April 19, 2012 Linear Technology Corporation has released a new high reliability MP grade, wider temperature range version of the LT3032, a dual, low noise, positive/negative low dropout voltage linear regulator. Read more

April 10, 2012 Linear Technology Corporation has introduced a 2.5 V to 36 V, two input voltage monitor that draws 850 nA of quiescent current, offering extended battery life in battery-powered applications. Read more

March 30, 2012 Linear Technology Corporation has released a monolithic, dual output step-down switching regulator that delivers up to 3 A of continuous output current from each channel. Read more

March 29, 2012 Linear Technology has released a 4 GHz to 6 GHz high dynamic range downconverting mixer. The LTC5544 mixer offers high linearity with 25.9 dBm IIP3 (Input Third-Order Intercept), high conversion gain of 7.4 dB owing to its integrated IF amplifier, and a noise figure of 11.3 dB. Read more

March 27, 2012 Linear Technology Corporation has introduced automotive (H-grade) and high reliability military (MP-grade) versions of the LTM2881 and LTM2882, isolated µModule transceivers which guard against large ground-to-ground differentials and common-mode transients in RS485 and RS232 networks. Read more

March 26, 2012 Linear Technology’s LT3798 isolated controller with active power factor correction (PFC) is specifically designed for regulating bus voltages or driving constant current applications over a wide input range of 10 V to 480 V. Read more

March 16, 2012 Linear Technology has released a 36 V input, 5 A step-down µModule regulator with an adjustable and precise (+/-10%) accurate current limit. The current limit enables designers to set the maximum amount of power drawn from the supply, preventing input voltage droop caused by overcurrent conditions. When multiple LTM8026 are configured with the outputs tied together, each converter can be programmed with a maximum current limit to meet its specific input supply limitations for greater output power, a technique known as asymmetric power sharing. Read more

March 15, 2012 Linear Technology Corporation has introduced a high power, I2C controlled, high efficiency PowerPath manager, ideal diode controller and Lithium Iron Phosphate (LiFePO4) battery charger for single-cell devices such as portable medical and industrial devices, backup devices and other high power density battery-powered applications. Read more

March 12, 2012 Linear Technology has introduced a synchronous buck-boost DC/DC LED driver and voltage controller, which can deliver over 100 W of LED power. The device’s 4.7 V to 60 V input voltage range makes it ideal for a wide variety of applications, including automotive, industrial and architectural lighting. Read more

March 12, 2012 Linear Technology’s LT®3798 isolated controller with active power factor correction (PFC) is specifically designed for regulating bus voltages or driving constant current applications over a wide input range of 10 V to 480 V. Read more

March 8, 2012 Linear Technology Corporation is introducing a pushbutton on/off controller that manages 1.5V to 36 V system power via a pushbutton interface or the presence of a supply. Unlike typical pushbutton controllers that initiate system power-ups only with the toggle of a pushbutton, the LTC2955 automatically turns on a system when power is applied from a primary or secondary supply, such as a wall adapter or car battery. Read more

February 22, 2012 Linear Technology Corporation has introduced a power supply manager with EEPROM for complete digital management of power supply systems with four or more power rails. The LTC2974 utilizes an I2C interface and PMBus command set to monitor and control positive or negative supplies to provide rapid troubleshooting and debug capabilities during power system design, development, production and failure analysis. Read more

February 14, 2012 Arrow Electronics has developed an energy-harvesting evaluation kit together with Italian technology consultant company @m2el that enables users to transmit and receive data via modules powered by solar energy and temperature differences. Called ‘The Drop’ the kit showcases components from Atmel Corporation and Linear Technology which were selected for their low-power consumption and suitability for harvesting applications. Read more

February 13, 2012 Linear Technology Corporation had introduced a 1.5 A, high efficiency, synchronous buck regulator that can be easily paralleled for higher current applications and is adjustable down to 0 V with a single resistor. The new LTC3600 switching regulator architecture uses a 50 µA current reference, combined with a single resistor to set the output voltage. The design enables easy current sharing between multiple regulators, setting the output voltage for all of the regulators with a single external resistor. Read more

February 9, 2012 Linear Technology Corporation has introduced a current mode synchronous step-down DC/DC controller that allows the use of low DC resistance power inductor using a novel DCR sensing architecture that enhances the signal-to-noise ratio of the current sense signal. A power inductor DC resistance of as low as 0.17 milliohms can be used to maximize converter efficiency and increase power density. Read more

February 8, 2012 Linear Technology Corporation has introduced a dual output synchronous step-down DC/DC controller with multiphase operation, differential output voltage sensing and high frequency operation. The LTC3861 controller works in conjunction with external power train devices such as power blocks and DrMOS, as well as discrete N-channel MOSFETs and associated gate drivers, enabling flexible design configurations. Read more

January 26, 2012 Linear Technology Corporation has introduced a dual independent channel, step-up DC/DC converter with integrated fault protection features for output shorts, input/output overvoltages, and overtemperature conditions. Each channel of the LT8582 uses two integrated 42 V switches: a 1.7 A master switch and a 1.3 A slave switch that can be tied together for a total current limit of 3 A. Read more

January 18, 2012 Linear Technology Corporation has introduced a high frequency controlled on-time single output dual phase synchronous step-down DC/DC controller that can achieve up to 95% efficiency with a 25 A output when operating at 2 MHz. The operating frequency is selectable from 200 kHz to 2 MHz or can be synchronized to an external clock. Read more

