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 401-425 of 2483 articles
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Tiny power manager integrates four LDOs
Designers can connect the application supply directly to the AT73C237, increasing the level of analogue integration while minimising BOM cost and product size
News from Atmel Corporation, Jun 25, 2008
Synchronous buck regulator delivers up to 10A
Buck regulator runs from 4.5 to 32V inputs, making it ideal for applications with multicell Li-ion, lead acid batteries or fixed voltage rails up to 32V.
News from Linear Technology Corp, Jun 25, 2008
Charger chip takes power where it can
Controller optimises battery charging task by using a control algorithm including preconditioning mode, fast charge mode and constant voltage mode.
News from Texim Europe, Jun 25, 2008
Smaller MOSFETs optimise power efficiency
New devices combine IR's latest generation power MOSFET silicon and advanced DirectFET packaging technology to achieve a 40% smaller footprint than a standard SO-8 device.
News from International Rectifier, Jun 23, 2008
Buck regulator delivers constant current
The LTC3602 can deliver up to 2.5A of continuous output current at output voltages as low as 0.6V.
News from Linear Technology Corp, Jun 19, 2008
IC remove need for bootstrap capacitors
The A3942 is designed to drive four N-channel MOSFETs in a high-side configuration with gate drive outputs that use a current-source topology, eliminating the need for bootstrap capacitors.
News from Allegro MicroSystems Europe, Jun 18, 2008
Wide-input controller regulates output current
Provides programmable soft start and several overcurrent protection features, including a current feedback threshold mechanism in the control loop.
News from Texas Instruments (April 2006-), Jun 18, 2008
High-efficiency regulator makes the military grade
MP versions are ideal for military and aerospace applications that are subject to extreme ambient temperatures.
News from Linear Technology Corp, Jun 16, 2008
WLED driver addresses larger backlights
Device provides high power efficiency and accurate current regulation for medium-sized displays used in notebooks, portable GPS, industrial and medical applications.
News from Texas Instruments (April 2006-), Jun 16, 2008
Power module allows solder-free assembly
Power, control and auxiliary contacts are connected directly to the printed circuit board via springs, not solder joints.
News from Semikron, Jun 13, 2008
Battery power manager is complete power system
Switching manager, battery charger, synchronous buck-boost regulator, ideal diode and controller, and always-on LDO all combine in 4 x 4mm QFN package.
News from Linear Technology Corp, Jun 12, 2008
Handset power chip runs flash and backlight
Trimode charge pump driver IC supports both display backlighting and camera flash operations in mid-range camera phones.
News from Advanced Analogic Technologies, Jun 12, 2008
Compact power ICs provide four outputs
Ideal for providing voltages necessary for system core, I/O, auxiliary and external memory supplies for current generation portable devices.
News from Micrel, Jun 12, 2008
Single chip boasts seven precision regulators
Device combines three synchronous step-down convertors, two step-up convertors, one configurable step-up or step-down convertor, and one low-dropout linear regulator.
News from Summit Microelectronics, Jun 12, 2008
Driver boosts micro-stepping resolution
The TB6560A combines 1/16th step resolution with very high output current capability, making it ideal for high-accuracy, microcontroller-free micro-stepping control
News from Toshiba Electronics Europe, Jun 11, 2008
Step-down convertor enables smaller supplies
DC/DC convertor is optimised for powering high-performance processors from a single Li-ion cell battery in mobile devices.
News from National Semiconductor, Jun 10, 2008
Gate driver covers full spin of motor applications
Three-phase gate driver targets motor drives for appliances, industrial drives, micro inverter drives and electric vehicle drives.
News from International Rectifier, Jun 9, 2008
Supervisor checks its own and external supplies
Device can monitor a combination of two positive or negative supplies for both undervoltage and overvoltage conditions.
News from Linear Technology Corp, Jun 9, 2008
White-LED driver powers up to 80 diodes
Device uses an internal-switch current-mode step-up controller to drive the LED array, which can be configured for up to eight parallel strings with ten LEDs per string.
News from Maxim Integrated Products, Jun 9, 2008
Laser diode driver has automatic power control
Single-supply 3.3V laser driver for datacomms and telecomms applications handles any datarate up to 2.5Gbit/s including FC, GbE, Sonet, OC3/12/24/48 and SDH, STM 1/4/8.
News from Micrel, Jun 6, 2008
Regulators protect automotive systems
Automotive LDOs operate over a wide supply-voltage range, protect against load-dump transients up to 45V and provide short-circuit and thermal-shutdown protection.
News from Maxim Integrated Products, Jun 3, 2008
Convertor powers and protects blue diodes
Step-up convertor accepts the typical 5V input voltage and converts it to a higher output voltage to supply blue lasers from 6.5 to 11V.
News from STMicroelectronics, Jun 3, 2008
Charger chip provides superior protection
High-input-voltage battery-charger IC can safely handle input voltages up to 28V.
News from Intersil, Jun 3, 2008
Buck regulators have wide-range inputs
Size and feature set are optimised for high performance consumer applications, including set-top boxes, LCD TVs, game consoles, desktop PCs and graphics cards.
News from International Rectifier, Jun 2, 2008
Driver powers up piezo motors
Dual full-bridge piezo driver is ideal for dual axis image stabilisation as well as auto focus and zoom motor control for digital still and video cameras.
News from Linear Technology Corp, Jun 2, 2008
Showing 401-425 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
- Battery charger IC accepts inputs from 4.95-32V
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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