies for accurate component characterization
Keithley Instruments has added two multi-channel power supplies to its Series 2200 line of programmable DC power supplies, which the company claims deliver better output accuracy than compteting offerings, at substantially lower prices.
Designing control loops for linear and switching power supplies: a tutorial guide
Christophe Basso's new book on loop control is now available on booksellers shelves. Packed with more than 1500 equations and more than 400 figures, the book offers a refreshing approach on a complex subject, loop control.
Delta agrees pan-European franchise deal with Avnet Abacus
Avnet Abacus has signed a pan-European franchise agreement to represent Delta Electronics Group, the world’s largest manufacturers of power supplies by sales revenue. Configurable AC-DC power supplies meets Third Edition IEC 60601 Medical Safety Standard
All versions of Emerson Network Power’s configurable ac-dc power supplies featuring medical safety approvals are now compliant with the third edition of the ANSI/AAMI ES60601-1:2005 / IEC 60601-1 medical safety standard. E-beam power supplies boost process performance with arc management handling capability
UNIPOWER LLC has unveiled the ERX/ERC Series high voltage electron-beam evaporation power supplies designed around the latest in high frequency, switch-mode technology. Capable of providing up to 15 kW, all models feature arc management handling capability to enhance process performance.
New single output power supplies feature 200 percent peak power capability to drive high current start up devices
TDK Corporation has released the TDK-Lambda ZWS-BP series of single output, PCB-type AC-DC power supplies. Based on the popular ZWS series, the ZWS-BP is 30% smaller than its predecessor and simplifies equipment design.
High voltage power supply range is extended to address most demanding applications
Glassman High Voltage is unveiling a broad range of power supply solutions which are suitable for the most demanding applications. Power supplies receive IECEx approval for use in explosive environments
PULS UK has enhanced the specification of a number of its units enabling them to obtain international IECEx approval. IECEx approval allows the power supplies to be used in Class 1 Div 2 atmospheres in many territories across the globe. Power supply upgrade reduces power consumption by 50 percent
Advantech has unveiled its new product line of 80 Plus Bronze Power Supplies which feature energy efficiency and power saving.
Powerstax appoints CompuMess Elektronik as new distributor for Central Europe
High power density 3U 4HP pluggable PSUs offer slimline benefits
Verotec has introduced new 3U 4HP versions of the EPLAX VeroPower family of 19 inch subrack pluggable AC/DC switched mode power supplies to add further capability to its KM6 subrack and metal enclosure families.
200-W programmable DC power supplies carry offer application flexibility benefits
TDK Corporation has extended the company’s TDK-Lambda Z+ Series of programmable DC power supplies with the addition of the lower power Z+200 range. Ultra-quiet modular power supplies offer 12 configurable isolated outputs
Excelsys Technologies has released the latest Ultra-Quiet products from the company’s Xgen platform of user configurable power supplies.
Farnell element14 to speed the delivery of Emerson Network Power's MicroMP series of configurable power supplies
100W open frame AC/DC power supplies operate from 85 to 264 VAC
The MPG-100S series from MicroPower Direct is a family of high performance 100W open frame AC/DC power supplies specifically designed to meet energy saving eco-design standards.
300 to 700W medical grade ATX PC power supplies approved to the Latest 3rd edition safety standards
The TMPC series of 300-700W AC/DC medical ATX PC power supplies from TRUMPower are now approved to the 3rd edition of UL 60601-1, IEC 60601-1, and EN 60601-1 medical standards, including ANSI/AAMI ES 60601-1: 2005, CAN/CSA-C22.2 No. 60601-1:08, EN 60601-1:2006, IEC 60601-1:2005 standards and risk management.
High-voltage DC input power supplies to meets new UL and IEC regulations
RS Components boosts its power conversion offering with Tracopower
RS Components is now stocking an extended range of power conversion devices from the Tracopower series. The TMPM 04 series of 4-watt AC/DC power supplies comprises single and dual output models with universal input.
PCB-type AC-DC power supplies are 30 percent lighter yet more efficient
TDK Corporation has introduced the TDK-Lambda ZWS-B series printed circuit board type AC-DC power supplies – 30% smaller, lighter weight and more efficient range of power supplies than the earlier generation ZWS series. 1U rack mounted power supply offers up to 3600-W output
The A3600 series of power supplies from Powerstax offers system builders a convenient and compact power source for applications including communications, industrial, instrumentation and test and measurement. Single output 800-W power supplies feature fully programmable output voltage and current
Powersolve has released a new series of AC/DC power supplies designed to provide up to 800 W from a low profile 1U high metal case.
Open frame 40W, AC/DC power supplies on a 102x51mm PCB
Available now from MicroPower Direct, the MPO-40S series is a family of high performance 40W open frame AC/DC power supplies fabricated on a compact 102x51mm PC board.
400-W AC/DC power supply supports railway applications
ABSOPULSE Electronics has introduced the POL 400R Series railway quality, ac/dc switch mode power supplies. The units meet relevant sections of EN50155 for electronic equipment used on railway rolling stock.
New report suggests the European market for data center power distribution products may have untapped potential
2.5-kW 1U hot swap, front end power supplies support DPA applications
TDK-Lambda Germany, a group company of the TDK Corporation, expands the HFE series of 1U high, single output AC-DC hot swap, front end power supplies with the addition of 2.5 kW models.
New 1700-V/1400-mOhm SiC JFETs simplify fast start-up of 3-phase power supplies
SemiSouth Laboratories, Inc., is unveiling a new 1700 V/1400 mΩ silicon carbide JFET which simplifies start up circuit design in 3-phase auxiliary power supplies.
New generation of NPT IGBTs offers a reduction of 20 percent in total switching and conduction losses
Microsemi Corporation has introduced the first in a series of new generation 1200 volt (V) non-punch through (NPT) IGBTs.
Mouser partners with TDK-Lambda for global distribution
95 percent efficient 250-W convection cooled power supply complies with 3rd edition medical and industrial approvals
XP Power has unveiled the company's CCB250 series of efficient single output 250 Watt AC-DC power supplies aimed at a broad range of industrial and medical applications.
Medical external power supplies delivers high efficiency performance
CUI has released the company's first high efficiency medical external power supplies. Offerings include both multi-blade wall adapters and desktop adapters. All units meet Level V efficiencies and come with UL/cUL and TUV 60601-1 safety certifications.