January 17, 2012 Linear Technology Corporation has introduced an overvoltage protection controller that provides overvoltage and overcurrent protection to high-availability electronic systems. Supply voltages surge whenever currents flowing through long inductive power buses change abruptly. Read more

January 12, 2012 Linear Technology has unveiled the H-grade version of the LT3692A, a monolithic, dual output step-down switching regulator that delivers up to 3.5 A of continuous output current from each channel. The device operates from a V IN range of 3 V to 36 V with transient protection to 60 V, making it ideal for load dump and cold-crank conditions found in automotive applications. Read more

January 9, 2012 Linear Technology Corporation has introduced an overvoltage protection controller for electronic systems. Operating from 9 V to greater than 500 V, the LTC4366 floating surge stopper utilizes an adjustable floating topology to enable high voltage operation independent of the voltage rating of the LTC4366’s internal circuitry. Read more

January 5, 2012 Linear Technology Corporation has acquired Dust Networks, Inc., a leading provider of low power wireless sensor network (WSN) technology. The acquisition of Dust Networks, based in Hayward, California, will enable Linear to offer a complete high performance wireless sensor networking solution. Read more

December 21, 2011 Linear Technology Corporation has introduced a high frequency controlled on-time synchronous step-down DC/DC converter with differential output voltage sensing and clock synchronization. The controlled on-time, valley current mode architecture enables a fast transient response by increasing its operating frequency during a transient event, allowing the LTC3613 to recover from a large load step in only a few clock cycles. Read more

December 16, 2011 Linear Technology Corporation has introduced the LTC3876 , a high-efficiency dual output synchronous step-down DC/DC controller that generates the VDDQ supply voltage, the VTT bus termination voltage and the VTTR reference voltage for DDR1/DDR2/DDR3 and future standard memory applications. Read more

December 12, 2011 Linear Technology Corporation has introduced the LTM8047 and LTM8048 1.5 W output DC/DC µModule converters that feature 725 VDC galvanic isolation in a 9 x 11.25 x 4.92 mm BGA package. All components, including the transformer, control circuitry and power switches are housed in a small enclosed BGA package for superior interconnect reliability in high vibration applications. Read more

December 6, 2011 Linear Technology Corporation has unveiled the LT3798, an isolated flyback controller with single stage active power factor correction (PFC). A power factor of greater than 0.97 is accomplished by actively modulating the input current, eliminating the need for an extra switching power stage and associated components. In addition, no opto-isolator or signal transformer is required for feedback since the output voltage is sensed from the primary-side flyback signal. Read more

November 29, 2011 Linear Technology has introduced 15 V, fixed frequency synchronous buck converters capable of delivering 300 mA of continuous current to output voltages from 0.6 V to 13.8 V. The LTC3103 consumes 1.8 µA of quiescent current, while the LTC3104 (which offers a 10 mA programmable LDO output) requires only 2.6 µA of quiescent current. Read more

November 21, 2011 Linear Technology has unveiled a synchronous buck-boost converter that delivers up to 2 A of continuous output current from a wide range of power sources from single-cell Li-Ion to 24 V/28 V industrial rails to 40 V automotive inputs. The LTC3115-1’s 2.7 V to 40 V input and output range provides a regulated output with inputs above, below or equal to the regulated output. Read more

November 15, 2011 Linear Technology Corporation has introduced a high frequency controlled on-time dual output synchronous step-down DC/DC controller with differential output voltage sensing and clock synchronization. The controlled on-time, valley current-mode architecture enables a fast transient response by increasing its operating frequency during a transient event, enabling the LTC3838 to recover from a large load step in only a few clock cycles. Read more

November 11, 2011 Linear Technology Corporation has introduced a monolithic two-channel 4 A PowerPath ideal diode device designed to reduce heat, voltage drop and board space while preserving battery run time in power switchover circuits. The LTC4415 is ideal for applications requiring an ideal Diode-ORing function for load sharing or automatic switchover between two input power sources. Read more

November 8, 2011 Linear Technology Corporation has introduced the LTC2369-18, a serial 18-bit, 1.6 Msps pseudo-differential SAR analog-to-digital converter (ADC), which achieves impressive 96.5 dB SNR and -120 dB THD while supporting a 0 V to 5 V unipolar input range. The pseudo-differential input simplifies the ADC driver requirement, enabling single-ended drive while benefiting from the reduction of unwanted signals common to both inputs. Read more

October 26, 2011 Linear Technology Corporation has unveiled a 750 mA, 42 V step-down switching regulator with integrated boost and catch diodes. Its Burst Mode operation keeps quiescent current under 2.5 µA in no load standby conditions. The LT3973's 4.2 V to 42 V input voltage range makes it ideal for automotive and industrial applications. Its internal 1.2 A switch can deliver up to 750 mA of continuous output current to voltages as low as 1.21 V. Read more

October 25, 2011 Linear Technology Corporation has introduced the LTC4313 and LTC4315 high noise margin buffers that provide capacitance buffering and bus extension capabilities to I²C/SMBus/PMBus systems. As the number of devices on an I²C bus expands, additive capacitances can critically lengthen rise times. Read more

October 21, 2011 Stacks of lithium ion cells are used in new hybrid electric vehicles and uninterruptible power supplies. Maximizing the life and the safety of these high voltage, high power battery packs depends on sophisticated electronics. Read more

October 13, 2011 Linear Technology has released high temperature (H-grade) and High Reliability (MP-grade) versions of the company’s LT3690 synchronous step-down switching regulator. The36 V input capable device can deliver up to 4 A of continuous output current at efficiencies as high as 93%. Read more

