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Power Supply ICs and Controllers
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Charger and LDOs combine for power in the hand
Multifunction power management device combines a stand-alone Li-ion/polymer battery charger with two high-efficiency synchronous buck regulators. Brochure available
News from Linear Technology Corp (30 November 2007)
PoL regulators enable cut and paste power design
Wide-input single-output synchronous buck voltage regulators target high-density high-performance data centre and consumer applications.
News from International Rectifier (30 November 2007)
Voice-coil motor driver zooms in to handsets
Voice-coil motor driver IC has a built-in I2C serial interface for precise high-speed digital programming.
News from Allegro MicroSystems Europe (29 November 2007)
Multichannel regulator adds design flexibility
Adjustable three-channel regulator for mobile devices combines a step-down convertor with two low dropout linear regulators.
News from Advanced Analogic Technologies (29 November 2007)
Inverter controllers shed light on LCD TVs
Controller ICs address the trend toward growing display sizes and the increased use of high-supply-voltage backlight inverter solutions in LCD-TV applications.
News from NXP Semiconductors (29 November 2007)
Intelligent power switch cuts its losses
Quad high-side intelligent power switch achieves a 50% saving in on-resistance compared with earlier devices with the same die size.
News from STMicroelectronics (29 November 2007)
Power factor conditioner copes with more power
Single-chip interleaved power factor correction control circuit handles multikilowatt communications, server and industrial power systems.
News from Texas Instruments (April 2006-) (27 November 2007)
LED driver powers green lighting
Boost driver device reduces component count by handling both charging and driving in solar-powered LED lighting applications.
News from Prema Semiconductor (26 November 2007)
LDOs are optimised for noise performance
With the choice of 150 or 300mA output current, the ultra-low-noise LDO family delivers sufficient power for a wide range of applications.
News from austriamicrosystems (26 November 2007)
PSU controller targets automotive displays
Automotive-grade quasiresonant discontinuous flyback convertor control IC provides all the necessary control functions for driving a vacuum fluorescent display.
News from Allegro MicroSystems Europe (19 November 2007)
Five in one for complete power management
Three 2MHz step-down DC/DC convertors and two low-quiescent-current linear regulators combine to produce five regulated output voltages.
News from Maxim Integrated Products (16 November 2007)
Buck regulator boosts efficiency up to 95%
High-efficiency synchronous buck regulator delivers up to 12A of continuous output current at voltages as low as 0.6V. Brochure available
News from Linear Technology Corp (16 November 2007)
Convertor can power bigger loads
Synchronous step-up convertor delivers more load current than competing products in the same footprint and supporting lower startup and operating voltages
News from Advanced Analogic Technologies (15 November 2007)
Low-cost option for driving multiple-LED arrays
Constant-current LED driver allows closely matched drive currents within +/-1% for up to 16 LEDs using only one programming resistor.
News from Toshiba Electronics Europe (15 November 2007)
Regulator powers low voltage DSPs and MCUs
High-efficiency synchronous buck regulator runs from Li-ion/polymer battery inputs as well as 3.3 or 5V inputs for point-of-load applications. Brochure available
News from Linear Technology Corp (13 November 2007)
Analog acquisition to expand power portfolio
ON Semiconductor is to acquire voltage regulation and thermal monitoring products for computing applications from Analog Devices.
News from ON Semiconductor (12 November 2007)
LED drivers provide high-quality video
The TLC5945 is optimised for video displays with fast video action, such as stadium sporting events, as it provides a very fast refresh rate capability with no delay.
News from Texas Instruments (April 2006-) ( 8 November 2007)
Regulator protects against spikes and hot swapping
Overvoltage protection regulator incorporates overcurrent protection and inrush current limiting to improve power supply reliability in high-availability systems. Brochure available
News from Linear Technology Corp ( 7 November 2007)
PoE controller combines two functions
The Si3460 dramatically simplifies development efforts, reduces system costs and eliminates specification compliance challenges for designers
News from Silicon Laboratories ( 6 November 2007)
Buck regulators enhance system reliability
Synchronous buck regulators provide high-efficiency DC/DC power conversion for point-of-load power supply designs in applications such as communication, data storage, industrial and automotive.
News from National Semiconductor ( 6 November 2007)
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