Compact 1U open frame 120-W AC/DC power supply offers convection-cooled operation up to 75-W
Murata Power Solutions has introduced the MVAB120 series of high efficiency, typically up to 91%, open frame single output 120 Watt power supplies aimed at a broad range of telecom and industrial applications.
Low-profile SMD avalanche rectifier features reverse voltage of 1,300-V and 75-ns reverse recovery time
Vishay Intertechnology, Inc. has released a new high-voltage, ultrafast surface-mount avalanche rectifier in the plastic DO-214AC package. The BYG23T combines a low 1.98 mm profile with high reverse voltage of 1,300 V and fast 75 ns reverse recovery time.
30-W and 60-W dual output industrial power supplies minimize need for an external DC-DC converter
CUI Inc has unveiled a new series of enclosed dual output internal switching power supplies. The VGD series is offered in two configurations, 30 and 60 W.
Power module offers 90-degree mounting capability
Vincotech is offering a line of power modules which is suitable for book-sized inverters and 19-inch rack-mounted power supplies with a 90-degree angle between the heat-sink and PCB.
Modular power supplies achieve full medical safety approvals
TDK Corporation's TDK-Lambda NV350 is now approved to IEC/EN 60601-1, ANSI/AAMI ES60601-1 and CAN/CSA-C22.2 No 60601-1-08 3rd Edition medical safety standards – this is in addition to the current approval to the 2nd Edition, ensuring full safety approval for medical equipment is maintained during the transition period from 2nd to 3rd Editions.
New laser system power supply offers 'Superpulsing' capability
Unipower has unveiled the LRC Series high voltage power supplies designed for use in mid-power CO2 and similar medical and industrial laser systems. Combining rugged and high reliability circuitry with high efficiency, a compact footprint and the choice of open frame or enclosed configuration, the LRC Series power supplies provide 300 W and 700 W output power.
New 500-W power supply models combine 90 percent typical efficiency and ErP compliance with sub-0.5-W standby power
TDK Corporation has introduced the TDK-Lambda GWS500 series of 'green' power supplies which comply with the energy saving requirements of the ErP (Energy-related Products) Directive. The GWS500 AC-DC power supply combines high efficiency, high power density and low standby power with the confidence of a five-year warranty.
150-W external power supplies achieve 87 percent average efficiency for reduced energy consumption
TDK Corporation has introduced the TDK-Lambda DT150-C series of 150 W AC-DC external power supplies. With an average efficiency of 87% and an off load (stand by) power consumption of less than 0.5 W, the DT150-C series meets the latest ErP 1, CEC 2 and EISA 3 worldwide energy efficiency requirements. Well-suited to powering instrumentation and industrial devices, the DT150-C is also suitable for a wide range of other general purpose applications.
Surface-mount molded tantalum chip capacitors offer low DC leakage current in five standard case sizes
Vishay Intertechnology, Inc. has introduced the new TL3 series of TANTAMOUNT surface-mount tantalum molded chip capacitors, the industry’s first such devices to offer DC leakage current (DCL) as low as 0.005 CV, a capability that enables system designers to extend battery run-time in portable devices.
PULS UK's ML series power supplies gain ATEX approval
New LED power supplies offer lowest profile on the market
Excelsys Technologies has introduced two new families of LED lighting power supplies into the company’s Xled series. The LDB75 and LDB100 constant voltage/current LED power supplies can deliver up to 75W and 96W output power respectively in extremely compact, 28 mm high, packages.
Verotec unveils eleven new integrated development systems
Verotec has developed eleven new models in four families of integrated development systems for stand-alone desktop or rack mount environments. Equally suitable for the hardware/software development environment and for use as the packaging for the finished system, the modular units are configured from the company’s standard ranges of enclosures, subracks, backplanes, thermal management products and power supplies.
TDK-Lambda's NV700 modular power supplies attain latest medical approvals
TDK-Lambda UK has attained 3rd Edition IEC/EN 60601-1, ANSI/AAMI ES60601-1 and CAN/CSA-C22.2 No 60601-1-08 medical safety approvals for its NV700 modular AC-DC power supplies – this is in addition to the current approval to the 2nd Edition, ensuring full safety approval for medical equipment is maintained during the transition period from 2nd to 3rd Editions.
PULS UK develops innovative power supplies to utilize kinetic energy to protect PLC control systems
PULS UK has developed its innovative QTD20 power supplies to allow companies to make use of kinetic energy produced by AC electric motors to safeguard PLC control circuits in the event of a mains failure. Modern production machines use AC motors controlled by frequency converters or servo amplifiers and have an intermediate DC-bus to which all individual drives are connected. By connecting the PULS QTD20 directly to the DC-Bus the need for a separate low voltage supply for control equipment can be avoided.
SolaHD expands power supply line withnNew 5-A and 10-A 24-Vdc three-phase models
SolaHD has extended the company's SDN-C power supplies series by introducing 5 Amp and 10 Amp three-phase DIN rail models, the SDN 5-24-480C and SDN 10-24-480C respectively.
New AOS' medium voltage MOSFET enables higher efficiency solutions
Alpha and Omega Semiconductor Limited (AOS) has released AON6270 and AON6280, the flagship devices in its new 75 V and 80 V AlphaMOS (a MOS) medium voltage portfolios. The new product expands AOS' medium voltage MOSFET portfolio and enhances its solutions for high performance power supplies.
60-V – 120-V family of ultra-efficient, high-speed, low voltage MOSFETs focus on synchronous rectification improvements
Toshiba Electronics Europe (TEE) has unveiled a new family of ultra-high-efficiency, high-speed MOSFETs that deliver improvements in trade-off characteristics between low on resistance (RDS(ON) ) and low input capacitance (C iss ). The new trench MOSFET series will have voltage ratings from 60 V to 120 V and will allow designers to reduce the size and improve the efficiency and performance of secondary synchronous rectification in switch mode power supplies.
Energy saving 150-W medical power supplies supports global 60601-1 Ed 2 & 3 safety approvals for medical equipment
TDK-Lambda UK, a group company of the TDK Corporation, has introduced a 150 W range to its CSS series of AC-DC medical power supplies – the single output CSS150 combines a 4 kVac reinforced input-to-output isolation with dual fusing and an input-to-ground isolation of 1.5 kVac to meet global 60601-1 2nd & 3rd Editions safety approvals for medical equipment. The CSS150 is well-suited for many types of medical and dental equipment and other high integrity applications including ATE, automation, broadcast, instrumentation, routers, servers and security networks.
