Power Electronics / Power Management


Latest Articles

Open-frame modular switching power supplies
9 July 2008
Astrodyne has announced two new series of miniature, open-frame modular switching power supplies. In a small mechanical footprint measuring only 5 x 10 x 3 cm, designed to meet the space and performance ...

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Power supplies for lighting designs
9 July 2008, Current Automation
Mean Well has introduced a new product family - the LPH/LPV/LPC series - designed to meet the demands of LED lighting, decorative lighting, and general high dust and moisture applications. With a non-PFC ...

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MOSFETs for synchronous buck converter designs
9 July 2008
International Rectifier has introduced a family of 30 V DirectFET MOSFETs optimised for synchronous buck converter designs for notebook computers, server CPU power, graphics, and memory voltage regulator ...

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Buck-boost DC-DC regulator
9 July 2008, Altron Arrow
National Semiconductor has introduced an emulated current-mode-controlled buck-boost DC-DC regulator controller with an operating voltage range of 3 V to 75 V and 10 A supply capability for automotive, ...

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Voltage supervisors for multivoltage systems
9 July 2008
New from STMicroelectronics are four- and five-channel voltage supervisors to ensure the integrity of multivoltage systems such as set-top boxes, telecom and networking equipment, computing and data-storage ...

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Output drivers for industrial applications
25 June 2008
Analog Devices has introduced two analog output drivers designed to improve the efficiency and reliability of process control applications, including those operating with high compliance voltages and ...

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DC-DC converters for space
25 June 2008, Vepac Electronics
Interpoint has developed a new Space DC-DC converter family, the SMRT. The devices all have wide input voltage ranges and are available with single, dual, triple or quad outputs. The SMRT products include ...

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Power MOSFETs for DC-DC converters
25 June 2008
New from STMicroelectronics are two new Power MOSFETs, intended for demanding DC-DC converter applications, which use the latest version of ST's proprietary STripFET technology to deliver extremely low ...

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Universal compact power supplies
25 June 2008, Vepac Electronics
The primary switched power modules PMAS/PCMAS100 from MTM have been designed as universal compact power supplies with AC and DC wide input ranges for worldwide application and allow an efficient, cost-saving ...

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Ultra tiny Schottky diode
25 June 2008, MB Silicon Systems
Central Semiconductor has released the ultra tiny CMASH-4 Schottky diode in the SOD-923 package. This new FEMTOmini device is a high quality 40 V, 200 mA Schottky diode with a forward voltage drop of ...

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Tiny step-down switching regulators
25 June 2008, Altron Arrow
National Semiconductor has developed two new step-down switching regulators well-suited for handheld devices and automotive power adapters. The highly integrated LM34917A and LM34919 are non-synchronous ...

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Multi-output regulator supplies DDR2/3 voltages
25 June 2008
STMicroelectronics has combined all supply voltage and reference sources for a multimedia chipset and DDR2/3 memory into its PM6641 multi-output regulator. The regulator, housed in a 7 x 7 mm QFN-48 package, ...

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Power controller for Intel VR processors
11 June 2008
International Rectifier has introduced the IR3502 XPhase control IC for Intel VR11.0 and VR11.1 processors. The IR3502 provides overall system control and interfaces with any number of IR's XPhase ICs, ...

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Tiny DC-DC converter delivers up to 4 A
11 June 2008, EBV Electrolink
The ISL8014 from Intersil is a high efficiency, monolithic, synchronous step-down DC-DC converter that can deliver up to 4 A continuous output current from a 2,7 V to 5,5 V input supply. It uses a current ...

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AC-DC converter for LED lighting applications
11 June 2008, Current Automation
Mean Well has released a new 150 W AC-DC converter for the growing demands of large scale LED lighting related applications. With a wide input range from 90-280 V a.c., the CLG-150 series also features ...

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MOSFETs in robust TO-247 package
11 June 2008
International Rectifier has expanded its portfolio of 60 V, 75 V and 100 V MOSFETs for switch mode power supplies (SMPS), uninterruptible power supplies (UPS) and industrial applications such as power ...

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'Green' adapters are Energy Star compliant
28 May 2008, Current Automation
Mean Well has expanded its AC-DC green adapter line with the introduction of the miniature GS40 (40 W) and GS60 (60 W) series that comply with the latest Energy Star regulation. The devices are desktop ...

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Power supplies with convection or fan cooling
28 May 2008, Vepac Electronics
XP Power’s SDC320 AC-DC power supply offers a choice of four formats, two using convection cooling or system airflow and two with internal fan cooling. The compact 320 W unit, measuring just 101,6 x ...

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Low-loss power MOSFET
28 May 2008
STMicroelectronics has announced a new power MOSFET - the STV300NH02L - featuring low, microΩ ON-resistance to reduce losses and increase efficiency in demanding power supply systems. This new high-current ...

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Range of products for energy efficient designs
28 May 2008
Legrand’s range of energy saving electrical products and systems, designed to minimise the effects of power outages, includes emergency lighting devices, energy saving occupancy sensors and surge protection ...

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