Power Electronics / Power Management


Latest Articles

6 A buck regulator
8 June 2011, Altron Arrow
Intersil has introduced a 6 A synchronous buck regulator with efficiency up to 97% and switching frequency up to 4 MHz. The ISL8016 integrates two low on-resistance MOSFETs and lets users adjust operating ...

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AC-DC converters
8 June 2011, Brabek
RECOM has released a new range of isolated AC-DC power supply modules with low standby input currents, well suited for low-power applications or standby power supplies. The RAC01 and RAC02 offer 1 W ...

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Single-output power supplies
8 June 2011, Sivan Electronic Supplies
Sunpower’s SPS-G075-xx and SPS-G100-xx ranges of single-output power supplies are 75 W and 100 W units, respectively. The 75 W devices are available with outputs of 5 V, 12 V, 15 V, 30 V and 48 V, while ...

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DIN-rail power supplies
8 June 2011, Vepac Electronics
MTM Power has introduced the DIN rail modules series HSA24 with AC (90-264 V a.c.) and DC (100-353 V d.c.) input range. The vacuum encapsulated devices offer protection against dust and humidity and ...

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N-channel MOSFET
8 June 2011, MB Silicon Systems
The Central Semiconductor CMPDM303NH is an N-channel, enhancement-mode MOSFET that offers high current capability and energy efficiency in the SOT-23F package. The combination of high current capability, ...

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Bipolar power transistors
8 June 2011
STMicroelectronics has introduced the first member in a new family of high-performance bipolar power transistors. The new components offer a combination of high current capability, collector-emitter blocking ...

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Rectifiers in power packages
8 June 2011, EBV Electrolink
Vishay announced a major portfolio expansion for its TMBS rectifiers utilising Trench MOS Barrier Schottky technology. Newly released were 20 new 45 V devices in four power package types and featuring ...

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Digital audio power amp
8 June 2011, Altron Arrow
Texas Instruments has introduced a 25 W digital audio power amplifier for driving stereo bridge-tied speakers. The TAS5727 boasts an RDS(on) of 75 mΩ, resulting in a low case temperature, while efficient ...

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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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