Baseplate-cooled AC-DC power supplies deliver 1000-W
TDK-Lambda UK has introduced the CPFE1000F range of baseplate-cooled AC-DC power supplies for applications requiring 1000 W bulk power. As with the existing lower power CPFE500F modules, the CPFE1000F is conduction cooled and therefore does not require a fan thus satisfying applications that need high power but cannot use fans or where the unit is sealed in an enclosure.
XP Power unveils new series of configurable power supplies up to 2500-W
XP Power has unveiled the fleXPower X15 and XM15 series of multiple output configurable AC-DC power supplies that suit high power medical and IT/industrial applications. The X15 series complies with the internationally recognized EN/UL 60950 safety specification for IT and industrial applications.
175-W AC to DC supply offers power density benefits for 2X4 board space
SL Power Electronics, a division of SL Industries, and manufacturer of both internal and external power supplies, has introduced the CINT1175 product family which features the 175 watts of output power and five different models ranging from 12 to 56 V.
2.5-kW 1U hot swap, front end power supplies offers leading power density performance
TDK-Lambda UK has expanded the HFE series of 1U high, single output AC-DC hot swap, front end power supplies with the addition of 2.5 kW models. Claiming an industry leading power density of 29 W/in3, the HFE2500 power supply is equally well-suited for 2.5 kW bulk power and Distributed Power Architecture (DPA) applications.
TI launches fastest 4-A and 5-A two-output MOSFET drivers for telecom and server power supplies
Texas Instruments Incorporated is expanding the company's MOSFET driver portfolio with three next-generation two-output gate drivers that improve efficiency and reliability in high-density isolated power supplies. The UCC27210 and UCC27211 are the industry’s first 120-V boot, high- and low-side, two-output MOSFET drivers to provide up to 4-A output current, while handling -10 volts of direct current (V DC ) immunity on the driver inputs.
40 percent of three-phase UPS operate under service contracts
New Trench-based low forward voltage Schottky rectifiers deliver switching efficiency benefits
ON Semiconductor has introduced of a new family of 100 V Trench-based low forward voltage Schottky rectifiers (LVFR) for applications such as switching power supplies for notebook adapters or flat panel displays, reverse battery protection circuits, and high frequency DC-DC converters.
IP66-rated LED AC-DC power supplies target higher power LED lighting applications
TDK-Lambda UK has added three new power levels to its AL range of LED AC-DC power supplies, which is targeted towards next generation LED lighting and signage applications requiring high power and high reliability. Suitable for both indoor and outdoor installations, including traffic, street, architectural and emergency service lighting, as well LED illumination boards, signs and displays, these power supplies are IP66-rated and accept a wide universal AC input (90 to 305 Vac).
2-kW ac/dc power supply with PFC-input focuses on heavy-duty industrial applications
Excelsys offers most compact 750-W output configurable power supply in its class
TDK-Lambda unveils next generation of digitally controlled medical power
TDK-Lambda UK has introduced the company’s next generation of digitally controlled, AC-DC medical power supplies – the single output CFE400M, which is available in convection and fan cooled versions. Combining a 4 kVac reinforced input-to-output isolation with dual fusing and an output-to-ground isolation of 1500 Vac, the CFE400M meets IEC/EN/UL/CSA 60601-1 Ed 2 & 3 safety approvals for medical equipment, suitable for BF (body floating) type medical applications.
Dual-output, 100-W power supply with Universal AC-input targets railway applications
Absopulse Electronics has introduced the MIW 152R Series dual-output, railway quality AC/DC power supplies that utilize high efficiency power conversion topology to deliver 100 W output power. The units meet the requirements of EN 50155 for electronic equipment used on railway rolling stock.
TDK-Lambda UK extends scope for safety testing to embrace 60601-1 Edition 3 medical standard
250/350-W range of AC-DC power supplies offer ultra compact footprint
XP Power has unveiled the EMH250 and EMH350 series of highly efficient single output 250 Watt and 350 Watt AC-DC power supplies. Meeting the IT equipment safety specifications of UL/TUV/EN 60950-1 and the stringent medical safety standards of UL/TUV/EN 60601-1 the EMH series suit a broad range of information technology, industrial, medical equipment and surgical life support applications. All models are also BF rated.
High efficiency medical AC-DC external power supplies deliver output power ratings up to 65-W and 110-W
TDK-Lambda UK has introduced the DTM-C series of medically-certified AC-DC external power supplies – the DTM65-C model with output power ratings from 40 to 65W and the DTM110-C rated at 90 to 110 W.
10-A buck regulator delivers efficiency and power density benefits
Intersil Corporation has introduced a new 10 A integrated FET synchronous buck regulator featuring excellent efficiency and power density.
Powerstax medical power supplies achieve latest medical approvals
Powerstax's MEDISTAX range of power supplies for medical applications has now been approved to the latest versions of safety approvals IEC 60601-1:2005 3rd Edition. This is in addition to the existing approval to the 2nd Edition and ensures full medical approval is maintained during the transition period from 2nd to 3rd editions.
High power density DC/DC converters provide save saving of up to 50 percent
PEI-Genesis agrees deal to deliver power supplies from Emerson Network Power to European customers within five days
Amantys develops new intelligent power switch that delivers improved reliability and performance for medium and high voltage applications
Intelligent power switch company, Amantys Ltd, has declared that a new approach is needed to improve the efficiency and reliability of power switching. The Cambridge company says the new way forward demands tight control at the core of the system, right by the transistor; remote control and monitoring of the system from afar.
Space saving encapsulated AC-DC power modules focus on low power ITE applications
CUI Inc is releasing five new series of encapsulated AC-DC power supplies ranging from 5 W to 25 W. The board-mount VSK series is compact, measuring 2.0 x 1.0 x 0.6 inch in the 5 W package. With efficiency reaching 87% and an operating temperature range of -25 to 70 °C, these isolated ac-dc modules are ideally suited for use in low power ITE, industrial, and consumer electronics applications where board space is a concern.
33 percent smaller programmable DC power supplies offer improved flexibility
TDK-Lambda UK has introduced the Z+ Series of programmable DC power supplies. Offering high efficiency, flexibility and reliability, these high-density, 2U format benchtop and rack mounted power supplies are designed to meet the demands of a wide variety of ATE and OEM applications, such as test & measurement, semiconductor burn-in, component test, laser diode, heater supplies, RF amplifiers and electromagnets.
