Power Electronics / Power Management


Latest Articles

Power management chip
2 March 2011, NuVision Electronics
The new AS8650 from austriamicrosystems is an automotive power management chip which combines a DC-DC converter and a high-speed transceiver. The IC features efficiency of 85% minimum over all operation ...

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Automotive-qualified MOSFETs
2 March 2011, Future Electronics
International Rectifier has introduced a family of automotive-qualified planar MOSFETs for a variety of applications used in internal combustion engine (ICE), hybrid and full electric vehicle platforms. ...

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DC drive controller
2 March 2011
In addition to WAGO’s standard DC drive controller for positioning 24 V d.c. motors with collectors, two 750-636 I/O modules are now available; one for an extended temperature range and one for use in ...

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Intermediate power bus converters
2 March 2011
Vicor announced the introduction of the IBC048 series of VI BRICK Intermediate Bus Converters. Available as drop-in replacements for industry standard eighth-brick and quarter-brick 5:1 and 4:1 intermediate ...

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Buck controller
2 March 2011, KH Distributors
The XRP6124 is Exar’s new non-synchronous step-down (buck) controller for up to 5 A point-of-load applications. A 3 V to 30 V input voltage range allows for single supply operations from industry standard ...

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Integrated MOSFET and Schottky diode
2 March 2011, MB Silicon Systems
The CMLM0574 from Central Semiconductor is a Multi Discrete Module consisting of a single N-channel enhancement mode MOSFET and a low-VF Schottky diode packaged in the space saving PICOmini SOT-563 surface ...

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150 W power supplies
2 March 2011, Current Automation
With the introduction of its new USP-150 series, Mean Well offers a 150 W-500 W product line of U-bracket type AC/DC power supplies with power factor correction (PFC) function. With a 33 mm profile ...

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Schottky rectifiers
30 March 2011, EBV Electrolink
Vishay expanded its TMBS Trench MOS Barrier Schottky rectifiers for solar bypass applications with four new 45 V devices offering eSMP surface-mount and axial-leaded package options. The devices are ...

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DIN-rail power supplies
16 February 2011, Current Automation
Mean Well has introduced a new, 240 W AC/DC power supply series for mounting onto DIN rail. With a 180 to 550 V a.c. input range, the WDR-240 can be used in general power system with single-phase 230 ...

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AC/DC LED drivers
16 February 2011, Brabek
RECOM has developed a new series of constant current LED drivers in the power range of 12, 20 and 60 Watts. The new devices feature universal AC inputs, power factor correction and UL-8750 certification. The ...

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Dual Schottky diodes
16 February 2011, MB Silicon Systems
Central Semiconductor’s CMRD6263DO consists of two isolated 70 V, 15 mA Schottky diodes with opposing polarity. It has a low VF of 395 mV and a fast switching speed of less than 5 ns. The device can ...

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Single-output power supplies
2 February 2011, Current Automation
Mean Well introduced its new generation of 210 W and 350 W single-output, enclosed type power supply – NES-200, NES-350, SE-200 and SE-350 series – to replace its existing models - the S-201(200 W), S-210 ...

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Four-channel MOSFET drivers
2 February 2011, Communica
Supertex recently débuted the MD1820, MD1821 and MD1822, a family of four-channel, high-voltage, high-speed MOSFET driver ICs. They are designed to drive complementary P- and N-channel MOSFETs in applications ...

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High-current power supplies
2 February 2011, MANTECH
Manson’s SPS-8250 and SPS-9250 are high-power switching mode power supplies suitable for a wide range of uses, including radio equipment and car stereo work. The 9250 features a 3-digit LED display while ...

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AC-DC converter with PFC
2 February 2011
Vicor has introduced the new PFM VI Brick module, an isolated AC-DC converter with power factor correction (PFC). With its adaptive cell architecture enabling consistently high efficiency over worldwide ...

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Stepper motor drivers
2 February 2011
ON Semiconductor has announced two new highly integrated driver ICs to drive high-current stepper motors. The new AMIS-30532 and AMIS-30542 micro-stepping motor drivers have high current capabilities ...

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High-density PMICs for POL
2 February 2011, Altron Arrow
Texas Instruments has introduced two new power management integrated circuits (PMICs) for point-of-load (POL) designs. The TPS82671 and TPS84620 integrated power solutions ease design in portable electronics, ...

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Designing power supplies using fractional turn transformers
2 February 2011, Vepac Electronics
Fractional turn transformers are not a new idea but it is not a concept that appears to have been applied to AC/DC power supplies in the past. For multiple-output power supplies, in particular, it offers ...

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Medical power supplies
2 February 2011, Accutronics
TDK-Lambda has extended its successful range of EFE digitally controlled medical power supplies with the introduction of the 400 W, EFE400M medical range. Combining 4 kV a.c. reinforced input-to-output ...

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Buck converters
2 February 2011, CST Electronics
Maxim’s new MAX16903 and MAX16904 are automotive-grade, synchronous step-down converters that consume only 25 μA at no-load and deliver 1 A and 600 mA, respectively. The 2,1 MHz devices are optimised ...

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