October 12, 2011 Linear Technology has introduced a 36 V input constant frequency step-down µModule regulator with an adjustable output current limit up to 5 A. The adjustable current limit helps system designers set the maximum power delivered to a load, minimizing the output rating of the upstream AC/DC or DC/DC power supply. Read more

October 4, 2011 Linear Technology Corporation has introduced a wide input range DC/DC controller for boost, SEPIC and inverting power supply applications, capable of generating either positive or negative regulated output voltages. Read more

September 20, 2011 Farnell, and Linear Tehnology will co-host a free webcast entitled 'developments in high reliability System-in-a-Package power management solutions' on Sep 22, 2011, from 16:00 CET. During the hour-long webcast, Linear Technology’s Product Marketing Manager for µModule Power Products Afshin Odabaee will discuss how µModule power products provide complete, simple and efficient power management solutions, integrating DC/DC controller, power transistors, input and output capacitors, compensation components and inductor within a compact, IC-like form factor. Read more

September 20, 2011 Linear Technology has introduced a 16-channel LED driver integrated with a 55 V step-down controller. The LT3745 LED driver powers up to 75 mA of LED current for each channel, which can drive up to 36 V of LEDs in series, making it ideal for applications such as large LED billboards. Read more

September 16, 2011 Linear Technology Corporation has introduced the high reliability (MP-grade) version of the LT3512 , a high voltage isolated monolithic flyback regulator that operates over a -55 to 150°C junction temperature range. The device simplifies the design of an isolated DC/DC converter. Read more

September 2, 2011 Linear Technology Corporation has introduced an 8-channel I²C temperature, voltage and current monitor for 3 V and 5 V systems. The LTC2991 is a highly integrated monitoring solution that incorporates a 14-bit ADC, 10ppm/°C voltage reference and I²C digital interface to provide submillivolt voltage resolution and 1% current measurement, as well as ±0.7°C remote accuracy and ±1°C internal accuracy, when making temperature measurements. Read more

August 17, 2011 Linear Technology Corporation has introduced a dual channel, current mode step-down switching regulator with a power-on reset and watchdog timer. The LT3641's 4 V to 42 V input voltage range with 55 V transient capability makes it ideal for load dump and cold crank conditions commonly found in automotive applications which require constant output regulation even with input transients as high as 55 V. Read more

August 11, 2011 Linear Technology Corporation has introduced a fixed frequency synchronous step-down DC/DC controller with nonlinear control, differential output voltage sensing and clock synchronization. Nonlinear control minimizes the output voltage excursion during load transient events by increasing the operating frequency, allowing the LTC3867 to recover from a large load step in only a few cycles. Read more

August 10, 2011 Linear Technology Corporation has unveiled the LTC3765 and LTC3766 synchronous forward converter chipset with active clamp reset and Direct Flux Limit that prevents power transformer saturation under all conditions. The LTC3765 is a primary-side intelligent controller that works in concert with the LTC3766 to implement a robust and simple self-starting isolated power supply. Read more

August 9, 2011 Linear Technology Corporation has introduced a high-efficiency dual monolithic synchronous step-down switching regulator, capable of generating the supply voltage and the bus termination voltage for DDR/DDR2/DDR3 and future standard memory applications requiring both sourcing and sinking of current. Read more

August 4, 2011 Linear Technology has introduced a synchronous buck-boost converter that delivers up to 1 A of output current from a Li-Ion/Polymer source or 300 mA from dual cell alkaline/NiCd/NiMH sources. The LTC3536’s 1.8 V to 5.5 V input and output voltage range achieves a +/-1% accurate output with inputs above, below or equal to the regulated output. Read more

August 3, 2011 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. Read more

August 1, 2011 Linear Technology has released a pulse width modulation (PWM) generator with 48 independent channels. Each channel has an individually adjustable 12-bit (4,096 steps) PWM register and a 6-bit (64 step) ±50% correction register. All controls are programmable via a simple TTL/CMOS 50 MHz serial data interface. Read more

July 26, 2011 Linear Technology Corporation has introduced an inductorless supercapacitor charger with backup PowerPath controller for Li-ion or other low-voltage system rails in applications that require short term backup power. The LTC3226 employs a low-noise dual mode (1x/2x) charge-pump architecture with constant input current to charge two supercapacitors in series from a 2.5 V to 5.5 V input supply to a programmable capacitor charge voltage between 2.5 V and 5.3 V. Read more

July 14, 2011 Linear Technology Corporation has introduced the H- and MP- grade versions of the company’s LTC3851A, a wide input voltage range (4 V to 38 V) synchronous step-down DC/DC controller that encompasses a broad range of applications, including most intermediate bus voltages and battery chemistries. The onboard MOSFET gate drivers enable the use of high power external MOSFETs to produce output currents up to 25 A with output voltages ranging from 0.8 V to 5.5 V, ideal for point-of-load requirements. Read more

July 12, 2011 Linear Technology Corporation has introduced a high accuracy temperature-to-voltage converter with built-in series resistance cancellation for 2.5 V to 5.5 V systems. Many low voltage systems today rely on temperature to assess overall system health and reliability. Traditional implementations require a series of filters, a precise reference and a current source, resulting in a complex conversion scheme prone to inaccuracies if not carefully designed. The LTC2997 is a simple temperature monitoring solution that measures a remote diode's temperature with ±1°C accuracy or local temperature with ±1.5°C accuracy, and outputs a voltage proportional to absolute temperature. The LTC2997 provides a precise, space-saving, micropower temperature monitoring solution. Read more

