Power-supply ICs and controllers
(a sub category of Active components)
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Latest articles from 'Power-supply ICs and controllers'
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Showing 626-650 of 2483 articles
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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, Oct 15, 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, Oct 15, 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, Oct 12, 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, Oct 11, 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, Oct 11, 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.
News from Linear Technology Corp, Oct 11, 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, Oct 9, 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, Oct 9, 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.
News from Linear Technology Corp, Oct 8, 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, Oct 8, 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, Oct 5, 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.
News from Linear Technology Corp, Oct 5, 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, Oct 4, 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, Oct 4, 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, Oct 4, 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.
News from Power Integrations, Oct 3, 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.
News from Micrel, Oct 2, 2007
Motor drive boosts vibrator efficiency
Single-phase brushless motor driver IC cuts power consumption and boosts reliability for handset vibration motors.
News from Melexis, Oct 1, 2007
Power controllers are ready for PoE expansion
Power-over-Ethernet interface controllers are fully compliant with the IEEE802.3af specification for powered devices
News from STMicroelectronics, Oct 1, 2007
Regulator reduces four-output real estate
High-efficiency 2.25MHz synchronous buck regulator that delivers four outputs from a 3 x 3mm QFN package.
News from Linear Technology Corp, Sep 28, 2007
Controller simplifies step-down supplies
Switching regulator controller directly steps down voltages from 60V to output voltages ranging from 0.8V to 93% of the input.
News from Linear Technology Corp, Sep 27, 2007
Dimming driver is bright answer for LEDs
Flexible HB LED driver is ideal for applications that require a wide dimming-control range, such as interior and exterior automotive lighting.
News from Maxim Integrated Products, Sep 27, 2007
AC/DC controller has all power levels covered
Power controllers employ novel multimode control scheme for efficient operation across the entire load range.
News from Power Integrations, Sep 26, 2007
Step-down controller claims widest input range
Dual-output buck controller runs from the industry's widest input voltage range, accepting inputs from 3.3 to 25V, and producing outputs from +0.6 to +5.0V.
News from Intersil, Sep 25, 2007
Efficient convertor boosts power density
Synchronous buck power convertor uses a novel low-voltage technique that enables high-frequency switching with high gate drive.
News from Solid State Supplies, Sep 25, 2007
Showing 626-650 of 2483 articles
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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
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Linear Technology has introduced the LT3652, a solar power directed monolithic buck battery charger IC for modern battery chemistries. - Linear unveils 200mA PNP low-dropout regulator
Linear Technology has introduced a regulator that is said to be adjustable down to 0V with a single resistor and easily paralleled for higher current.
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