Power Electronics / Power Management


Latest Articles

Medically certified DC-DC converters
4 November 2015, Accutronics, Vepac Electronics
TDK-Lambda’s PXC-M series of 3 W, 6 W and 10 W DC-DC converters, packaged in the industry standard DIP-24 footprint, are medically certified units that can operate over a wide 4:1 input range. With 5000 ...

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DC-DC converters for Hi-Rel requirements
4 November 2015, Accutronics
Gaia Converter extended its ultra wide input voltage range DC-DC converter platform with the new Hi-Rel MGDD-20W series, targeting military and airborne applications. Uniquely wide, the MGDD-20 series ...

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Power MOSFETs with Kelvin connections
4 November 2015, EBV Electrolink
Vishay is now offering its 600 V E-Series power MOSFETs in the compact PowerPAK 8x8 package. The new Vishay Siliconix SiHH26N60E, SiHH21N60E, SiHH14N60E and SiHH11N60E all feature a large drain terminal ...

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AC step driver for LED bulbs
4 November 2015, KH Distributors, Opto-Electronics
Exar expanded its offering of AC step driver solutions for LED bulbs with the introduction of the XR46073 – a two-step LED current controller with improved line regulation primarily for A19 LED bulb applications. ...

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Specialised power conversion devices for energy harvesting
14 October 2015
Energy harvesting has been around for a very long time. I still remember my 1980s pocket calculator with a solar cell powering the computing unit as well as the LCD display. But even long before that, ...

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Battery charger controller
14 October 2015, Altron Arrow
Linear Technology’s LTC4015 is a highly integrated, high-voltage, multi-chemistry synchronous step-down battery charger controller with onboard telemetry functions. It efficiently transfers power from ...

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Alternators for telecoms data centres
14 October 2015
Leroy Somer alternators, available exclusively in southern Africa from Vert Energy, ensure dependable electricity production in diverse industries, including the telecommunications sector. “Telecommunications ...

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Step-down converter
14 October 2015
Torex Semiconductor has developed the XC9252 series of 105°C step-down DC-DC controllers with 30 V operation and a low supply current. This is a high breakdown voltage product with an input voltage of ...

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Flyback switching ICs
14 October 2015, MB Silicon Systems
Power Integrations announced the InnoSwitch-EP family of off-line CV/CC flyback switching ICs. Featuring an integrated 725 V MOSFET, synchronous rectification and precise secondary-side feedback sensing ...

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Step-down converter
14 October 2015, Altron Arrow
Linear Technology’s LT8631 is a current mode PWM step-down DC-DC converter with internal synchronous switches that provide current for output loads up to 1 A. The wide input range of 3 V to 100 V makes ...

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1 kW DC-DC converters
14 October 2015, Accutronics
Calex announced the introduction of the FXW series of isolated full bricks with 1 kW of output power and a 4:1 input range of 9 – 36 V and 18 - 75 V d.c. The units offer efficiencies up to 96,5%, critical ...

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RS expands support for Traco Power range
23 September 2015, RS South Africa
RS Components has extended its Traco Power portfolio by adding extra product lines and increasing stockholding to ensure instant availability of popular power supply models at competitive prices. This ...

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Quad step-down regulator
23 September 2015, Altron Arrow
The LT8602 from Linear Technology is a 42 V input capable, quad output synchronous monolithic step-down switching regulator. Its quad channel design combines two high-voltage 2,5 A and 1,5 A channels ...

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Point-of-load converters
23 September 2015
Murata has made three additions to its Okami OKR series of single output, non-isolated point of load (PoL) DC-DC converters. Constructed in a space efficient single in-line package (SIP) format, these ...

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Power supplies for LED lighting
23 September 2015, Current Automation
As part of its price/performance balanced ELG family of power supplies for the LED lighting market, Mean Well has launched the ELG-150 series with both constant voltage and constant current. It is suitable ...

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Low-power buck regulator
23 September 2015, EBV Electrolink
Analog Devices introduced an ultra-low-power buck regulator that extends battery life in portable devices by achieving the industry’s highest ultra-light-load power conversion efficiency. With a 90% ...

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High-current programmable PSUs
23 September 2015, Accutronics
Three new models have been added to TDK-Lambda’s Genesys series of programmable DC power supplies. The range is now available with outputs of 30 V at 500 A, 40 V at 375 A and 50 V at 300 A, and output ...

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Renewables slash SA’s energy costs
2 September 2015, Editor's Choice
A CSIR study has found that renewable energy from wind and solar projects created R4 billion more financial benefits than they cost during the first half of 2015.

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Mini AC-DC converter
2 September 2015, iCorp Technologies
iCORP Group announced the release of a 1 W – 3 W miniature AC-DC converter module. The YAW1S measures just 26 x 24 x 12 mm and can be ordered with output voltages of 3,3 V, 5 V or 15 V to cater for various ...

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MOSFETs for lithium battery charging
2 September 2015
The DMN2014LHAB and DMN2011UFX dual N-channel enhancement mode MOSFETs, introduced by Diodes Incorporated, provide a compact, bidirectional low-loss switch for battery charging circuits. End markets ...

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