July 8, 2011 Linear Technology Corporation has introduced a high efficiency, monolithic synchronous step-down switching regulator, capable of generating a bus termination voltage for DDR/DDR2/DDR3 and future standard memory applications requiring sourcing and sinking of current. Read more

July 7, 2011 Linear Technology has introduced a complete high side current sense device that incorporates a current sense amplifier, dual comparators and a precision 400 mV voltage reference. When connected to a current shunt resistor, the high side current sense amplifier precisely extracts the shunt voltage, amplifies it, and translates it to ground. Read more

June 30, 2011 Linear Technology has unveiled a high efficiency, dual-channel monolithic synchronous step-down regulator from Linear, which provides power supply and bus termination rails for DDR1, DDR2 and DDR3 SDRAM controllers. The LTC3634 operates from an input voltage from 3.6 V to 15 V, making it ideal for dual cell Li-Ion applications as well as 5 V and 12 V intermediate bus systems. Read more

June 29, 2011 Linear Technology Corporation has introduced a couple of 4-port and single-port Power over Ethernet (PoE) controllers for Power Sourcing Equipment (PSE), delivering up to 90 W of power to Powered Devices (PDs). The current IEEE standard, 802.3at (also known as PoE+), limits the maximum available power to PDs to 25.5 W. By the time the standard was ratified in 2009, applications were already demanding higher power levels. Read more

June 20, 2011 Linear Technology Corporation has unveiled the LT3015, a 1.5 A negative low dropout linear regulator featuring fast transient response, low noise, and precision current limit. With its wide input voltage range of -1.8 V to -30 V and adjustable output voltage from -1.220 V to -29.5 V, the device's common emitter NPN power transistor design requires only a single supply and enables a low dropout voltage of 310 mV (typical at full load). Read more

June 16, 2011 Linear Technology Corporation has introduced a high power, I2C controlled, high efficiency PowerPath manager, ideal diode controller and lithium-ion battery charger for single-cell portable devices such as tablet PCs, ultra-mobile PCs (UMPCs), personal video players, smart phones, digital cameras, PDAs, portable medical and industrial devices and personal navigation devices. Read more

June 14, 2011 Linear Technology Corporation has released high reliability (MP-grade) versions of the company's LT1952/-1, LTC3900 and LT4430 devices that combine to create a high efficiency (up to 95%) synchronous rectified isolated forward converter that is specified and production tested over a -55 to 125°C operating junction temperature range. Read more

May 26, 2011 Linear Technology Corporation has unveiled the high reliability (MP-grade) version of the LTC3805/-5, a programmable frequency flyback controller that operates over a -55 to 150°C junction temperature range. The high-performance shunt regulated input voltage PWM (pulse width modulation) controller enables for wide input voltages ranging from 5 V to off-line applications and is ideal for users requiring one power supply for both 48 V and 24 V nominal input systems. Read more

May 17, 2011 Linear Technology has introduced the LTM4613, an 8 A step-down µModule regulator certified by TUV Rheinland an accredited laboratory, to meet EN55022 Class B EMI emissions limits at up to 96 W of output power. Read more

May 13, 2011 Linear Technology Corporation has introduced a 500 mA (IOUT), 36 V step-down switching regulator and integrated LDO packaged in a 3 mm x 3 mm QFN or MSOP-12E. The LT3645 operates from a VIN range of 3.6 V to 36 V with transient protection to 55 V, making it ideal for load dump and cold-crank conditions found in automotive applications. Read more

May 4, 2011 Linear Technology Corporation is launching a new high reliability (MP-grade) version of the LT3511, a high voltage isolated monolithic flyback regulator that operates over a -55°C to 150°C junction temperature range. The device simplifies the design of an isolated DC/DC converter since it needs no optocoupler, third winding or signal transformer for feedback, as the device's output voltage is sensed from the primary-side flyback signal. Read more

May 2, 2011 Linear Technology Corporation has introduced an isolated 12-port Power Source Equipment (PSE) controller chipset designed for use in IEEE 802.3at (PoE+) Type 1 and Type 2 compliant Power over Ethernet (PoE) systems.  The LTC4270/71 provides 12 independent PSE channels for simpler, lower component count designs, reduced board space and lower solution costs.  Read more

April 26, 2011 Linear Technology has unveiled the LTC559x family of four high dynamic range dual downconverting mixers covering the 600 MHz to 4.5 GHz wireless infrastructure frequency range. The LTC559x dual mixers offer outstanding IIP3 (Input Third-Order Intercept) of more than 26 dBm, low noise figures of less than 10 dB and high conversion gain of 8.5 dB, enabling excellent dynamic range performance for both MIMO (Multiple-Input, Multiple-Output) and diversity wideband receivers. Read more

April 18, 2011 Linear Technology Corporation has introduced the LTC4000, a high voltage controller and power manager that converts virtually any externally compensated DC/DC power supply into a full-featured battery charger. The LTC4000 is capable of driving typical DC/DC converter topologies, including buck, boost, buck-boost, SEPIC and flyback. Read more

April 6, 2011 Linear Technology Corporation has introduced the H-grade version of the LTC3872, a small footprint 550 kHz fixed frequency step-up DC/DC controller that is specified over a -40 to150°C junction temperature range. The LTC3872 accepts a 2.5 V to 9.8 V input voltage range and can produce an output voltage as high as 60 V without needing a sense resistor. Read more

