Power Electronics / Power Management


Latest Articles

Current-limited load switch
14 October 2009, Hi-Q Electronics
AnalogicTech has released the AAT4614, a new current-limited P-channel MOSFET power switch for high-side load switching applications. Designed to protect peripheral ports from short-circuit and over-voltage ...

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Li-Ion/Li-Polymer battery charger IC
14 October 2009, NuVision Electronics
The P2607 from Monolithic Power Systems is a highly-integrated single-cell Li-Ion/Li-Polymer battery charger with a system power path management function. It takes input from either an AC adapter or a ...

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Voltage sequencers/monitors
14 October 2009, CST Electronics
New from Maxim are the MAX16065/ MAX16066, Flash-configurable sequencers/monitors that simplify power management and help conserve power consumption. The devices eliminate the need for external current-sense ...

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Dual-phase power IC
14 October 2009
International Rectifier recently introduced the IR3527 XPhase dual-phase IC with independent power savings function for energy-efficient multiphase server applications. The device drives and monitors ...

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Dustproof DIN rail power supplies
14 October 2009, Vepac Electronics
MTM Power has designed the DIN rail module series HSA24 with AC (90–264 V a.c.) and DC (100…353 V d.c.) input range as universal compact power supplies for use under rough environmental conditions. The ...

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Fast-switching IGBTs
14 October 2009
Ixys has extended its XPT IGBT module product range towards packages with higher power density and smaller footprints. The MiniPack2 and Mini E1-Pack are updated with the successful XPT and Sonic diode ...

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50 W DC-DC converters
14 October 2009, Sivan Electronic Supplies
Sunpower has released two new series of single-output 50 W DC-DC converters with a variety of output voltages. The SDS-050L-xx and SDS-050M-xx ranges are designed to accept DC input voltages in the range ...

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New 75 V MOSFET family
14 October 2009
The new ‘OptiMOS 3’ 75 V family of MOSFETs from Infineon features low on-state resistances and good switching performance. The low on-state resistance of this small SMD package with current capability ...

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500 V power MOSFETs
30 September 2009, EBV Electrolink
Vishay has released three new 500 V MOSFETs that extend its Gen 6.2 N-channel planar FET technology to the TO-220, TO-220F and TO-247 packages. The new SiHP18N50C (TO-220), SiHF18N50C (TO-220 FULLPAK) ...

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Transistors with low saturation voltage
30 September 2009, MB Silicon Systems
Central Semiconductor has announced the release of the CMBT3904E (NPN) and CMBT3906E (PNP) small signal transistors in the space saving SOT-923 surface mount package. Both devices are 40 V general purpose ...

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Single-output power supplies
30 September 2009, Sivan Electronic Supplies
The SPS-G100-xx series of single-output power supplies from Sunpower features an efficient design resulting in no-load power consumption below 1 W. The units accept input voltages from 88–264 V a.c. and ...

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Power supplies with programmable output voltage
30 September 2009, Current Automation
Mean Well has launched two series of 150 W and 300 W single-output enclosed type power supplies with programmable output voltage function. Using a 1–5,5 V d.c. external control signal, the output voltage ...

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SLA battery charger
30 September 2009
Silvertel’s Ag102 is a battery charger module for sealed lead acid (SLA) batteries. It is simple to use and requires only 2–3 additional components for operation. In order to maximise battery lifetime, ...

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MOSFET suits DC switch applications
30 September 2009, Future Electronics
New from International Rectifier is the IRF6718 DirectFET MOSFET, a 25 V device offering low on-state resistance and optimised for DC switch applications such as active ORing, hot swap and electronic ...

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DC-DC converter for USB-powered devices
16 September 2009, EBV Electrolink
Texas Instruments has introduced a small 2,25 MHz DC-DC converter for USB-powered portable applications and wireless modems. The TPS62750 is a high-performance, 92% power-efficient, synchronous step-down ...

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Single-chip motor controller
16 September 2009
Diodes Incorporated has introduced a single-chip solution providing all the functionality required for driving low-power single coil brushless DC fans and motors. The AH5792 integrates a Hall sensor and ...

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Power MOSFETs for industrial systems
16 September 2009, Future Electronics
International Rectifier has launched a series of 150 V and 200 V HEXFET power MOSFETs with ultra low gate charge for industrial applications including switch mode power supplies (SMPS), uninterruptable ...

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75 W power supplies
16 September 2009, Current Automation
The new HRP-75 series power supply from Mean Well is designed to fit 1U low-profile (38 mm) rack chassis in applications such as factory automation, test and measurement equipment, electrical and mechanical ...

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Rectifiers feature ESD protection
16 September 2009, EBV Electrolink
New from Vishay is a series of low-profile surface-mount rectifiers with ESD protection to 25 kV. The new MSE1Px devices are offered in an eSMP series MicroSMP package with footprint dimensions of just ...

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MOSFET delivers low on-state resistance
16 September 2009, Future Electronics
International Rectifier has introduced the IRF6718 DirectFET MOSFET. The new 25 V device offers low on-state resistance and is optimised for DC switch applications such as active ORing, hot swap and electronic ...

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