Aimtec expands range of 1-W surface mount DC/DC converters
MSC Vertriebs GmbH is now offering a choice of 185 surface mount 1-W DC/DC power supplies from Aimtec to meet the needs of diverse and demanding applications with the release of two new series - AM1L-FZ and AM1LH-FZ.
Convection cooled miniature PSU increases reliability and reduces noise
Powerstax has introduced a convection cooling option for its N-03751-PFC Series of ultra-compact AC-DC switching power supplies. The N-03751-PFC Series is designed for outdoor and semi-sealed industrial applications and low noise office environments and its low profile will suit 1U rack mounted systems.
austriamicrosystems extends high-voltage CMOS technology towards power grid applications
High-current inductor benefits from industry-leading low-loss material
ALPS Green Devices Co., Ltd. has developed the ‘GLMD Series’ Liqualloy Power Inductor for high-current applications such as CPU power supplies in notebook PCs, servers, and other electronic equipment.
Low cost 'green' external power supplies focus on high volume applications
XP Power has launched the company's VEH series of low cost 'green' single output external AC-DC power supplies. Extending XP Power's V-Brand product range aimed at high volume cost sensitive applications, the series consists of five power levels providing 20, 40, 60, 90 or 120 Watt output, and catering for the popular nominal output voltages from +12 to +48 VDC.
World UPS market forecast to hit USD10 billion by 2015
Low-profile, high-current inductor is packed in 3232 case size
Vishay Intertechnology, Inc has launched a new IHLP low-profile, high-current inductor in the 3232 case size. Featuring an 8.26 mm by 8.79 mm footprint and ultra-low 3.0 mm profile, the compact IHLP-3232CZ-11 offers high efficiency with maximum DCR down to 1.62 mΩ. The device also exhibits a wide range of standard inductance values from 0.22 µH through 33.0 µH.
TDK-Lambda extends its digitally-controlled EFE series power supplies warranty to five years
TDK-Lambda UK, a group company of the TDK Corporation, has extended the warranty period for all its digitally-controlled 300-400W EFE-M and EFE series power supplies, which comply with medical and/or industrial safety specifications, from three to five years.
1-kW convection cooled AC/DC power supply with PFC-Input and inherent redundancy supports rugged industrial applications.
Absopulse Electronics has introduced the PFL 1K-XXF44T series of rugged industrial grade AC/DC switching power supplies with PFC input deliver up to 1000W continuous output power. The units employ field-proven design topology to convert a universal ac-input voltage to a 24 Vdc/40 A, 48 Vdc/20 A or 125 Vdc/8 A output.
EPC releases development board featuring eGaN FETs
Efficient Power Conversion Corporation (EPC) has introduced the EPC9006 development board to make it easier for engineers to start designing with a 100 V enhancement-mode gallium nitride (eGaN) field effect transistor (FET) in applications such as high-speed DC-DC power supplies, point-of-load converters, class D audio amplifiers, hard-switched and high frequency circuits.
Intersil claims world's first high speed, dual channel 6-A MOSFET driver
Intersil Corporation has introduced what the company claims is the industry's first dual channel 6 A MOSFET driver capable of driving two outputs each with 6 A of peak drive current. The ISL89367 provides designers with an integrated solution for high speed driving of large, high current MOSFETs.
Ultra-fast 1200-V IGBTs reduces switching and conduction losses
International Rectifier has introduced a family of reliable, efficient 1200 V Insulated Gate Bipolar Transistors (IGBTs) for induction heating, uninterruptible power supplies (UPS), solar and welding applications.
Three-channel wide Vin step-down controllers provide design flexibility for multi-output power supplies
Isolated power, 36-V, H-bridge transformer driver enables simple and flexible isolated DC-DC designs
Maxim Integrated Products has introduced an H-bridge transformer driver with a wide input-voltage range for isolated power supplies. Using this simple solution, engineers can quickly design a highly efficient (up to 90%) isolated DC-DC converter. The MAX13256 drives a transformer’s primary coil with up to 300 mA of current from an 8 V to 36 V DC supply which can deliver up to 10 W of isolated power.
Emerson Network Power unveils 25-W series of high efficiency power supplies for LED lighting
Emerson Network Power has introduced a new series of high efficiency power supplies for LED lighting, the LDS25 eries. The new 25 Watt series joins the company's LDS70 series 70 Watt products for this fast-growing market.
EPC expands eGaN FET family with second generation 40-V, 16 milliohm power transistor
Medically approved power adapters deliver high power of 250-W
New ruggedised power supplies meet the extreme industrial demands
Excelsys Technologies has introduced ruggedised versions of the company’s Xgen power supply range suitable for COTS/MIL applications and extreme industrial installations.
High voltage large case MLCCs support higher reliability applications
High reliability adjustable shunt regulator operates across wide junction temperature range
Linear Technology Corporation has unveiled a new high reliability MP-grade version of the LT1431, a three-terminal adjustable shunt voltage regulator that operates across a -55 to 150°C junction temperature range. The device has a 100 mA sink capability, 0.4% initial reference voltage accuracy and a ±1.4% maximum voltage drift over temperature.
Aim-TTi adds single-output models to laboratory power supplies
TDK-Lambda acquires new site to support future expansion plans
1U 120-W multi-output switcher offers application versatility benefits
UNIPOWER has introduced the company’s EASYMOD Series Model AM120 which is a multiple output switcher characterized by its versatility and adaptability into practically any medical, ITE or industrial application. While there are several standard models, the product is really designed to optimize the power supply to the customer’s application specific requirements.
Pulse Electronics expands capacity to support strong order book
400-Vac input, AC/DC power supply features PFC-input to deliver 3-kW in industrial applications
Absopulse Electronics has released the PHI 3K Series modular, industrial grade AC/DC switching power supplies which generate up to 3 kW output power. The devices employ field proven design topology, which includes power factor corrected input, to convert a 400 Vac input (340 V to 480 Vac operating range) to 200 Vdc/15 A or 400 Vdc/7 A continuous output, with fan cooling.
Vishay Intertechnology releases 34 new 600-V rectifiers in six power packages
Vishay Intertechnology has launched 34 new 600 V FRED Pt Hyperfast and Ultrafast rectifiers in six power packages. The devices combine fast and soft recovery time with low forward voltage drop and reverse recovery charge, the new devices reduce switching and conduction losses in high-efficiency PFC in SMPS applications.
Spellman unveils new series of electrostatic chuck high voltage power supplies
Spellman High Voltage Electronics Corporation has introduced the company’s new ESC Series electrostatic chuck high voltage power supplies.