April 5, 2011 Linear Technology Corporation has introduced a new high reliability (MP-grade) version of the LTC4441, a 6A N-channel MOSFET gate driver that operates over a -55 to 125°C operating junction temperature range. The high power driver is designed to increase the output power and efficiency of a DC/DC controller, enabling it to drive high power N-channel MOSFETs or multiple MOSFETs in parallel. Read more

March 30, 2011 Linear Technology Corporation has introduced a family of ultralow power 14-bit and 12-bit, 25 Msps to 125 Msps analog-to-digital converters (ADCs) that dissipate less than 1 mW per mega sample per second from a 1.8 V supply, making them the lowest power high speed ADCs on the market. Read more

March 21, 2011 Linear Technology has introduced a 60 V, 1 MHz, step-down DC/DC converter designed to operate as a three channel, constant current LED driver. Each channel of the LT3597 contains a constant current sink LED driver with a dedicated adaptive-output buck converter. Read more

March 15, 2011 Linear Technology Corporation has introduced a compact, dual ideal diode with Hot Swap controller that provides PowerPath and inrush current control for redundant supplies operating from 2.9 V to 18 V. The LTC4227 regulates the forward voltage drop across two external N-channel MOSFETs to ensure smooth current transfer between supplies in diode-OR applications. Read more

March 9, 2011 For applications with noise sensitive requirements, Linear Technology has developed the LTC3869/-2, a dual output synchronous step-down DC/DC controller with an efficiency of up to 95 percent. The device features highly balanced current sharing between channels when paralleled, the vendor promises. Read more

February 24, 2011 Linear Technology Corporation has introduced a high voltage isolated monolithic flyback regulator that simplifies the design of an isolated DC/DC converter. No optocoupler, third winding or signal transformer is required for feedback since the output voltage is sensed from the primary-side flyback signal. Read more

February 22, 2011 Linear Technology has introduced a second generation high voltage battery monitor for hybrid/electric vehicle (HEVs), electric vehicles (EVs) and other high voltage, high performance battery systems. The LTC6803 is a complete battery measuring IC that includes a 12-bit ADC, a precision voltage reference, a high voltage input multiplexer and a serial interface. Read more

February 18, 2011 Linear Technology Corporation has introduced the H-grade version of the LTC4444/-5, a high-speed, high input supply voltage (100 V), synchronous MOSFET gate driver designed to drive upper and lower power N-channel MOSFETs in synchronous rectified converter topologies. Read more

February 15, 2011 Linear Technology Corporation introduces a 36 V input capable, synchronous step-down switching regulator which can deliver up to 4 A of continuous output current at efficiencies as high as 93%. Read more

February 9, 2011 Linear Technology Corporation has unveiled a 3 A LDO that can be paralleled for heat spreading and higher output current, and is adjustable with a single resistor. The LT3083 regulator is based on the same innovative architecture as its 1.1 A predecessor, the LT3080, which uses a current source reference for single resistor output voltage setting. With the SET pins tied together, sharing the current and spreading the heat is accomplished between multiple regulators using a small length of PC trace as ballast, enabling multi-amp linear regulation in all surface-mount systems without heat sinks. Read more

February 7, 2011 Linear Technology has introduced an isolated LED controller with active power factor correction (PFC), specifically designed for driving LEDs from a universal input range of 90 VAC to 265 VAC. The LT3799 is optimized for LED applications requiring 4 W to over 100 W of LED power and also compatible with standard TRIAC in-wall dimmers. Read more

January 24, 2011 Linear Technology Corporation has unveiled a dual output high efficiency synchronous step-down DC/DC controller with I2C-based PMBus interface for digital power system management. The LTC3880/-1 claims to combine best in class analog switching regulator performance with precision mixed signal data conversion for ease of power system design and management, supported by the LTpowerPlay software development system with easy-to-use graphical user interface (GUI). Read more

December 15, 2010 Linear Technology is releasing a synchronous buck-boost converter that delivers 3 A of output current from a nominal 3.3V power source, Li-Ion/Polymer battery or up to 1 A from dual cell alkaline/NiCad/NiMH batteries. The LTC3113's 1.8 V to 5.5 V input range and 1.8 V to 5.5 V output range provides a regulated output from an input voltage above, below or equal to the output. Read more

December 13, 2010 Linear Technology Corporation has introduced a high efficiency (up to 98%) synchronous buck-boost DC/DC controller that operates from input voltages above, below or equal to the regulated output voltage. High power circuits that step-up and-down typically rely on transformers or two DC/DC converters, one for step-up (boost) and the other for step-down (buck) conversion. Read more

December 6, 2010 Linear Technology Corporation has introduced a high voltage isolated monolithic flyback switching regulator that simplifies the design of an isolated DC/DC converter. No optocoupler, third winding or signal transformer are required for feedback since the output voltage is sensed from the primary-side flyback signal. Read more

December 1, 2010 Linear Technology Corporation has introduced a six-output DC/DC µModule regulator with guaranteed operation from -40 to 150 degrees C. The LTM8008 includes a 3 V to 72 V input SEPIC converter and six linear regulators, housed in a small 15 mm x 15 mm x 2.82 mm LGA package. Read more

December 1, 2010 Linear Technology has introduced a precision RF power detector that operates from 600MHz to 15GHz, with fast response time of 7ns from a pulsed RF signal. Moreover, the device has an on-chip fast comparator with a propagation delay of 9ns. Read more

November 29, 2010 Linear Technology Corporation introduces the LTM4628, µModule regulator containing two step-down 8 A DC/DC converter circuits with the inductors, MOSFETs and other necessary components in a 15mm x 15 mm x 4.32 mm LGA package. The low thermal impedance of the LGA package and high operating efficiency enable full output power DC/DC conversion from 12 VIN to 1 VOUT at 70 degrees C ambient with no air flow, or 86 degrees C ambient with 200 linear feet per minute. Read more

