Power Supply ICs and Controllers

Archive page 15 of 114

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Device provides an extra voltage regulator

XC6415 devices are ideal for portable applications where space is at a premium such as mobile phones, portable games, cameras, portable AV equipment and PDAs.

News from Torex Semiconductor (15 October 2007)

ESD device protects mobile devices

ON Semiconductor has integrated ultra-low capacitance pin diodes with high-power TVS diodes into a monolithic die that can be used as a high-performance off chip ESD protection solution.

News from ON Semiconductor (15 October 2007)

Pulsewidth modulator closes feedback loops

Designers can use the MCP1631 2.0MHz to perform many different functions in their designs, cutting footprint and cost.

News from Microchip Technology (12 October 2007)

Switching regulators offer low noise

The AAT2120 and AAT2158 synchronous step-down convertors deliver significantly lower spectral noise and output ripple than competing switching regulators.

News from Advanced Analogic Technologies (11 October 2007)

Switching regulators cut spectral noise

At lower currents, the AAT2120 and AAT2158 switching regulators produce half the ringing amplitude of competing switching regulators.

News from Advanced Analogic Technologies (11 October 2007)

Push-button controller tracks voltages

The LTC2953-1 uses a power-fail input (PFI) comparator and undervoltage lockout comparator to trigger software and hardware control outputs when the input supply drops below threshold voltages. Brochure available

News from Linear Technology Corp (11 October 2007)

IC suits portable applications

The integration of a 2MHz synchronous buck regulator with an independent 300mA LDO offers portable electronics designers maximum flexibility for space-constrained applications.

News from Micrel ( 9 October 2007)

Small module corrects power factors

The AIT02ZPFC features a universal input that accepts any voltage in the range 85 to 264V AC at any frequency from 47 to 63Hz and from 360 to 800Hz.

News from Emerson Network Power Embedded Computing ( 9 October 2007)

Power chip has extremely fast transient response

Synchronous step-down switching regulator controller can directly step down voltages from 100V to 0.8V with no need for a transformer. Brochure available

News from Linear Technology Corp ( 8 October 2007)

Drivers eases high-brightness LED adoption

1.5A monolithic switching regulator features a very low feedback voltage of 235mV for efficient driving of high-brightness LEDs.

News from ON Semiconductor ( 8 October 2007)

Compact IC minimises voltage changes

Allegro MicroSystems' A3903 has a typical input voltage range of 3 to 5.5V and produces an output current up to 500mA.

News from Allegro MicroSystems Europe ( 5 October 2007)

Battery power manager integrates more

Next-generation power management IC integrates a switching manager, a battery charger, an ideal diode, I2C control, three high efficiency synchronous buck regulators and an always-on LDO. Brochure available

News from Linear Technology Corp ( 5 October 2007)

Driver powers up large LED displays

Constant-current sink LED driver is designed for billboard, marquee, instrument and other larger, general-purpose LED displays.

News from Catalyst Semiconductor ( 4 October 2007)

Power chip enables brighter flashes

Step-up current regulator delivers the high current levels needed to support flash lighting for higher resolution CCD imagers.

News from Advanced Analogic Technologies ( 4 October 2007)

Battery IC charges feature-rich devices

The SMB137 is ideal for applications in a wide range of devices such as portable media/MP3 players, portable GPS navigation, smart-phones/PDAs and digital cameras/camcorders.

News from Summit Microelectronics ( 4 October 2007)

Power supply design explained around the world

Seminars explain how to build power supplies with high energy efficiency, excellent standby power performance and compliance with worldwide efficiency regulations. Brochure available

News from Power Integrations ( 3 October 2007)

Tiny driver boosts up to eight HBLEDs

High-efficiency boost DC/DC convertor features an integrated 3.5A guaranteed switch current and delivers a net output power of 7-12W for driving high-brightness LEDs.