Ultra compact 15-40 Watt power supplies feature PCB or chassis mount options
XP Power is making two additions to the company’s range of ultra compact high power density AC-DC power supplies. New products include the introduction of the encapsulated single output ECE series, and multiple output models of the existing ECL family.
SL Power unveils widest range of Energy Level V and EN60601 3rd Edition external power supplies
SL Power Electronics has introduced 154 new standard models in its CENB commercial ranges and MENB medical ranges of power supplies to make what the company claims is the widest range of external power supplies currently available from a single manufacturer.
Next generation AC-DC supply delivers 65 W from compact footprint
XP Power has introduced the ECS65 series of next generation single output open frame AC-DC power supplies. Capable of delivering 65 W and measuring just 101.6 x 50.8 x 26.7 mm (2 x 4 x 1.05 inches), these efficient convection cooled units are rated at up to 90% efficiency. With a no load power consumption of less than 0.5 W, the ECS65 series will aid designers of end-products ensure their systems meet all internationally recognized energy efficiency standards.
PowerTrench MOSFETs boost system efficiency and power density in synchronous rectification applications
EPC unveils second generation 200-V eGaN power transistor
Efficient Power Conversion Corporation has introduced the EPC2010 as the newest member of EPC’s second-generation enhanced performance eGaN field effect transistor (FET) family. The EPC2010 is environmentally friendly, being both lead-free and RoHS-compliant (Restriction of Hazardous Substances).
Flexible 365-W low profile power supplies offer short lead times
Gresham Power Electronics is able to offering short lead times on the company’s HD365 series of high-density AC to DC switch-mode power supplies. The HD365 claims to provide a class leading 365 W in the industry standard 76.2 x 127 mm (3 x 5 inch) footprint. With a height of 33 mm (1.30 inch) the power supplies are ideally suited for low profile, 1U High applications.
ROHM releases high speed switching, high voltage resistance MOSFETs for PFCs in switching power supplies
ROHM Semiconductor has expanded the company’s lineup of high speed switching, high voltage resistance MOSFETs for PFC circuits in switching power supplies and main switch circuits. A variety of package types are available in both, surface mount (i.e. CPT/D-PAK, LPT/D2-PAK) and through-hole (e.g. TO-3PF) configurations.
Open-frame 150-W AC-DC power supplies target volume applications
XP Power has unveiled the VFT series of low cost 150 W single output AC-DC power supplies aimed at high volume cost-sensitive applications. Packaged within the industry standard 3 x 5-inch format and measuring just 1.4-inch high (76.2 x 127.0 x 33.2 mm), the VFT150 series can provide a full 150 W output when force-cooled with only 15 CFM airflow. Alternatively using convection cooling alone, the units can provide up to 100 W output.
New AC-DC LED drivers offer OEMs high-quality lighting power
Phihong has developed a series of lighting power supplies for LED luminaire applications in both indoor and outdoor environments. The constant-current and constant voltage drivers are worldwide-compatible with high line and low line AC input voltage ranges and provide standard dimming on all outdoor models.
Potted power supply offers IP68 ingress protection
GlobTek's new GT-91120 series of in-line power supplies offer double-enforced insulation mechanical configurations and regulated outputs voltage from 5 V to 48 Vdc in 0.1 V increments, up to 30 W of continuous output power.
Programmable shunt regulators raise efficiencies of low power systems
XP Power calls for an industry-standard for ‘green’ component power supplies
The deputy chairman of power supply manufacturer, XP Power, James Peters, is calling upon the industry to adopt a standard definition for ‘green’, energy-efficient component power supplies that are built into electronic equipment, rather than attached as external units.
Low-power AC/DC-Converter delivers low no-load power consumption
RECOM has released a new range of isolated AC/DC power supply modules with low standby input currents, ideally suited for low power applications or standby power supplies.
AC-DC power supply range extends to 1-kW for medical or industrial applications
XP Power has released additions to the company’s SHP and MHP series of high power density fan cooled AC-DC power supplies. The SHP1000 and MHP1000 are highly efficient, typically 85%, have a power density of up to 8.9 Watts/cubic inch and can provide 1000 W across the full input range of 90-264 VAC.
Slim-line DC fan targets compact high power applications
Aerco is introducing the AD 12025 high performance ‘slim-line’ DC fan from ADDA that is designed to meet the needs of modern electronic enclosures and cabinets that require high airflow capacity in a confined space.
Compact 60-W open-frame power supply models offer medical and IT equipment safety approvals
Energy measurement SoC offers management of AC/DC power supplies in servers and data communication equipment
Maxim Integrated Products has launched a new Teridian/Maxim energy-measurement system on chip (SoC). The 78M6613 is the industry's first SoC energy-measurement solution for AC/DC power supplies that brings a higher level of management and control to servers and other equipment in data centers.
85 - 250 Watt medical and IT external power supplies offer 92 percent efficiency
XP Power is launching its AHM series of external AC-DC power supplies aimed at a broad range of medical and IT applications. The series comprises 5 single-output ranges of 85, 100, 150, 180 or 250 Watt output, and provides the popular nominal outputs from +12 to + 48 VDC.
High voltage SiC power switch offers logic-level gate control
CISSOID has unveiled JUPITER, the first high-temperature silicon carbide high-voltage switch with seamless gate control through a simple logic-level 0/5 V. CHT-JUPITER is a 600 V normally-off switch rated for 1 A drain current at 225°C. It includes a silicon carbide device, and it is packaged in a hermetically sealed TO-254 metal package, guaranteed for operation from -55 up to +225°C.
Global revenues for UPS sales pass $7 billion
Data from market analyst, IMS Research, shows the global market for Uninterruptable Power Supplies (UPS) grew twice as fast in the second half of 2010 compared with the first half of that year. The growth helped to push the total annual value past $7 billion. IMS Research predicts demand for UPS to return to pre-recessionary levels by 2012.
New web site focuses on military and industrial high reliability power solutions
High reliability power solution design company, Celab, has launched a new web site for military and industrial applications. Categorized by market, the site provides detailed product information on the company's range of AC/DC, DC/DC and UPS units.
Environmentally-friendly PCB-type AC-DC power supplies offers 10 year life span
TDK-Lambda EMEA has extended the capabilities of the company's ZWS-BAF series of PCB-type AC-DC power supplies by adding two lower power models. The 50 Watt ZWS50BAF and 75 Watt ZWS75BAF combine high efficiency even at low load conditions, with a wide operating temperature range, small size and up to ten-years electrolytic capacitor life.