November 29, 2010 For lower power consumption in a broad range of applications including automotive radar and lidar systems, Linear Technology Corporation has developed three families of low power 16-bit, 25Msps to 125Msps analog-to-digital converters (ADCs). Read more

November 22, 2010 Linear Technology Corporation introduces three families of low power 16-bit, 25 Msps to 125 Msps analog-to-digital converters (ADCs) that dissipate approximately half the power of competing 16-bit solutions. The LTC2165 and LTC2185 families are single- and two-channel simultaneous sampling parallel ADCs, respectively, offering a choice of full-rate CMOS, or double data rate (DDR) CMOS/LVDS digital outputs with programmable digital output timing, programmable LVDS output current and optional LVDS output termination. Read more

November 19, 2010 Linear Technology Corporation has introduced a 2.6 A, 36 V step-down switching regulator with dual linear controllers, packaged in a 4 mm x 5 mm QFN or TSSOP-20E. The LT3694 operates from a VIN range of 4 V to 36 V with transient protection to 70 V, making it ideal for load dump and cold-crank conditions found in automotive applications. Read more

November 17, 2010 Linear Technology has introduced a synchronous buck-boost converter that delivers up to 2.5 A of output current from a wide range of power sources, including single or multiple cell batteries, super capacitor stacks and wall adapters. The LTC3112 has a 2.7 V to 15 V input range and 2.5 V to 14 V output range that provides a regulated output with inputs above, below or equal to the regulated output. Read more

November 17, 2010 Linear Technology Corporation has introduced a monolithic, dual output step-down switching regulator that can deliver up to 3.5 A of continuous output current from each channel. LT3692 operates from a VINrange of 3 V to 36 V with transient protection to 60 V, making it ideal for load dump and cold-crank conditions found in automotive applications. Independent input, shutdown, feedback, soft-start, current limit and comparator pins for each channel simplify complex power supply tracking/sequencing requirements. Read more

November 15, 2010 Linear Technology announces the LT1999, a high-voltage amplifier designed for bidirectional current sensing in the presence of fast switching common-mode voltages from -5 V to 80 V. The wide input common-mode range is obtained with standard low voltage op amp supplies. Read more

November 9, 2010 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. Read more

November 3, 2010 Linear Technology Corporation has unveiled a high input voltage isolated flyback DC/DC controller with guaranteed operation for junction temperatures as high as 150 degrees C. Read more

November 2, 2010 Linear Technology Corporation has introduced a high frequency controlled on-time synchronous step-down DC/DC controller with differential output voltage sensing and clock synchronization. The controlled on-time, valley current-mode architecture forces a very fast transient response by increasing its operating frequency during a transient event, allowing the LTC3833 to recover from a large load step in only a few cycles. Read more

November 1, 2010 Linear Technology Corporation unveils a low/wide input voltage (2.7 V to 5.5 V or 4 V-38 V) synchronous step-down DC/DC controller. The device's onboard charge pump provides 5 V bias to drive low RDS(ON) and standard logic-level power MOSFETs from a 3.3 V nominal supply. Read more

October 29, 2010 Linear Technology Corporation has introduced a high voltage synchronous step-down DC/DC controller that draws only 50 µA in standby mode with the output in regulation. The LTC3891's 4 V to 60 V input supply range is designed to protect against high voltage transients, continue operation during automotive cold crank and cover a broad range of input sources and battery chemistries. Read more

October 25, 2010 Linear Technology Corporation has unveiled a synchronous step-up DC/DC controller that replaces the boost diode with a high efficiency N-channel MOSFET. The device eliminates the heat sink normally required in medium to high power boost converters. Read more

October 22, 2010 Linear Technology Corporation has introduced an easy-to-use, shunt battery system for Li-Ion/Polymer batteries that integrates a charger and battery pack protection in one IC. The LTC4071, with its 550 nA operating current, charges and protects batteries from previously unusable low current, intermittent or continuous charging sources. Read more

October 18, 2010 A high performance, synchronous boost converter that incorporates maximum power point control (MPPC) and starts up with inputs as low as 250 mV has been unveiled by Linear Technology. The LTC3105 operates over a wide input range of 0.2 V to 5 V, making it ideal for harvesting energy from high impedance alternative power sources, including photovoltaic cells, thermoelectric generators (TEGs) and fuel cells. Read more

October 13, 2010 Linear Technology has introduced two RF-to-digital uModule receivers that integrate the key components for 3G and 4G base station receivers (WCDMA, TD-SCDMA, LTE) and smart antenna WiMAX base stations. The LTM9004 and LTM9005 integrated uModule receivers offer a reduction in board space, integrating the RF mixer/demodulator, amplifiers, passive filtering and 14-bit, 125Msps ADCs in a small package. Read more

October 12, 2010 Linear Technology has introduced a fully differential amplifier capable of driving DC to 100 MHz signals with 1.1 nV/√Hz noise and -88 dBc HD2/HD3 distortion. Built on an advanced SiGe BiCMOS process, the LTC6409 features 10 GHz gain-bandwidth product, 100 dB SFDR up to 40 MHz, and 1% settling time of 1.9 ns. Read more

October 12, 2010 Linear Technology Corporation has introduced a three-channel supply monitor with power-fail warning for low voltage systems down to 0.5 V. In certain applications, monitoring the main input supply is just as important as monitoring the intermediate bus voltages in order to provide the host an early warning of supply failure and signal shutdown procedures. Read more

