Power-supply ICs and controllers
(a sub category of Active components)
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Power-supply ICs and controllers
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Charger chip is faster and more reliable
A novel dual-path lithium-ion/polymer battery charger IC allows users to charge the battery with available current from the USB port while keeping the port voltage regulated.
News from Advanced Analogic Technologies, Nov 21, 2005
Controller drives fluorescents more efficiently
An integrated inverter controller is designed to drive cold-cathode fluorescent lamps using a full-bridge resonant inverter for maximum efficiency.
News from Maxim Integrated Products, Nov 18, 2005
PWM controller promises faster response
The NCP5381 is billed as the industry's first asynchronous dual-edge pulsewidth modulation controller.
News from ON Semiconductor, Nov 17, 2005
Bright LED drivers run from wider inputs
The MAX16801 and MAX16802 are high-brightness (HB) LED drivers with wide input-voltage ranges.
News from Maxim Integrated Products, Nov 17, 2005
Hybrid modules simplify power factor correction
A series of low-profile compact PFC modules range from 500 to 3000W.
News from BI Technologies Electronic Components Division, Nov 17, 2005
Controller cuts charger complexity
The MCP73831 battery charger is a fully integrated single-cell Li-ion/Li-polymer charge-management controller.
News from Microchip Technology, Nov 17, 2005
Regulator does the lot for TFT LCD panels
The MAX8761 is a complete linear-regulator power supply for thin-film transistor liquid-crystal-display panels used in LCD monitors and LCD TVs.
News from Maxim Integrated Products, Nov 15, 2005
Charge pump drives up to 17 LEDs
The LTC3208 is a fully integrated 850kHz low-noise high-efficiency 1x/1.5x/2x charge pump multiple-display LED driver.
News from Linear Technology Corp, Nov 15, 2005
Step-down regulator has wide input range
The A8499 is a versatile high-voltage step-down regulator integrated circuit with an input voltage range from 8 to 50V.
News from Allegro MicroSystems Europe, Nov 15, 2005
Low-cost charger IC for xenon photoflash
Allegro MicroSystems Europe has introduced a new range of xenon photoflash capacitor charger ICs with integrated IGBT driver circuitry.
News from Allegro MicroSystems Europe, Nov 14, 2005
Low loss PowerPath controller drives large PFETs
Linear Technology has introduced the LTC4414, a robust 'ideal diode' PowerPath controller for driving large PFETs with substantial gate capacitance.
News from Linear Technology Corp, Nov 10, 2005
Compact dual-channel audio amplifier launched
Monolithic Power Systems (MPS) is now shipping the MP7722, an ultra compact 2 x 20W Class D audio amplifier.
News from Monolithic Power Systems (MPS), Nov 8, 2005
Buck convertor chip set optimises efficiency
Fairchild Semiconductor is introducing a synchronous buck convertor chip set designed specifically to optimise efficiency and space in notebooks using the latest IMVP specifications.
News from Fairchild Semiconductor, Nov 8, 2005
Compact I/O expanders increase GPIO resources
As designers of portable systems develop versions of their core designs for different market, they often need to add features and functions but find that their controller has limited GPIO resources.
News from Advanced Analogic Technologies, Nov 4, 2005
Charge pump to replace isolated power supplies
Global supplier of advanced power management solutions ON Semiconductor is introducing the NIS6201 - a floating regulated charge pump for low power applications.
News from ON Semiconductor, Nov 3, 2005
Controller operates at higher junction temperature
Linear Technology has announced the availability of the H-grade version of the LTC1772.
News from Linear Technology Corp, Nov 2, 2005
3.3V protection device offers transition from 5V
Semtech has introduced the uClamp 3304A, a 3.3V electrostatic discharge (ESD) protection device with the performance needed for next-generation portable designs.
News from Semtech, Nov 2, 2005
International Rectifier posts financial results
International Rectifier has reported adjusted earnings of $29.4 million (or $0.41 per share) for the September quarter, on revenues of $272.6 million.
News from International Rectifier, Nov 1, 2005
Power manager promises extended battery life
Freescale Semiconductor is extending its power management IC with a device designed for portable audio and video applications.
News from Freescale Semiconductor, Oct 31, 2005
LED drivers keep lights and signs constant
Five new constant-current LED drivers are designed to support standard lighting and signage applications.
News from Maxim Integrated Products, Oct 28, 2005
Switching regulator suits automotive applications
The LT3437 is a 60V (with transients up to 80V) 200kHz step-down switching regulator with quiescent current under 100uA.
News from Linear Technology Corp, Oct 28, 2005
PWM controllers boast 1% accuracy
International Rectifier has introduced two 1%-accurate single-output synchronous buck PWM controllers with 4.5 to 16V input voltage capability.
News from International Rectifier, Oct 28, 2005
Website redesign reflects customer demands
ON Semiconductor has redesigned its corporate website with improved access to product information, design support materials, and both product availability status and budgetary pricing quotes.
News from ON Semiconductor, Oct 27, 2005
Power chip cuts core consumption
The industry's first digitally controlled PowerWise energy management unit reduces the power consumption of digital processors used in battery-powered handheld consumer products.
News from National Semiconductor, Oct 27, 2005
Charger chip masters single-cell duties
A new charger chip is optimised to address the requirements of low-capacity single-cell Li-ion applications such as Bluetooth headsets and small portable multimedia players.
News from Intersil, Oct 26, 2005
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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
- Ultra-compact LEDs for space-critical applications
Excelsys Technologies has introduced the LDV series of ultra-compact LED drivers for applications including in-store food display, mood lighting, advertising displays and architectural lighting. - 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.
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