Power Electronics / Power Management


Latest Articles

LED power supplies
5 September 2012
Following the launch of the APV/APC-12/16 series, Mean Well has introduced the new 25 W/35 W LED power supplies of the APV/APC-25/35 series. Operating in constant-voltage (APV) or constant-current (APC) ...

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24 V power supplies
5 September 2012, RS South Africa
RS Components is now stocking the Siemens compact 40 A base unit which is part of the SITOP modular power supply series. With new innovations and at only 150 mm wide and 125 mm deep, the PSU300M allows ...

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5 A step-down regulator
5 September 2012, Altron Arrow
New from Linear Technology is the LTM8026, a 36 V input, 5 A step-down μModule regulator with an adjustable and ±10% accurate current limit. The current limit enables designers to set the maximum amount ...

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POL regulators employ ZVS
22 August 2012
Vicor recently introduced its new Picor PI33XX Cool-Power ZVS buck regulator series that affords board-level designers high power density and flexibility for high-efficiency point-of-load DC-DC regulation. ...

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Current-sharing diode-OR controller
22 August 2012, Altron Arrow
New from Linear Technology is the LTC4370, a current-sharing controller with reverse current blocking. According to the manufacturer, it frees the designer from the limitations and complications of existing ...

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Fundamentals of using solar for battery powered applications
22 August 2012
Solar is a natural energy source for many battery-powered applications. With energy harvested from the sun, the size of batteries can be reduced, or the battery life of a system can be extended. All that ...

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Conical wins DC-DC converter agency
22 August 2012, Conical Technologies
Conical Technologies has been appointed as the South African representative for International Power Circuits, a world-class manufacturer of small form factor DC-DC converters. The appointment gives Conical ...

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Versatile AC-DC power supplies
22 August 2012, Accutronics
ConTech has developed the CM50 series of AC-DC switching power supplies offering 50 W of fully regulated output power in a chassis mount case, which makes it well suited for many applications. Its versatility ...

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Tiny boost power module
22 August 2012, EBV Electrolink
Texas Instruments has introduced a tiny integrated step-up (boost) DC-DC power module for smartphones, tablets and other portable electronics. The TPS81256 MicroSiP converter integrates the inductor and ...

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Li-Ion battery pack
22 August 2012, Conical Technologies
Ultralife Corporation has introduced a multi-kilowatt lithium-ion module which features high energy density and wide operating temperature range for applications such as in-line power backup and supplemental/reserve ...

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Power factor controller
22 August 2012, Electrocomp
TDK has extended its range of EPCOS power factor controllers. The new BR7000-I controller is designed specifically for single-phase networks and combines all the performance features and functions of ...

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600 V IGBTs
22 August 2012, Future Electronics
International Rectifier has expanded its portfolio of rugged, ultra-fast 600 V trench insulated gate bipolar transistors (IGBTs) with the introduction of the IRGP4067DPbF and IRGP4066DPbF devices for ...

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36 V buck regulator
22 August 2012, Altron Arrow
Analog Devices introduced the ADP2441, a 36 V, 1 A step-down regulator integrating both low-on-resistance and high-side and low-side power switches to provide compact point-of-load design and more than ...

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LED power supply
22 August 2012, MANTECH, Current Automation
Mean Well has introduced a new LED power supply featuring high output voltage and low current rating. The 70 W HLG-60H-C series is designed to fulfil the demands of low- to middle-wattage LED lighting ...

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Military-grade UPS
22 August 2012, Conical Technologies
SynQor announced a new line of military-grade uninterruptible power supply (UPS) units that are designed for the extreme environmental and demanding electrical conditions of military/aerospace applications. ...

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500 W power supplies
22 August 2012, Vepac Electronics, Accutronics
TDK-Lambda has launched the GWS500 series of ‘green’ power supplies. Complying with the energy saving requirements of the ErP (Energy-related Products) directive, the AC-DC power supply uses innovative ...

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Li-Ion battery charger ICs
22 August 2012
Summit Microelectronics has introduced two monolithic Li-Ion battery charger ICs. The SMB349 and SMB359 are fully configurable and can deliver up to 4 A charging/system current while accepting a wide ...

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PCB-type power supplies
22 August 2012, Sivan Electronic Supplies
The LFP series of PCB-type power supplies from Cosel offers peak output power of 600 W and accepts universal input voltages in the range of 85 to 264 V a.c. The units are available with outputs of 24 ...

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Power MOSFETs
22 August 2012, EBV Electrolink
Vishay introduced the first devices in its next-generation TrenchFET Gen IV family of 30 V n-channel power MOSFETs. Utilising a new high-density design, the SiRA00DP, SiRA02DP, SiRA04DP and SiSA04DN offer ...

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Locally made power supplies
8 August 2012
Midrand-based Green Cubed Energy has developed a range of low-cost, high-quality power supplies for use in laboratories, industrial and teaching institutions. The units have been designed to take up minimal ...

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