PFC ICs offer enhanced system protection and safety benefits
International Rectifier has introduced the IR115x family of µPFC power factor correction ICs for a wide variety of AC-DC applications including lighting, LCD/PDP TV and game console Switch Mode Power Supplies, fans, air conditioners, and uninterruptible power supplies ranging from 300 W to 8 kW.
Space-saving 480/960-W supplies target heavy-duty industrial applications
Energy measurement SoC offers improved control of AC/DC power supplies in servers
Maxim Integrated Products is launching a new Teridian/Maxim energy-measurement system on chip (SoC). The 78M6613 claims to be the industry’s first SoC energy-measurement solution for AC/DC power supplies that brings a higher level of management and control to servers and other equipment in data centers.
Leading European distributor aims for a 'Best Fit' with power management applications
In recent weeks one of Europe's leading power management distributors, Avnet Abacus, has unveiled a series of initiatives to offer its 13,000 customers sustained support for 'green' power design applications. EE Times Europe talks with the distributor's senior management to discover what it means for design engineers.
Conduction cooled 250-W power supplies deliver full useable power at high temperatures
New global power supply guide spotlights 60 new product ranges
Short-form catalogue spotlights MIL COTS Power Solutions from Powerstax
Powerstax has published a new MIL COTS Power Solution six page short-form catalogue that outlines the wide range of high efficiency power supplies now available from Powerstax for military and non-tactical, fixed and mobile communications and security systems.
Industrial and medical 400-W power supply provides 600-W peak within compact footprint
XP Power has released the FCM400 series of single output high efficiency 400 W AC-DC power supplies suitable for a wide range of industrial and medical applications. Having an enclosed low noise fan and measuring 152.4 x 101.6 x 49.0 mm (6 x 4 x 1.93 inches), the compact units have a power density of 13.9 W per cubic inch and a typical efficiency rating of 85%.
150-W AC-DC power supply delivers ultra compact benefits
XP Power is launching the ECP150 series of efficient and compact open frame 150 W AC-DC power supplies. Measuring 101.6 x 50.8 x 32 mm (4 x 2 x 1.26 inches) the devices deliver a power density of 14.88 Watts per cubic inch. The series comply with UL/EN/IEC60950-1 and UL/EN/IEC60601-1 safety standards for medical and IT equipment.
Fault protection switch provides up to 100-V input voltage protection
Supertex has introduced a fault protection switch with current fold-back that guards against over-current or short circuit conditions in system's output power supplies. FP0100 The switch is suited for applications in which downstream circuit protection is needed, such as high side switches, instrumentation, and data acquisition. The switch is the first in a family of fault protection devices Supertex plans to introduce.
Low-profile, high-current inductors offer high maximum frequency to 1-MHz and low DCR
Vishay Intertechnology, Inc., has launched two new IHLP low-profile, high-current inductors in the 1212 case size. The compact IHLP-1212AB-11 and IHLP-1212AE-11 offer a 3.0 mm by 3.6 mm footprint with ultra-low profiles of 1.2 mm and 1.5 mm respectively.
1-W DC/DC converter offers high efficiency and tighter load regulation
Aimtec Inc. is broadening the company's product line with the addition of the AM1D-RZ series of 1 watt power supplies featuring 80 models with efficiency rates as high as 89% and load regulation of 6%.
100-Watt conduction cooled AC-DC supply suits sealed enclosures
XP Power has unveiled the ECC100 series of 100 Watt single output baseplate cooled AC-DC power supplies designed specifically for use in sealed boxes and harsh environments where wide temperature variations are common place.
1,000-W and 600-W full brick PFC modules offer high performance AC-DC Power Factor Correction
Powerstax has unveiled the company’s new FP Series, AC to DC, 1000 W and 600 W power factor correction (PFC) modules.
SMD0.2 packaged MOSFETs reduce system size and weight in HiRel space applications
International Rectifier has introduced a family of hermetic radiation hardened (RAD-Hard) 100 V MOSFETs in a new compact, surface mount SMD0.2 package for space applications such as satellite bus power systems and payload power supplies.
UPS market bounces back to double-digit growth in 3Q 2010
Digi-Key inks global distribution deal with Phihong USA
30-V MOSFET claims industry's lowest RDSon
External AC-DC power supply series meets latest energy standards
XP Power has launched the company’s efficient single output AFM series of 48 & 60 Watt external AC-DC power supplies designed for a wide range of IT and medical equipment. The ranges offer output voltages of 12, 15, 18 and 24 VDC. Offering a typical efficiency of up to 88%, these highly efficient units meet the latest energy efficiency standards such as Energy Star Level V, EISA2007 and CEC2008 in the United States and the ErP Directive for Europe.
100-W low profile PCB-mountable power supplies offers up to 90 percent efficiency
TDK-Lambda EMEA has upped the output power of its ZPSA series of compact PCB-mountable AC-DC power supplies with the introduction of a 100 W model. The new single-output ZPSA100 accepts a wide input voltage range, has a low profile (26.6 mm) and industry standard footprint (127 x 76.2 mm), making it an ideal choice for applications such as LED signage and lighting, point-of-sale equipment, datacom, video/audio routers and test & measurement equipment.
Small 100-W and 150-W PCB power supplies offer high-efficiency, reduce environmental impact
TDK-Lambda EMEA has improved the total performance of its previous generation ZWS-AF series with the introduction of the ZWS-BAF series of PCB-type AC-DC power supplies.
Hybrid circuit protection technology focuses on high-rate-discharge battery applications
Linear Technology and Energy Micro demonstrate smart energy harvesting solution
Linear Technology and Energy Micro have combined their expertise in energy harvesting power supplies and ultralow power 32-bit microcontrollers to produce a demonstration at Electronica 2010 that showcases the opportunities for smart energy harvesting applications.
Waterproof LED power supplies are 92 percent efficient
Excelsys Technologies has introduced further models in the company’s range of products for industrial and architectural LED lighting applications. The models claim industry leading efficiencies up to 92%, an extensive protection feature set and capable of delivering up to 100 W of output power in a compact package size these new power supplies will be very popular with LED lighting manufacturers.
40-65W AC-DC medical power supplies focus on use in medical devices with applied part rating B
TDK-Lambda EMEA has introduced a new series of compact, single-output power supplies designed specifically with medical applications in mind. With 4 kVac reinforced input to output isolation and input to ground isolation of 1500 Vac, all the CSS65 models meet the applicable safety requirements of UL/EN/IEC60601-1 making them suitable for use in medical devices with applied part rating B.
