Power-supply ICs and controllers
(a sub category of Active components)
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Latest articles from 'Power-supply ICs and controllers'
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Showing 1101-1125 of 2483 articles
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Step-down convertor increases efficiency
Step-down convertor for WCDMA and CDMA PAs increases efficiency, extending talk time and battery life
News from Advanced Analogic Technologies, Jul 13, 2006
Convertor extends battery life
500mA synchronous buck-boost DC/DC convertor offers extended battery runtime to handheld applications.
News from Linear Technology Corp, Jul 13, 2006
Buck regulator accepts wide-ranging inputs
A fixed-off-time current-mode-controlled buck switching regulator IC combines a 3A current rating with a wide input voltage range of 8 to 50V in a small surface-mount package.
News from Allegro MicroSystems Europe, Jul 11, 2006
Step-down regulator aims for portable devices
A highly integrated 1A DC/DC step-down (buck) regulator has the small size and output flexibility needed for portable device applications.
News from Semtech, Jul 7, 2006
Micropower LDOs handle wide-ranging inputs
The LT3012B and LT3013B are micropower LDOs with input voltage capability up to 80V.
News from Linear Technology Corp, Jul 5, 2006
Power management and audio come together in one
A combined power management and audio IC is designed especially to support the latest generation of application processors in emerging high growth applications.
News from Dialog Semiconductor, Jul 5, 2006
LED drivers slim down for backlight duties
White LED drivers power high brightness LEDs in backlighting applications for cellular phones, digital cameras, MP3 players and other portable consumer electronics devices.
News from ON Semiconductor, Jul 3, 2006
MOSFETs meet Class D audio amplifier needs
A new generation of trench MOSFETs from Zetex Semiconductors has been introduced to provide the high efficiency, cool running and quality audio reproduction demanded by Class D output stages
News from Zetex, Jun 30, 2006
Convertor and LDO unite for handset power supply
By integrating a fast transient 600mA step-down convertor and a 300mA LDO, the AAT2505 forms a complete high-performance power supply solution for GSM handset baseband core and I/O.
News from Advanced Analogic Technologies, Jun 29, 2006
Power modules offer smart integration
Arrow is now offering a comprehensive family of smart power modules (SPMs) that integrate digital, analogue and discrete technologies in a single compact package.
News from Arrow Electronics (UK), Jun 29, 2006
Licence leads to BLDC controller development
Elmos Semiconductor is developing a standard product family for sensorless commutation of brushless DC motors.
News from Elmos Semiconductor, Jun 29, 2006
Managers take control of lighting levels
Lighting management units include a high-voltage boost convertor and programmable constant-current driver to control up to 20 series-connected LEDs.
News from National Semiconductor, Jun 29, 2006
Hot swap controller handles four supplies
A new four-supply hot swap controller features an onboard 8bit ADC and I2C compatible interface.
News from Linear Technology Corp, Jun 28, 2006
Charger and regulator cohabit DFN package
The LTC3552-1 includes a stand-alone Li-ion battery charger and a high efficiency dual synchronous buck regulator housed in a low-profile 3 x 5mm DFN package.
News from Linear Technology Corp, Jun 23, 2006
Motor control chip needs no sensor
The Toshiba TB6575FNG is a PWM sensorless controller for three-phase full wave brushless DC motors.
News from Marktech Optoelectronics, Jun 23, 2006
Chipset raises DC/DC conversion efficiency
A 500kHz half-bridge DC/DC controller and synchronous rectifier driver work together as a chipset to enable more efficient 25 to 300W telecomms and computer power supplies.
News from Vishay Siliconix, Jun 23, 2006
Convertor creates compact supplies
A highly integrated step-down convertor requires only five external components for full functionality.
News from Monolithic Power Systems (MPS), Jun 23, 2006
Power chips combine with windowed watchdogs
System power ICs incorporate a multimode windowed watchdog timer, reset logic and 5V low dropout automotive voltage regulators with up to 400mA output current capability.
News from EM Microelectronic, Jun 22, 2006
Convertor saves space for big backlights
A high-voltage boost convertor designed to drive up to 10 LEDs aims to reduce noise and save board space in mid- to large-area LCD panel backlighting applications.
News from Catalyst Semiconductor, Jun 21, 2006
Motor driver saves portable power
The new A3901 is a dual full-bridge motor driver IC designed for low-voltage portable applications involving bipolar stepper or brush DC motors.
News from Allegro MicroSystems Europe, Jun 20, 2006
Convertor boosts single cells efficiently
A current-mode fixed-frequency step-up convertor with an integrated 180mohm 3.5A power switch can operate across the full functional range of single or multiple Li-ion cells.
News from Monolithic Power Systems (MPS), Jun 20, 2006
Controller cuts PoE component count
The Si3400 is the first power-over-Ethernet powered device controller to integrate on-chip diode bridges, a transient surge suppressor and a switching regulator FET.
News from Silicon Laboratories, Jun 15, 2006
Power chips provide nine regulators in one
Power management ICs for cellphones and multifunction portable devices feature nine ULDO regulators capable of sourcing up to 300mA from multiple inputs via an I2C serial interface.
News from Semtech, Jun 15, 2006
Boost convertor integrates more on-chip
A 1.2MHz current-mode synchronous boost DC/DC convertor features true output disconnect, inrush current limiting and reverse battery protection.
News from Linear Technology Corp, Jun 15, 2006
Step-down convertor has wide input range
A current mode PWM step-down DC/DC convertor features an internal 1.4A power switch, packaged in a tiny 6-pin 2x 3mm DFN.
News from Linear Technology Corp, Jun 12, 2006
Showing 1101-1125 of 2483 articles
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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.
Featured articles
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Linear Technology has introduced the LT3652, a solar power directed monolithic buck battery charger IC for modern battery chemistries. - Linear unveils 200mA PNP low-dropout regulator
Linear Technology has introduced a regulator that is said to be adjustable down to 0V with a single resistor and easily paralleled for higher current.
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