Power Electronics / Power Management


Latest Articles

Broad release of power supplies and converters
14 November 2012
Tracopower has launched a slew of new power supply and conversion products, allowing the manufacturer to offer a range covering low-power (1–240 W) DC-DC converter modules, encapsulated AC-DC power modules ...

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DIN-rail power supplies
14 November 2012, Current Automation
Featuring 340 to 550 V a.c. three-phase input range, the units can only capture two phases out of the three but still be operated by derating power during phase failure. The slim design of 110 mm in ...

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20 W buck/boost LED drivers
14 November 2012, Brabek
Standard LED drivers (buck topology) require that the input voltage be higher than the output voltage. This may result in problems when working with the newest high-power LEDs and powering them from ...

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Synchronous buck regulator
14 November 2012, CST Electronics
The MIC261203 from Micrel is a constant-frequency, synchronous DC-DC buck regulator featuring adaptive on-time control architecture. It operates over a supply range of 4,5 V to 28 V and has an internal ...

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Step-down regulator with fail-safe load protection
14 November 2012, Altron Arrow
Linear Technology’s new LTM4641 is a 4,5 V to 38 V input, 0,6 V to 6 V output, 10 A step-down µModule regulator with comprehensive electrical and thermal protection for loads such as processors, ASICs ...

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Single output power supplies
14 November 2012, Vepac Electronics, Accutronics
TDK-Lambda has released the new ZWS-BP series of single output, PCB-type AC-DC power supplies. Based on the ZWS series, the ZWS-BP is 30% smaller than its predecessor, thus simplifying equipment design, ...

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IGBTs for appliance motor drives
14 November 2012, Future Electronics
International Rectifier has expanded its family of insulated gate bipolar transistors (IGBTs) with the introduction of the IRGR4045DPbF and IRGS4045DPbF. The new 600 V trench ultrafast IGBTs offer enhanced ...

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Infineon boosts power density with PowerStage 3x3 package
14 November 2012
Power Semiconductors are facing rising demands. Faster switching frequencies and higher operating temperatures provide a challenge for packaging and system concepts. Notebooks of today and tomorrow ...

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Power supplies for medical systems
14 November 2012, Current Automation
In response to the demands for high reliability placed on power supplies in the medical market, Mean Well has developed the MSP-100 and MSP-200 families of AC-DC, enclosed type units. The 100 W and 200 ...

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Watt/power factor/VA transducer
14 November 2012, Denver Technical Products
Denver Technical Products is offering a new, highly accurate (0,25%) AC Watt/power factor/VA transducer. The PC20 provides three separate outputs proportional to true power, VA and power factor for use ...

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Half-brick power module for PoE
14 November 2012
Murata has designed its EMH-54/3-Q48N-C power module specifically for Power-over-Ethernet (PoE) applications. The device provides a 54 V SELV output, 2250 V d.c isolation and a basic insulation system ...

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Digital power controller
14 November 2012
Analog Devices introduced the ADP1046 digital power controller for high-efficiency AC-to-DC and isolated DC-to-DC power supply systems. The device is a flexible controller with seven PWM (pulse width ...

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DC-DC converters integrate transformer
14 November 2012, Altron Arrow
Linear Technology introduced the LTM8047 and LTM8048 1,5 W output DC-DC µModule converters with 725 V d.c. galvanic isolation in a 9 x 11,25 x 4,92 mm BGA (ball grid array) package. All components, including ...

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Integrated power chip
14 November 2012, Future Electronics
International Rectifier expanded its PowIRstage family of integrated devices with the introduction of the 40 A IR3553, optimised for next-generation servers, consumer and communication systems. Utilising ...

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USB power adaptor
31 October 2012, Current Automation
Mean Well has introduced the GS05E-USB, a 5 W European plug wall-mounted type adaptor with USB outlet. With universal USB interface (Type-A) as the output connector, the device uses the standard 2-pin ...

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Mini Schottky diode
31 October 2012
Diodes Incorporated has announced its first Schottky diode to be offered in the miniature leadless DFN0603 package. Handling switching, reverse-blocking and rectification functions, the 30 V, 0,1 A-rated ...

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Buck regulator with integrated heatsink
31 October 2012, Altron Arrow
Linear Technology has débuted the LTM4620, a dual 13 A per output or single 26 A output DC/DC μModule step-down regulator that delivers up to 100 A when four devices are current shared. The device is ...

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Half-brick DC-DC converters
31 October 2012, Vepac Electronics
MTM Power manufactures a DC-DC converter in a half brick case (57,9 x 61,0 x 12,7 mm) with an output power of 50 to 75 Watts. The PMD75UHB series has a wide input range of 9-36 V d.c. and 18-75 V d.c. ...

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High-side load switch
31 October 2012, EBV Electrolink
Texas Instruments has introduced a high-side load switch that integrates a power PFET and a control NFET in a tiny 6-pin package. Offering support for the a supply voltage range of 1,0 V up to 8 V, the ...

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High-voltage power MOSFETs
31 October 2012
A new family of rugged, high-efficiency power products from STMicroelectronics is set to enable technology companies to satisfy stricter power and efficiency targets set by eco-design standards and to ...

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