Resistors feature long side termination to enable high performance on small surface areas
Isabellenhutte is launching the VLx resistor series which features long side termination for high performance on small surface areas. By reversing the length to width ratio the company has expanded the resistance range to low values (1 mOhm in size 0612) and enables high performance benefits.
Energy-recovery circuit cuts the cost of meeting highest efficiency targets
STMicroelectronics has released details of a patented high-efficiency circuit and dedicated optimized power components. The company says the new technology will produce cost savings while helping designers comply with the highest power-efficiency standards. The new circuit and power components are ideally suited for boost or buck converters, which are power devices that are usually used in solar inverters or SMPS (Switched-Mode Power Supplies) for computers and telecom equipment.
Digitally controlled power supplies target B and BF type medical applications
12-VDC 80mm fan provides airflow benefits for use in power supplies
Aerco is now offering to UK customers a new 12 VDC, 80 x 80 x 38mm axial equipment fan from ADDA that provides airflow of 62.84 litre/sec (133.7 CFM) at zero pressure.
200-W battery-backed switch-mode PSU targets telemetry applications
VxI Power has expanded its Oracle family of battery-backed switch-mode power supplies with the addition of a new 200 W model that features a built-in RS232/RS485 interface and full Modbus functionality, making it suitable for use in telemetry applications.
Low cost 12-W AC/DC LED power supplies offer constant current of 350-mA to 1000-mA
Budget 200-W single-output power supply fits into a 1U rack
TDK-Lambda EMEA has added a 200 W model to the company’s single output LS series of general purpose power supplies, with models now covering from 25 W up to 200 W. While the LS200 is well-suited to budget conscious applications, the device carries more functions than similarly priced products available on the market today and can fit into a 1U rack.
High efficiency AC-DC supplies offer compact benefits
XP Power has introduced the HCP series of single output compact bulk power AC-DC power supplies aimed at process control, factory automation and manufacturing equipment applications. The efficient units, typically up to 91%, comprise four output power models, a 650 W and 1 kW, which are both less than 1U high, and a 1.5k W and 3 kW.
MINIBLOC packaged Schottky diode offers increased efficiency in power rectification
TDK-Lambda agrees UK distribution deal with Ideal Power
TDK-Lambda UK has signed a non-exclusive distribution agreement with Ideal Power, a power specialist in the industrial and medical sectors, which will promote TDK-Lambda products within Great Britain for its complete range of AC-DC power supplies and DC-DC converters.
Online parametric search wizard speeds selection of 1.5-W to 100-kW AC-DC power supplies
Low-cost chassis mount industrial power supplies target cost sensitive industrial applications
Flexible Termination system reduces ceramic chip failures in high voltage applications
KEMET has added high voltage versions to the company's Flexible Termination product lines. KEMET High Voltage Flexible Termination Capacitors (HV FT-CAP) in X7R dielectric reduce ceramic chip failures in high voltage applications.
Verotec releases 19-inch subrack pluggable power supplies
Verotec is offering the EPLAX VeroPower family of 3U and 6U 19 inch subrack pluggable power supplies to add further capability to its KM6 subrack and metal enclosure families. EPLAX, which manufactures in Bremen, Germany, is a direct descendent company from Vero Electronics, which developed the original plug-in modular PSU in 1976.
8-pin high efficiency resonant half-bridge control ICs helps to simplify SMPS design
International Rectifier has introduced what the company claims is the industry’s first 8-pin resonant half-bridge control ICs for energy efficient Switch Mode Power Supplies (SMPS) used in LCD televisions and monitors, home theater systems, desktop computers, printers and game console applications.
TDK-Lambda EMEA launches 1.6-kW high density hot swap front end power supplies
TDK-Lambda EMEA has unveiled a new series of 1U high, single output AC-DC hot swap front end power supplies that claim an industry leading power density for a 1.6 kW front-end of 25.2 W/in3.
Tektronix unveils new programmable DC Power Supplies
High voltage gate driver ICs offer improved noise Immunity and performance
Automotive power MOSFETs are optimized for switching applications
International Rectifier has launched two automotive DirectFET2 power MOSFETs optimized with low gate charge for switching applications including Switch Mode Power Supplies (SMPS), Class D Audio systems, High Intensity Discharge (HID) lighting, and other automotive power conversion applications.
Programmable DC power supplies series adds new 800-V model
Now available in the UK from TTi Distribution, the Sorensen SG Series of programmable power supplies has been expanded to include a 0-800 V DC offering. This expanded voltage range makes the unit suitable for applications such as test systems for hybrid vehicles and power inverters.
LED power supplies focus on system designs for lighting and signals
Sample kit offers current-compensated ring core power chokes
TDK-EPC, a group company of the TDK Corporation, has unveiled a sample kit of EPCOS current-compensated ring core power chokes. The EMC components are designed for a voltage of 250 V AC and offer current capabilities of between 0.4 and 6.0 A. The inductances of the devices are between 0.2 and 39 mH.
Online IGBT selection tool optimizes power management design
International Rectifier has released a new online Insulated Gate Bipolar Transistor (IGBT) selection tool that enables design optimization in a wide range of applications including motor drives, uninterruptable power supplies (UPS), solar inverters, and welding.
Active-clamped, current-mode PWM controller offers more than 90 percent efficiency
Maxim Integrated Products has introduced a high-frequency, current-mode PWM controller with an active-clamp architecture and spread-spectrum operation. The device's active-clamp topology delivers better than 90 percent efficiency, thus reducing power consumption in synchronous forward/flyback power supplies targeting IEEE 802.3af/at power devices (PDs).
Aluminium body panel-mount power supplies deliver more than 85 percent efficiency
Delta Electronics has launched a new series of panel-mount power supplies that are specifically designed for harsh environments.
Compact 10 to 100-W DIN rail power supply series targets industrial applications
CUI Inc's power line, V-Infinity, has released a new series of convection cooled DIN rail mounted ac-dc power supplies. The VDRS series is available with output power of 10, 20, 40, 60, or 100 W.
Baseplate-cooled 500-W AC-DC power supplies need no cooling fans
Flexible programmable power supplies extend output voltage ranges
TDK-Lambda is adding further models to the company’s Genesys 3.3 kW and 5 kW compact 2U format programmable power supplies to increase application reach. The new models offerhigh efficiency, flexibility and reliability and complement existing models in the Genesys 1U, 2U, 3U and Half-Wide portfolio that covers power ratings from 750 W to 15 kW.
