Power Electronics / Power Management


Latest Articles

SSL controller
8 June 2011, EBV Electrolink
NXP Semiconductors’ GreenChip SSL4101T is a controller IC for solid state LED lighting (SSL) power supplies. The device targets LED lighting for medium- to high-power commercial and professional applications ...

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PWM controller
25 May 2011, Future Electronics
Cellphone chargers typically sit plugged in and unused most of the time. Yet they still draw power from the grid, wasting energy and the consumer’s money. A problem facing design engineers is how to reduce ...

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Medical and IT power supplies
25 May 2011, Vepac Electronics
XP Power announced the launch of its AHM series of external AC-DC power supplies aimed at a broad range of medical and IT applications. The series comprises five single-output ranges of 85, 100, 150, ...

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High-voltage diodes
25 May 2011, MB Silicon Systems
Power Integrations has introduced the Qspeed family of advanced diodes based on a unique silicon-based process to combine very low reverse recovery charge (QRR) with a very soft recovery waveform. The ...

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DC-DC converters for vehicle use
25 May 2011, Current Automation
Mean Well has introduced its second generation of 100 W enclosed type, single-output DC-DC converters to fulfil the various requirement of vehicle applications. Complete with EN50155 railway certification ...

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Wide-input voltage regulators
25 May 2011, EBV Electrolink
The new 100 V LDO and 60 V DC/DC controller can withstand high-voltage transients while maintaining high efficiency – providing peace of mind to designers of low- to mid-current, high-voltage telecom ...

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RF power transistor
25 May 2011, RF Design
The RF3932 is RF Micro Devices’ new 75 Watt, gallium nitride (GaN) RF unmatched power transistor (UPT). It operates over a broad frequency range (DC to 3 GHz) and delivers high peak efficiency of >65%. ...

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RF power amplifiers
25 May 2011, Sivan Electronic Supplies
Anadigics introduced a new series of power amplifiers (PAs) for CDMA, WCDMA/HSPA and LTE devices that include a switched-mode power supply, DC/DC converter or envelope tracking IC to control the PA supply ...

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Complementary N- and P-channel MOSFETs
11 May 2011, MB Silicon Systems
The CMLDM3757 from Central Semiconductor consists of complementary 20 V, 540 mA N-channel and 20 V, 430 mA P-channel MOSFETs. Packaged in the miniature SOT-563 surface mount case (which utilises 50% less ...

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MIL-COTS power bus converter
11 May 2011
Newly introduced by Vicor is a high-efficiency, non-regulated MIL-COTS BCM bus converter for airborne, naval and land-based miltary applications. Operating from the typical 270 V d.c. (230–330 V d.c.) ...

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Power MOSFET pair
11 May 2011, Altron Arrow
Texas Instruments introduced a new NexFET Power Block device in a space-saving 3 x 3 mm SON package. The new CSD86330Q3D package achieves greater than 90% efficiency at 15 A in a physical area far smaller ...

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PCB-type power supplies
11 May 2011, Vepac Electronics
TDK-Lambda has extended the reach of its ZWS-BAF series of PCB-type AC-DC power supplies by adding two lower-power models. The 50 Watt ZWS50BAF and 75 Watt ZWS75BAF boast high efficiency even at low load ...

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Single-output power supplies
11 May 2011, Sivan Electronic Supplies
Sunpower’s SDS-050L-xx and SDS-075L-xx DC-DC converter families offer a single output of 5 V, 12 V, 24 V or 48 V at power levels of 50 W and 75 W, respectively. Output voltage is adjustable by ±10%. Both ...

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Low-side MOSFET drivers
11 May 2011, Tempe Technologies
Microchip has expanded its family of MOSFET drivers with the new MCP14E6/7/8 and MCP14E9/10/11 low-side MOSFET drivers. They complement the company’s existing 4,5 A MCP14E3/4/5 low-side drivers by offering ...

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High-current regulators
11 May 2011, Future Electronics
New from International Rectifier are the iP1837 and iP1827 iPowIR voltage regulators for point-of-load (POL) applications requiring high current. The devices integrate a control MOSFET, synchronous FETKY, ...

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MIL-COTS power solutions
27 April 2011
Defence departments in countries across the world are challenging industry to reduce development time and cost. As a consequence, MIL-COTS products are becoming more important. Consider the need for ...

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IT infrastructure power supplies
27 April 2011
New from Power-One are two additional members in the PFE series of AC-DC front-end power supplies – the PFE600 and PFE850. They provide a 12 V d.c. output with 5 V or 3,3 V pin-selectable standby. Exceeding ...

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Full-bridge PWM controllers
27 April 2011, Altron Arrow
National Semiconductor has introduced new full-bridge pulse width modulation (PWM) controllers which integrate all four primary-side bridge MOSFET gate drivers. The LM5045 and LM5046 are well suited ...

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LED power supplies
27 April 2011, Altron Arrow
Mean Well has launched its new generation of 80 W LED power supplies in the form of the HLN-80H and HLP-80H series. Featuring an insulated plastic enclosure, the HLN-80H series ensures IP64 waterproof/dustproof ...

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Power supplies for LED lighting
27 April 2011
Emerson Network Power has rolled out a family of standard power supplies for LED lighting. The new 70 Watt LDS70 family of low-profile solutions is designed to support system life requirements greater ...

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