October 4, 2010 Linear Technology has unveiled the LTM8061 and LTM8062, the first devices in a new family of complete system-in-a-package uModule chargers, supporting an output charge current up to 2 A. Read more

September 28, 2010 Linear Technology Corporation has unveiled a high power two phase single output synchronous step-up DC/DC controller that replaces the boost diodes with high efficiency N-channel MOSFETs. The LTC3787 eliminates the heat sink normally required in medium to high power boost converters. Read more

September 22, 2010 Linear Technology Corporation has introduced a buck-boost DC/DC uModule system-in-a-package that is guaranteed and tested for the wide -55 to 125 degrees C temperature range. Read more

September 17, 2010 Linear Technology Corporation has introduced a 15A DC/DC uModule regulator with onboard inductors, MOSFETs and supporting components in a 2.6g, 15 mm x 15 mm LGA (land grid array) package. Read more

September 16, 2010 Linear Technology Corporation has introduced an easy-to-use, low power 16-bit 1-Msps serial SAR ADC with guaranteed specifications over the -40 to 125 degrees C temperature range. Consuming 13 mW from a single 2.5 V supply, the LTC2383-16 achieves an 92 dB SNR and -106 dB THD from a fully differential +2.5 V input range while maintaining a maximum +2LSB INL and no missing codes. Read more

September 15, 2010 Linear Technology has introduced a new generation ultra-high linearity direct conversion I/Q modulator that operates over a wide frequency range from 200 MHz to 6 GHz. The new modulator offers best-in-class linearity performance of 30.9 dBm OIP3 (Output Third-Order Intercept) at 2.14 GHz - without calibration. Read more

September 9, 2010 Linear Technology has introduced a 40 MHz to 6 GHz dual channel, matched RMS power detector, offering over 55 dB isolation at 2.14 GHz. In RF power amplifier (PA) applications, the LTC5583 provides a simple solution for accurately measuring forward power, reverse power, and voltage standing wave ratio (VSWR). Read more

August 30, 2010 For applications in extreme ambient temperatures, Linear Technology has created "H-grade" and "MP-grade" versions of the LT3580, a current-mode, fixed frequency step-up DC/DC converter with internal 2A, 42V switch. The device operates from an input voltage range of 2.5V to 32V, making it suitable for applications with input sources ranging from a single-cell Li-Ion to automotive inputs. Read more

August 26, 2010 Linear Technology Corporation releases a highly integrated general-purpose power management solution for high power single cell Lithium-Ion/Polymer cell systems. The device features seven independent rails, with I2C control, flexible sequencing and fault monitoring in a compact 28 mm2 QFN package. Read more

August 25, 2010 Linear Technology has introduced single/dual/quad rail-to-rail operational amplifiers that claim to provide unmatched speed-power efficiency in tiny packages.  Read more

August 20, 2010 Linear Technology has introduced an ultralow quiescent current synchronous buck converter than can deliver up to 50 mA of continuous output current from a 2.7 V to 20 V input supply. Read more

August 19, 2010 Linear Technology Corporation has released a new high reliability, military plastic MP-grade version of the LT1175, a 500mA negative micropower low dropout regulator. Read more

August 16, 2010 Linear Technology introduces the LTC5587, an industry first 40 dB dynamic range 6 GHz RMS detector integrated with a high sampling rate 12-bit serial A/D converter. Read more

August 13, 2010 Linear Technology Corporation has introduced a 4-A monolithic synchronous buck battery charger for 1-cell Li-Ion/Polymer batteries. The LT3651-4.2 accepts inputs up to 32 V with a 40 V absolute maximum rating for added system margin. Read more

August 12, 2010 Linear Technology introduces a SOT23 series voltage reference designed specifically for precision operation from -40 to 125 degrees C. The voltage reference combines 0.05 percent initial accuracy, 10 ppm temperature drift and low frequency noise of only 1.6 ppm. Read more

August 9, 2010 Linear Technology has unveiled a set of simple, small, accurate and low power devices for five commonly used timing functions: voltage-controlled oscillator, low frequency oscillator, pulse width modulated oscillator, monostable pulse generator (one-shot) and delay. Read more

August 5, 2010 Linear Technology Corporation has introduced a quad voltage output 16- and 12-bit digital-to-analog converter family with internal reference and I2C interface. Read more

August 3, 2010 Linear Technology Corporation has introduced a complete power management solution for portable processors such as i.MX, PXA, ARM, OMAP and other advanced portable microprocessor systems. Read more

August 2, 2010 Market research analyst, IMS Research of Wellingborough, UK, has published its latest rankings for the power management and driver IC market which reveals that Texas Instruments has extended its lead in the market during the downturn in 2009 and held a share of 10.5 percent. Read more

August 2, 2010 Linear Technology Corporation has unveiled an isolated monolithic flyback switching regulator that simplifies the design of an isolated DC/DC converter. Read more

July 28, 2010 Linear Technology Corporation has introduced an autonomous high efficiency power manager, ideal diode controller and battery charger for 1-cell Lithium Iron Phosphate (LiFePO4) batteries used in portable devices such as industrial meters, media players, digital cameras, PDAs, personal navigators, and high peak-power and safety critical equipment. Read more

July 23, 2010 Linear Technology Corporation has introduced a complete 3 A DC/DC µModule regulator system, which in addition to the device's onboard inductor, DC/DC converter and supporting circuitry, includes an EMI filter that claims to make it compliant with EN55022 Class B by a wide margin. Read more

