Power Supply ICs and Controllers

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Convertor is cooler choice for LED driving

Buck convertor offers a simpler and smaller alternative to linear regulators for driving high-brightness LEDs in step-down applications, eliminating the need for heatsinks.

News from Catalyst Semiconductor (26 July 2007)

Driver raises relay reliability

Relay driver IC incorporates protective measures to reduce contact arcing, extending relay contact lifetime and lowering electromagnetic interference.

News from Hendon Semiconductors (24 July 2007)

Regulator is protected from automotive surges

38V step-down switching regulator with input transient protection up to 60V is ideal for load dump and cold-crank conditions found in automotive applications. Brochure available

News from Linear Technology Corp (23 July 2007)

Integrated LED drivers need no support

Multichannel linear LED drivers minimise board space and simplify display backlighting by requiring no external components.

News from Sipex Corporation (20 July 2007)

Regulator powers baseband chipsets

High-efficiency 2.25MHz synchronous buck regulator has pin-selectable output of 1.28 or 1.87V, making it ideal for the latest generation of Agere cellphone baseband chipsets. Brochure available

News from Linear Technology Corp (19 July 2007)

Driver dims multicolour LED lighting

High-efficiency driver is designed to drive tricolour RGB LEDs for fun lighting or enhanced LCD backlighting in portable applications.

News from ON Semiconductor (19 July 2007)

Power modules come with thermal paste applied

Automatic screen-printing process provides optimal coverage, ensuring power modules mate perfectly with heatsinks.

News from Semikron (19 July 2007)

LDO cuts power for long-term standby

Power-saving low-dropout regulator is ideal for applications requiring long battery runtimes and high tolerance for input-voltage variations.

News from Microchip Technology (18 July 2007)

Half-bridge driver runs from any automotive supply

Low-cost half-bridge driver IC targets automotive applications in both passenger cars and commercial vehicles.

News from Atmel Corporation (18 July 2007)

Charger chips have all Li-ion options covered

USB/AC battery charger ICs save space in portable systems operating off single-cell 4.2V lithium-ion/polymer batteries.

News from Advanced Analogic Technologies (16 July 2007)

Driver sheds light on handset flash and video

Inductorless high-current white LED driver delivers up to 400mA of LED current. Brochure available

News from Linear Technology Corp (16 July 2007)

FET and driver combine for compact power

Optimised and integrated FET plus driver power stage solution replaces discrete alternative to save more than 80% of PCB real estate.

News from Fairchild Semiconductor (13 July 2007)

High-efficiency convertor keeps its cool

Dual-channel step-down DC/DC convertor can regulate power from a wide variety of sources, including unregulated wall transformers, 24V industrial supplies and automotive batteries. Brochure available

News from Linear Technology Corp (13 July 2007)

Driver chip power three different laser diodes

The ATR0881 is a laser diode driver IC for use in combination HD-DVD/Blu-ray, DVD and CD drives.

News from Atmel Corporation (12 July 2007)

Power chip keeps displays on the level

Charge pump DC/DC convertor drives up to five white LEDs for a main display and up to two white LEDs for a subdisplay with regulated constant current for uniform intensity.

News from Texas Instruments (April 2006-) (10 July 2007)

Philippines plant set for major expansion

Expanded facility is expected to significantly increase production volumes by 2010 and create a number of engineering and other value-added positions in the factory.

News from ON Semiconductor (10 July 2007)

Small claims for dual-source charger chips

Tiny charger ICs are ideal for use in cellphones, smartphones and other handheld devices in which safety, charging speed and size are of significant concern.

News from Maxim Integrated Products (10 July 2007)

Speedy A/D convertor has six appeal

Six-input ADC is designed for multiphase power measurement, multiphase motor control, data acquisition systems and uninterruptible power supplies. Brochure available