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 426-450 of 2476 articles
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Novel regulator topology enables wider inputs
Emulated current-mode-controlled buck-boost DC/DC regulator controller has a best-in-class operating voltage range of 3 to 75V.
News from National Semiconductor, May 21, 2008
Power chip cuts OLED supplies down to size
Device manages power to AMOLED displays by providing positive and negative voltages, and supplying less current and lower voltages than passive matrix displays.
News from Texas Instruments (April 2006-), May 20, 2008
Boost convertor adds low-voltage regulator
The combination of a high switching frequency and compact QFN package makes the LTC3537 a very compact power supply for dual-rail handheld applications.
News from Linear Technology Corp, May 19, 2008
Charge pumps power budget backlights
Two new devices help reduce system costs for backlighting low-quality LCDs in low-cost handsets.
News from Advanced Analogic Technologies, May 19, 2008
Battery chargers cut size and costs
High switching frequency allows the use of smaller passive components, and the option to use N-channel switches reduces costs.
News from Maxim Integrated Products, May 19, 2008
Gate drivers boost switching efficiency
Increased gate drive currents reduce gate voltage rise and fall times, minimising switching losses and increasing efficiency.
News from Intersil, May 16, 2008
Hot-swap controller limits inrush currents
Enables safe board insertion and removal from a live backplane, using an external N-channel pass MOSFET in the power path to limit the inrush current during power up.
News from Linear Technology Corp, May 14, 2008
PSU designer to enhance power IC portfolio
The acquisition of Commergy Technologies will allow TI to broaden its focus on improving energy efficiency in end-equipment designs.
News from Texas Instruments (April 2006-), May 14, 2008
Isolated gate drivers boost PSU power density
The ISOdriver family offers higher reliability, increased noise immunity and 50% PCB area reduction compared with competing approaches.
News from Silicon Laboratories, May 9, 2008
Chargers power up camera flashes quickly
The MAX8685C and MAX8685D are the industry's smallest xenon photoflash capacitor chargers that include an integrated switching FET and IGBT driver.
News from Maxim Integrated Products, May 8, 2008
Driver lights LEDs more uniformly
LED panel manufacturers will be able to produce higher quality images more easily using a next-generation driver device that reduces channel and chip skews to new lows.
News from Macroblock, May 8, 2008
Switching regulator and linear controller unite
The LT1939's 3 x 3mm DFN-12 package and high switching frequency, which keeps the external capacitors and inductor small, provide a very compact, thermally efficient footprint.
News from Linear Technology Corp, May 5, 2008
Switching regulator has ultrawide input range
Accepts inputs from 3.6 to 25V, making it suitable for regulating power from a wide variety of sources, including protected automotive batteries, industrial supplies and unregulated wall adapters.
News from Linear Technology Corp, May 2, 2008
Power chip has all handheld supplies covered
Highly integrated power IC allows designers of portable battery powered devices to optimise performance, reduce footprint and drive down cost.
News from Advanced Analogic Technologies, May 2, 2008
Motor driver ICs suit fast stop/start cycles
The A1444 and A1445 employ a soft-switching algorithm to reduce audible switching noise and EMI interference.
News from Allegro MicroSystems Europe, May 1, 2008
Regulator saves board space and cost
By satisfying power requirements for DDR3 memory, the PM6641 will suit new products using the latest high-speed memory standard.
News from STMicroelectronics, May 1, 2008
LDOs are made for automotive applications
Low-dropout regulators integrate robust protection circuitry, operate over a wide 5 to 40V supply range and withstand load-dump transients up to 45V.
News from Maxim Integrated Products, May 1, 2008
Bipolar gate drivers sink up to 9A
The new devices prevent latch-up and eliminate shoot-through, so helping to improve circuit reliability and improve EMI performance.
News from Zetex, May 1, 2008
Step-up convertors raise voltages efficiently
The XC9128/29 series from Torex deliver efficiencies up to 93% over the entire load range, and can supply 500mA to a 3.3V load from a 1.8V battery supply.
News from Torex Semiconductor, Apr 30, 2008
Three-channel regulator shrinks handset supplies
The LTC3545 operates from an input voltage range of 2.25 to 5.5V, and can generate output voltages as low as 0.6V.
News from Linear Technology Corp, Apr 28, 2008
Tiny buck regulators lead efficiency stakes
Regulators integrate MOSFET switches to reduce system component count, and a high switching frequency enables use of ultrasmall inductors and capacitors for very small solution size.
News from National Semiconductor, Apr 25, 2008
Power modules cut motor drives down to size
Modules integrate two HVICs, one LVIC, four NPT IGBTs, four fast recovery diodes, two bootstrap diodes, a thermistor and various protection functions in a single package.
News from Fairchild Semiconductor, Apr 25, 2008
SoI components handle hot control duties
APEI reckons it can overcome many high-temperature electronics challenges by combining high power SiC devices with Cissoid's SoI control components.
News from Cissoid, Apr 23, 2008
Four-output power chip saves space
Quad-output integrated MOSFET device is designed to reduce the complexity and streamline the development of power supplies.
News from Freescale Semiconductor, Apr 22, 2008
LED driver handles automotive conditions
The ISL78100 can use a DC bias current or an external PWM signal for more accurate control of the LED colour temperature.
News from Intersil, Apr 21, 2008
Showing 426-450 of 2476 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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DC/DC controller is ideal for portable instruments
Linear Technology has introduced the LTC3868/-1, a low quiescent current, two-phase dual output synchronous step-down DC/DC controller.
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Buck regulator features controlled architecture
The LTC3601 is a high-efficiency, 4MHz synchronous buck regulator from Linear Technology that incorporates a controlled frequency, current mode architecture.
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