Power Electronics / Power Management


Latest Articles

Automotive power MOSFETs
3 March 2010
International Rectifier recently introduced the AUIRF7739L2 and AUIRF7665S2 DirectFET2 power MOSFETs that deliver high power density, dual-sided cooling and low parasitic inductance and resistance in ...

Read more...
General-purpose 3-phase UPS
3 March 2010
APC has launched the MGE Galaxy 3500, a three-phase general-purpose uninterruptible power supply (UPS). With an optimised footprint in a sturdy enclosure, the unit is suitable for a wide range of applications ...

Read more...
Schottky bridge rectifier
3 March 2010, MB Silicon Systems
Central Semiconductor has announced the release of the CBRHDSH2-100 Schottky bridge rectifier packaged in the HD DIP case. This energy efficient device has a low reverse leakage current of 0,7 μA and ...

Read more...
Step-down regulator
3 March 2010, KH Distributors
The XRP7657 from Exar is a non-synchronous voltage mode PWM step-down (buck) regulator capable of a constant output current up to 2 A. A wide 4,75 V to 25 V input voltage range allows for single supply ...

Read more...
Low-cost DC-DC regulator
3 March 2010, CST Electronics
The MAX15041 from Maxim is a synchronous DC-DC converter with integrated MOSFETs in a small 3 x 3 mm package. The built-in MOSFETs offer high efficiency (93%) while simplifying design and minimising EMI. ...

Read more...
Low-loss rectifiers
3 March 2010, Hi-Q Electronics
New protectifiers by Diotec combine the low forward voltage drop of a Schottky diode with the robust reverse characteristic of a transient voltage suppressor (TVS). The new devices are suitable for ...

Read more...
DC-DC converters rated to IP65
3 March 2010, Vepac Electronics
The primary switched DC-DC converters of MTM’s PCMDS150WK-IP65 range are specially designed for applications in vehicle and rail technology but are also suitable for use in industrial and telecommunication ...

Read more...
Boost converter bucks too
3 March 2010, ASIC Design Services
The new AS1337 from austriamicrosystems is a 200 mA boost converter with an innovative topology that provides a step-down function, enabling buck-boost functionality. With a continuous transition between ...

Read more...
Miniature barrier rectifiers
3 March 2010
Diodes Incorporated has expanded its super barrier rectifier (SBR) portfolio with the introduction of five new products packaged in DFN1006-2, SMA and ITO220S. This new portfolio provides similar electrical ...

Read more...
Compact 4 W AC-DC converters
3 March 2010, Brabek
Recom’s new RAC04 family is a range of 4 W AC-DC power modules designed for applications with mounting space restrictions and low weight requirements. An efficiency close to 80% guarantees high reliability ...

Read more...
New power module family
3 March 2010, EBV Electrolink
National Semiconductor has introduced the first three products in its ‘Simple Switcher’ power module family. The LMZ series of power modules provide the efficiency of a synchronous switching regulator ...

Read more...
Synchronous buck converter
3 March 2010, Tempe Technologies
Semtech’s new SC195 is a highly integrated 500 mA synchronous step-down regulator with the tiny size and output flexibility needed for low-voltage point-of-load regulation, as well as mobile device applications. ...

Read more...
Secondary-side rectification controller
17 February 2010
International Rectifier has introduced the IR11672A SmartRectifier IC with advanced ninimum on time (MOT) protection circuitry for energy-efficient AC-DC power converters. Featuring IR’s proprietary ...

Read more...
100 W power supplies
17 February 2010, Current Automation
The new HRP-100 series of 100 W AC-DC enclosed type power units expands Mean Well’s HRP offering to cover the range from 75 to 600 W. The modules feature an active PFC function and are targeted at system ...

Read more...
Dual low-noise LDO
17 February 2010, NuVision Electronics, ASIC Design Services
austriamicrosystems has expanded its low dropout regulator portfolio with the dual LDO AS1374, capable of delivering up to 200 mA continuous load current at each output. It operates from a 2 to 5,5 V ...

Read more...
Smart stepper motor drivers
17 February 2010
New from ON Semiconductor are two driver ICs for driving high-current stepper motors. The AMIS-30532 and AMIS-30542 micro-stepping motor drivers have integrated H-bridges and are suitable for motion control ...

Read more...
Infineon IGBT modules optimised for 3-level converters
3 February 2010
Lately the three-level neutral-point-clamped (NPC) topology known from high-power applications is also being applied in low- and medium-power applications to exploit specific advantages in system level ...

Read more...
Offline PWM controller
3 February 2010, Altron Arrow
Texas Instruments recently introduced an offline green mode pulse width modulation (PWM) controller that minimises space and system cost while providing high efficiency in power supply applications. The ...

Read more...
Quarter-brick power module
3 February 2010
The new QW24T25033 from Power-One is a quarter-brick DC-DC converter for use in communications, particularly wireless base station applications that utilise both 24 V and 48 V battery backup power. This ...

Read more...
DC-DC converters with high power density
3 February 2010, Vepac Electronics
XP Power has made new additions to its range of encapsulated PCB mount compact DC-DC converters. Housed in a metal package, the 15 Watt JTK15 and 30 Watt JTL30 series can accommodate a wide 4:1 input ...

Read more...



<< First   < Previous   Page 114 of 193   Next >   Last >>







While every effort has been made to ensure the accuracy of the information contained herein, the publisher and its agents cannot be held responsible for any errors contained, or any loss incurred as a result. Articles published do not necessarily reflect the views of the publishers. The editor reserves the right to alter or cut copy. Articles submitted are deemed to have been cleared for publication. Advertisements and company contact details are published as provided by the advertiser. Technews Publishing (Pty) Ltd cannot be held responsible for the accuracy or veracity of supplied material.




© Technews Publishing (Pty) Ltd | All Rights Reserved