PSS controller enables low standby consumption for higher power applications
CamSemi has introduced its C2163 PSS controller, which is aimed at universal input adapters and chargers above 8 Watts, and is an addition to its existing C2160 family of Primary Side Sensing (PSS) controllers enabling manufacturers of higher power embedded and multiple output power supplies to fully exploit the cost benefits of bipolar transistors in developing lower cost and more energy-efficient solutions.
Synchronous DC-DC controller offers high efficiencies at light loads
Copper clip technology optimizes mid-voltage power MOSFETs in PQFN package
Flyback controllers in 6-pin ThinSOT package focus on military demands
Linear Technology Corporation is releasing high reliability military temperature (MP) grade versions of the LTC3803/-3/-5 current mode flyback controllers in the 6-pin ThinSOT package.
High power converter/inverter platform offers power density greater than 12 kVA/litre
The Semikron Solution Centre network has introduced SKiiPRACK, a high power converter/inverter platform for industrial applications, including AC/DC drives, wind power, industrial power supplies and power conversion applications with power ratings ranging from 150 kVA to 3.0 MVA.
Asian UPS revenues surge past those for EMEA for first time
Configurable power supply offers performance benefits while driving down costs
Emerson Network Power has unveiled the µMP4, which is the company's latest configurable ac-dc power supply that claims to rival the cost of non-configurable power supplies, while providing market-leading density, efficiency, reliability and agency approvals.
Chip inductors reduce size and cost of DC-DC power supplies
Designed to replace wound inductors in DC-DC converter applications, Murata's new series of chip inductors help to reduce the footprint of power supply designs by replacing larger inductors without compromising performance.
ACAL Technology signs pan-European power supply franchise deal with ICC Elpac
Laboratory bench DC power supplies offer maximum outputs of 120-V or 250-V
TTi’s new PLH Series of laboratory bench DC power supplies from are higher-voltage linear regulated units that offer a maximum output voltage of either 120 or 250 V.
High speed LDO family targets point-of-load applications
Campbell Collins offers new DIN rail power supply solutions
Specialist supplier of power supplies and power semiconductors, Campbell Collins Ltd, is adding to its range of DIN rail mounted power supplies with DC/DC converters from MTM Power of Germany.
Gresham packs more power into 6U cPCI footprint
Gresham Power Electronics has added a new cPCI format system that provides 600 W of output power to its range of Compact PCI power supplies.
Family of LED power supplies is unveiled for SSL applications
ERG Lighting, a new Division of Endicott Research Group, Inc., has introduced the eDriver family of LED power supplies for maximum efficiency in a range of solid state lighting (SSL) applications.
New AEG UPS exhibits a power factor of 0.9
5 kV isolated gate drivers reduce power system costs
Silicon Laboratories has expanded its ISOpro family to include ISOdriver isolated gate drivers that support up to 5 kV isolation ratings.
IC family automatically discharges X capacitors safely
Power Integrations has launched a family of innovative, two-terminal, automatic X capacitor discharge ICs that eliminate power losses while allowing power supplies to comply with safety standards.
Westcor unveils MIL-COTS family of AC-DC configurable power supplies
Vicor Corporation's Westcor Division has added elements of Westcor's proven configurable power supplies to Vicor's range of military COTS products.
Compact 40-W AC/DC power supply claims best in class power density rating
The ECP40 series of ultra low profile compact open frame 40 Watt AC/DC power supplies has been introduced by XP Power to address industrial or medical applications.
Campbell Collins takes on IPD's embedded power supplies
Campbell Collins Ltd (Stevenage, UK) has added to its franchise list by taking on Integrated Power Designs' (IPD) range of AC/DC and DC/DC embedded power supplies.
New power supplies conform to BF type medical applications
TDK-Lambda has introduced a new range of medically-approved AC-DC power supplies that combine 4.5 kVac reinforced input to output isolation with dual fusing and an output-to-ground isolation of 1500Vac.
3000-W analogue programmable power supplies offer mounting options
Safety Power Group, the industrial and programmable power supply specialist, has launched a range of 3000 W analogue power supplies that can be supplied in 2U rack mount or as an installation unit for mounting board assembly applications.
Planar chokes target telecom power supplies up to 500 W
PREMO has unveiled a new inductors family designed for DC/DC converters and telecom power supplies up to 500 W, where the height of the 19 inch RAC system may be 0.25 U or 0.5 U, increasing power density and reducing telecom power systems sizes.
UltraVolt extends microsize high-voltage power supply family
Manufacturer of standard-product DC-to-DC high-voltage power supplies, UltraVolt, Inc., is extending its microsize/micropower product family with its new “D” Series of devices.
Power conversion IC family targets flyback power supplies
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- Accutronics offers new custom battery service
- Nordic Semiconductor releases world's smallest Bluetooth low energy and ANT+ ICs
- Power-One enters into patent license agreement with Microchip
- Quad-MOSFET solution boosts efficiency and eliminates heat sinking in active bridge applications
- Advanced microcontroller combines floating point and low leakage technology to achieve longest battery lifetime in portable applications
- Market for GaN and SiC power semiconductors set to rise by factor of 18 in next decade
Interview
Technical papers
- High Voltage Surge Stoppers Ensure Reliable Operation During Power Surges
- Motor-Drive Design made Simple
- Adaptive Cell Converter Topology Enables Constant Efficiency in PFC Applications
- Micropower Isolated Flyback Converter with Input Voltage Range from 6V to 100V
- Derating of Schottky Diodes
- Heatsink Optimization
- High Performance ZVS Buck Regulator Removes Barriers To Increased Power Throughput
- Waste heat replaces batteries
- Stepper Motor Control IC
- 50Ω Gain Block IF Amplifier
Poll
Vishay Intertechnology
Power
IMS Research
Texas Instruments
Power Supplies
Photovoltaic
Energy Harvesting
Batteries
Power Supply
Maxim Integrated Products
Diodes
Battery
Linear Technology
Fairchild Semiconductor
Analog Devices
National Semiconductor
Solar
Microcontrollers
International Rectifier
Power Management
Microcontroller
MOSFET
STMicroelectronics
Analog
UPS
Smart Grid
Intersil
SoC
MOSFETs
NXP Semiconductors
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This site contains articles under license from EETimes Group , a division of United Business Media LLC.
