Power-supply ICs and controllers
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Power-supply ICs and controllers
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Buck regulator ramps up to 100V input
The LM5008 is billed as the industry's first 100V buck bias regulator, operating at up to 90% power efficiency and delivering significant power savings for customers' designs.
News from National Semiconductor, Apr 26, 2004
White LED driver for low-voltage applications
Catalyst Semiconductor has expanded its family of white LED products with the introduction of an inductor-based white LED driver boost convertor.
News from Spectrum Group, Apr 26, 2004
CMOS LDO claims new standards
Fabricated in CMOS technology, the MIC5305 is a new micropower ultralow-dropout (LDO) regulator claimed to set new standards in overall performance.
News from Micrel Semiconductor Europe, Apr 23, 2004
LDO aims for automotive market
A new ultralow-quiescent-current low voltage dropout regulator expands National's portfolio of power management devices for automotive and industrial markets.
News from National Semiconductor, Apr 23, 2004
Charger ICs feature redundant charge termination
New from Semtech Corp is the SC802 series of lithium-ion/lithium-polymer battery charger ICs.
News from Semtech, Apr 23, 2004
Ex-pro Rizvi drives business development
ON Semiconductor has hired Ken Rizvi as Director of Finance with responsibility for investor relations and business development.
News from ON Semiconductor, Apr 22, 2004
PWM chip provides flexible notebook power control
The ISL6227 is a dual PWM controller IC designed to power DDR memory, graphics, chipsets and other systems in notebook PCs.
News from Intersil, Apr 21, 2004
Sims takes on power management
As part of its ongoing strategy to expand its presence in the power management arena, ON Semiconductor has hired Larry Sims as Vice President and General Manager of its Analog Products Division.
News from ON Semiconductor, Apr 21, 2004
Green aims to accelerate growth
ON Semiconductor has hired Peter Green as Vice President and General Manager of its Integrated Power Devices Division.
News from ON Semiconductor, Apr 21, 2004
Supervisor provides budget backlight control
The LX1695 supervisor circuit provides a low-cost way to add advanced digital dimming and fault protection functions to conventional inexpensive switched Royer CCFL inverter modules.
News from Solid State Supplies, Apr 21, 2004
Boost convertor drives four white LEDs
The CAT37 is an inductor-based white LED driver boost convertor designed for colour LCD and keypad backlighting.
News from Catalyst Semiconductor, Apr 20, 2004
Power modules simplify air-conditioner design
Samsung Electronics Co has selected Fairchild's compact, dual inline packaged SPM smart power modules to power its new line of three-phase inverter-based air conditioners.
News from Fairchild Semiconductor, Apr 16, 2004
MOSFET driver aims for next-generation notebooks
The ISL6208 is a 30V synchronous-buck MOSFET driver IC designed for high-current multiphase power solutions in notebook PCs.
News from Intersil, Apr 16, 2004
Controller provides alternative to ORing
The Endura ISL6144 is billed as the industry's first positive high-voltage ORing FET controller IC.
News from Intersil, Apr 14, 2004
Single chip powers up cellphone camera flashes
The MAX1583 is a high-efficiency, step-up DC/DC convertor that drives up to five white LEDs in series with a high constant current to provide camera flash/strobe power handheld devices.
News from Maxim Integrated Products, Apr 14, 2004
Controller has DDR memory covered
The AQ9260 is a two-output voltage controller that combines a switching and linear regulator to provide both VDDQ core supply and VTT bus termination voltages to DDR-SDRAMs.
News from Arques Technology, Apr 9, 2004
Mixed-signal process has 60V capability
A new BCD (bipolar-CMOS-DMOS) process permits designers to fabricate analogue and mixed-signal integrated circuits operating up to 60V.
News from PolarFab, Apr 9, 2004
Controller handles prebiased loads "gracefully"
The new Endura ISL6522B single-phase dual-mode synchronous-buck PWM controller/driver IC designed to provide exceptional soft-start to power sensitive circuits and gracefully handle prebiased loads.
News from Intersil, Apr 8, 2004
Inverter chip simplifies appliance motor drives
The IR3101 simplifies half-bridge inverter designs for one-, two- or three-phase motor drives for refrigerator compressors, fans and pumps up to 400W (up to 250W with no heatsink cooling).
News from International Rectifier, Apr 8, 2004
Boost controllers step up to a wide range
A new series of 750kHz gated oscillator DC/DC boost controllers can deliver 5W of power to a load while consuming only 120uA of quiescent current at no load.
News from Microchip Technology, Apr 7, 2004
Chipset powers up latest CPUs
The latest power management products from Fairchild form a chipset that is part of a complete VRM/VRD10.x power solution that meets the stringent power requirements of today's CPUs.
News from Fairchild Semiconductor, Apr 6, 2004
Handbook powers up LED applications
Helping designers improve the efficiency of LED lighting circuits and extend the life of battery cells is the aim of the latest design handbook available from Zetex.
News from Zetex, Apr 5, 2004
Prospects improve for ON Semiconductor
ON Semiconductor Corp has increased its first quarter 2004 guidance and provided an outlook on what it expects to see in the second quarter of 2004.
News from ON Semiconductor, Apr 2, 2004
Alliance promotes mobile standardisation
ON Semiconductor has been accepted as a Contributor Member of the Mobile Industry Processor Interface (MIPI) Alliance.
News from ON Semiconductor, Mar 30, 2004
Intel prefers quality suppliers
ON Semiconductor has received Intel's Preferred Quality Supplier (PQS) award for outstanding performance in providing products and services deemed essential to Intel's success.
News from ON Semiconductor, Mar 25, 2004
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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.
Featured articles
- Converter suits low quiescent power applications
Linear Technology has introduced the LTC3388, an ultra-low quiescent current synchronous buck converter for applications such as energy harvesting and industrial control power. - Power-management ICs for USB dongles and PC cards
Maxim Integrated Products has introduced the MAX8982A/MAX8982X power-management ICs for LTE/WCDMA/GSM/GPRS/Edge data cards based on Icera's E400/E450 platform.
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