Power-supply ICs and controllers
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Power-supply ICs and controllers
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More exposure for Micrel
Micrel Semiconductor has extended its distribution network, adding Flint as a UK technical distributor covering its complete portfolio.
News from Flint, Dec 9, 2002
Convertors take power to AMD processors
The MAX1937 and MAX1939 are dual-phase PWM step-down DC/DC controllers optimised for multiple generations of AMD's Athlon and Hammer processors, respectively.
News from Maxim Integrated Products, Dec 9, 2002
Step-down convertor shrinks real estate
Maxim Integrated Products reckons the MAX1945 is the smallest 6A 1%-accurate internal switch step-down DC/DC regulator to generate core and I/O supplies for DSPs, FPGAs, ASICs and microprocessors.
News from Maxim Integrated Products, Dec 6, 2002
More talk time with power amplifier management ICs
The MAX1958 and MAX1959 are power management ICs used to power HBT power amplifiers in WCDMA and NCDMA cellular handsets, wireless PDAs, and wireless modems.
News from Maxim Integrated Products, Dec 5, 2002
Frugal MOSFET drivers go high and low
The Endura ISL6206 and ISL6207 are designed to drive both upper and lower MOSFETs in a synchronous-buck DC/DC convertor operating from the high voltages found in notebook systems.
News from Intersil, Dec 3, 2002
Sawyer and Henry take over purse strings
Fairchild Semiconductor has made two new appointments to its finance management team.
News from Fairchild Semiconductor, Dec 2, 2002
Stepper IC features minimal power consumption
New from Allegro MicroSystems, the A3965 is a motor-control integrated circuit for the pulsewidth-modulated (PWM) current control of low-voltage stepper motors.
News from Allegro MicroSystems Europe, Nov 29, 2002
Hot plug controllers reduce telecomms down time
The new Endura ISL6141, ISL6142, ISL6151 and ISL6152 hot-plug ICs are designed specifically for systems requiring high levels of power protection and reduced down time.
News from Intersil, Nov 29, 2002
Compact convertors work with budget capacitors
Maxim reckons the MAX1951 and MAX1952 are the smallest and simplest 1.5A step-down regulators to generate core and I/O supplies for DSPs, ASICs, and microprocessors.
News from Maxim Integrated Products, Nov 29, 2002
Convertor ensures accurate LED driving
Used with a high-efficiency switching transistor, the Zetex ZXSC400 voltage-mode boost convertor IC enables the current in an LED chain to be accurately set and monitored by a single resistor.
News from Zetex, Nov 27, 2002
Power supply chipset aims for the Microsoft SPOT
Microsoft and National Semiconductor have formed a strategic technology relationship to develop a chipset to power a new Microsoft computing initiative.
News from National Semiconductor, Nov 26, 2002
MEMS drivers handle 32 channels at once
The HV256 and HV257 are 32-channel, integrated amplifier array ICs that operate on a single 300V supply.
News from Supertex, Nov 26, 2002
Synchronous convertors aim for wireless designs
The XC9211 and XC9212 series are synchronous-rectification type DC/DC convertors with built-in 0.6ohm P-channel driver transistor and N-channel switching transistor.
News from Torex Semiconductor, Nov 26, 2002
Step-down controller provides dynamic output
The MAX1992 and MAX1993 are high-efficiency pulsewidth modulation (PWM) controllers with excellent transient response and high DC output accuracy.
News from Maxim Integrated Products, Nov 25, 2002
PWM controller makes for simple laptop supplies
The SC1403 is a multiple-output PWM controller employing Semtech's proprietary Virtual Current Sense technology.
News from Semtech, Nov 25, 2002
Handset power chips boost battery life
Maxim Integrated Products has released its second generation of step-down DC/DC convertors designed specifically for the linear power amplifier used in 2.5G and 3G cellular phones.
News from Maxim Integrated Products, Nov 19, 2002
Drivers keep their cool for fibre-optic modules
Maxim reckons the MAX8520 and MAX8521 are the world's smallest, coolest-running Peltier thermoelectric controller drivers for SFF and SFP fibre-optic modules.
News from Maxim Integrated Products, Nov 19, 2002
National and ARM collaborate to cut power drain
National Semiconductor and ARM are to jointly develop and market power-efficient systems that will increase the battery life of handheld portable devices in several stages from 25 to 400%.
News from National Semiconductor, Nov 13, 2002
Smart manager takes two fans under PWM control
The P82CF201 is a single-chip dual fan manager that intelligently adjusts fan speed according to temperature using efficient pulsewidth modulation.
News from Philips Semiconductors, Nov 6, 2002
MOSFET controller drives automotive power
The A3935 power MOSFET controller is designed specifically for automotive applications involving the control of high-power motors.
News from Allegro MicroSystems Europe, Nov 1, 2002
Single package combines regulator with optocoupler
A new optically isolated error amplifier incorporates an optocoupler, precision reference, and error amplifier into an 8-pin white, dual-inline package.
News from Fairchild Semiconductor, Nov 1, 2002
Fairchild and Arrow collaborate on RosettaNet
Fairchild Semiconductor has collaborated with Arrow Electronics to deploy one of the RosettaNet Partner Interface Processes (PIPs).
News from Fairchild Semiconductor, Oct 31, 2002
Skinny convertors supply all TFT LCD voltages
The MAX1997 and MAX1998 power supplies provide the voltages required for active-matrix, thin-film transistor, liquid crystal displays.
News from Maxim Integrated Products, Oct 31, 2002
Integrated convertor boosts onboard power density
A new device from Philips integrates five component functionalities required for a single-phase DC/DC synchronous buck convertor in a single package.
News from Philips Semiconductors, Oct 30, 2002
Convertor provides simple output control up to 35V
According to Torex Semiconductor, the new XC9106/07 series of step-up DC/DC convertors is ideal for powering LCDs and related mobile applications.
News from Torex Semiconductor, Oct 30, 2002
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Power-supply ICs and controllers
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What is it?
Power-supply ICs and controllers:
Power-supply integrated circuits take unregulated input voltages and regulate them to provide a steady output voltage. Examples of power-supply ICs are linear regulators and switching regulators.
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