Power Electronics / Power Management


Latest Articles

1 kW single-output power supplies
23 June 2010, Vepac Electronics
TDK-Lambda has introduced the RFE1000 series; a new 1 kW embedded 1U high single-output AC-DC power supply for standalone and distributed power architecture (DPA) applications requiring reliable 24 V, ...

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AC/DC battery chargers
23 June 2010, Current Automation
Mean Well has expanded its AC/DC battery charger line with the introduction of the 160 W GC160 series. With no-load power consumption less than 1 W and efficiency up to 94%, the units save energy in both ...

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HID ballast controller
23 June 2010, Future Electronics
International Rectifier’s IRS2573DS is a high-intensity discharge (HID) electronic ballast control IC for low-, medium- and high-power general purpose HID applications including retail store spotlights, ...

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Single-port PSE controller
23 June 2010, CST Electronics
New from Maxim is the MAX5971A, a single-port power-sourcing equipment (PSE) controller for IEEE 802.3af/at-compliant power-over-Ethernet (PoE+) applications. It integrates a 0,5 W power MOSFET and sense ...

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Power management IC
23 June 2010, MB Silicon Systems
The MIC23060 from Micrel is a power management IC that integrates a DC/DC converter and a post-regulating, low voltage capable LDO. The high 4 MHz operating frequency allows the use of small external ...

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Power units for security systems
9 June 2010, Current Automation
The SCP-35 (35 W), SCP-50 (50 W), SCP-75 (75 W) series are new AC/DC, enclosed type, single-output security power units from Mean Well. Featuring a constant voltage output design, these series provide ...

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N-channel power MOSFETs
9 June 2010
ON Semiconductor has broadened its portfolio of N-channel power MOSFET devices with the introduction of new 30 V products with integrated Schottky diodes. The NTMFS4897NF, NTMFS4898NF and NTMFS4899NF ...

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Medical power supplies
9 June 2010, Vepac Electronics
TDK-Lambda has extended its range of EFE300M digitally controlled medical power supplies with the addition of three new models with nominal outputs of 28 V/10,71 A, 40 V/7,5 A or 48 V/6,25 A. Digital ...

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230 W AC/DC battery charger
9 June 2010, Current Automation
Mean Well has added the new PB-230 to its AC/DC battery charger product line, a 230 W aluminium enclosure battery charger with active PFC function. Using the standard IEC320-C14 inlet as the input connector, ...

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2 A DC/DC converters
9 June 2010, Altron Arrow
Texas Instruments has introduced two 2 A step-down DC/DC converters for portable electronics applications. The TPS62065 and TPS62067 3 MHz synchronous converters provide up to 95% power efficiency from ...

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Voltage and current monitor
9 June 2010, ASIC Design Services, NuVision Electronics
New from austriamicrosystems is the AS8002, an integrated solution for voltage and current monitoring in power inverters, especially targeted for grid connected systems such as solar photovoltaic inverters. ...

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Simplifying power supply design in FPGA-based systems
26 May 2010, NuVision Electronics
By their nature, FPGAs are power hungry devices with complex power delivery requirements and multiple voltage rails. A single chip commonly consumes multiple watts of power while operating from 1,8 V, ...

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Modular, transformerless UPS design
26 May 2010, Rittal
An uninterruptible power supply (UPS) is one of the most important security components in any business, especially IT. Most business processes will come to a standstill without power and hardly any administration ...

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Isolated DC-DC converter
26 May 2010
Picor, a subsidiary of Vicor specialising in the design and development of high-performance power management solutions, has developed the PI3101 Cool-Power high-density isolated DC-DC converter, targeted ...

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Dual complementary MOSFETs
26 May 2010, MB Silicon Systems
The new dual complementary CMRDM3575 from Central Semiconductor consists of a 20 V, 160 mA n-channel and a 20 V, 140 mA p-channel MOSFET. Packaged in the miniature SOT-963 surface mount case, this new ...

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Recom develops new DC/DC isolation technology
26 May 2010, Brabek
DC/DC converters typically offer galvanic input to output isolation. Depending on the converter, the isolation voltage can be as low as 1 kV d.c. or as high as 10 kV d.c. The isolation rating is functional ...

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200 W power supplies
26 May 2010, Current Automation
Mean Well has complemented its HRP(G) series of enclosed AC/DC power supplies with the new 200 W HRP(G)-200. The unit features a built-in active PFC function to fulfil the requirement of EN61000-3-2 for ...

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Buck-boost converter
26 May 2010, EBV Electrolink
Texas Instruments has introduced a small buck-boost converter with a 4 A switch and up to 96% efficiency, designed to extend battery life in battery-powered devices. The TPS63020 operates with a wide ...

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PoE PSE controller
26 May 2010, MB Silicon Systems
The new MIC2358YLQ from Micrel is a power-over-Ethernet (PoE) controller for power sourcing equipment (PSE) that provides eight ports of IEEE 802.3af-compliant power delivery in a compact 64-pin LQFP ...

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25 V MOSFET chipset
26 May 2010, Future Electronics
International Rectifier has introduced the IRF6706S2PbF and IRF6798MPbF DirectFET MOSFET chipset that provides high efficiency for 12 V input synchronous buck applications. The IRF6798MPbF medium can ...

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