July 22, 2010 Linear Technology Corporation has introduced a 6 A DC/DC µModule regulator, which includes the inductor, MOSFETs, DC/DC regulator, input and output bypass capacitors and supporting circuitry in a 2.3g, 9mm x 15mm x 4.32mm LGA package. Read more

July 21, 2010 Linear Technology Corporation has introduced a single-phase synchronous step-down DC/DC controller implementing the Intel IMVP-6, IMVP-6+, and IMVP-6.5 protocols. Read more

July 1, 2010 Linear Technology has unveiled the H-Grade version of the LT3686. The LT3686H is a 1.2 A, 37 VIN step-down switching regulator. Read more

July 1, 2010 Linear Technology Corporation has introduced a Hot Swap controller for protecting low power boards with load supply voltages ranging from 2.9 V to 15 V. Read more

June 28, 2010 Linear Technology Corporation has unveiled a complete switch mode DC/DC µModule point-of-load regulator capable of generating its own 5 V N-channel MOSFET gate drive for efficient voltage conversion from 3.3 VIN or less to loads as low as 0.8 V at up to 15 A. Read more

June 21, 2010 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. Read more

June 17, 2010 Linear Technology Corporation has unveiled new wider temperature range versions of its LT1763, LT3008 and LT3010 high voltage linear regulators. Read more

June 15, 2010 Linear Technology Corporation has unveiled a versatile DC/DC converter for boost, flyback, SEPIC and inverting power supply applications. Read more

June 14, 2010 Linear Technology has unveiled a highly integrated step-up DC/DC converter and power management IC designed to start up and run from millivolt input voltage sources such as thermoelectric generators (TEGs) and thermopiles. Read more

June 10, 2010 Linear Technology Corporation has released a high input voltage DC/DC converter for boost, flyback, SEPIC and inverting power supply applications. Read more

June 9, 2010 A higher voltage version of the innovative LT3652 monolithic buck battery charger for modern battery chemistries has been introduced by Linear Technology Corporation. Read more

June 4, 2010 Linear Technology Corporation has unveiled a current mode, fixed frequency step-up DC/DC converter with integrated fault protection features for output shorts, input/output overvoltages, and overtemperature conditions. Read more

May 27, 2010 An 80 V high-side current sense DC/DC converter designed to operate as a constant-current and constant-voltage regulator has been introduced by Linear Technology. Read more

May 24, 2010 Linear Technology Corporation has introduced a two-phase single output high efficiency (up to 95 percent) synchronous step-down DC/DC controller with PolyPhase operation, differential output voltage sensing and integrated phased-lock loop (PLL) synchronization. Read more

May 21, 2010 Linear Technology Corporation has introduced a 2.9 V to 15 V Hot Swap controller that features an onboard 8-bit ADC and I2C compatible interface. Read more

May 17, 2010 Linear Technology Corporation has unveiled a 1 A low dropout linear regulator (VLDO), featuring input voltage capability down to 0.9 V and adjustable output voltage down to 0.2 V. Read more

May 13, 2010 Linear Technology Corporation has introduced a three-phase single output high efficiency (up to 95 percent) synchronous step-down DC/DC controller with PolyPhase operation, differential output voltage sensing and integrated phased-lock loop (PLL) clock synchronization. Read more

May 12, 2010 Linear Technology Corporation has unveiled the second in a family of digitally programmable linear regulators that claims to offer the lowest dropout voltage, lowest noise and fastest transient response of any monolithic 5 A LDO currently available. Read more

May 4, 2010 Linear Technology has introduced a high efficiency, 4 MHz synchronous buck regulator that incorporates a constant frequency, current-mode architecture. Read more

April 22, 2010 Linear Technology Corporation has introduced a 2.5 V to 5.5 V overvoltage and overcurrent protection controller designed to safeguard low voltage, portable electronics from damaging input voltage transients and current surges. Read more

April 15, 2010 A Virtual Remote Sense (VRS) DC/DC controller that eliminates the remote sense wires required to compensate for the voltage drop in cables, wires and circuit board trace runs has been unveiled by Linear Technology Corporation. Read more

April 12, 2010 Linear Technology Corporation has introduce the the H- and MP-grade versions of the LT3757 and LT3758 wide input range DC/DC controllers for boost, flyback, SEPIC and inverting power supply applications. Read more

April 8, 2010 Linear Technology Corporation has introduced a current mode, fixed frequency step-up DC/DC converter with integrated fault protection features for output shorts, input/output overvoltages, and overtemperature conditions. Read more

March 31, 2010 Linear Technology Corporation has introduced a low-power 16-bit no missing codes, 80 Msps analog-to-digital converter (ADC) that dissipates only 89 mW, which the company claims is less than half the power of competing 16-bit solutions. Read more

March 22, 2010 Linear Technology has unveiled a synchronous step-down DC/DC converter designed to accurately (±6 percent) regulate output currents up to 20-A. Read more

March 8, 2010 Linear Technology Corporation has introduced the LTC3890/-1, a high voltage dual output synchronous step-down DC/DC controller that draws only 50 µA when one output is active and 60 µA when both outputs are enabled. Read more

March 1, 2010 Linear Technology Corporation is introducing a family of 2-cell supercapacitor chargers for addressing high peak power, data backup and “dying gasp” needs in portable and data storage applications. Read more

February 25, 2010 Linear Technology Corporation has unveiled a dual, low noise, positive/negative low dropout voltage linear regulator. Read more