Electronic Design Articles

Desaturation Fault Detection

Posted Jun 14, 2013 By Avago Technologies

Introduction
A desaturation fault detection circuit provides protection for power semiconductor switches (IGBT or MOSFETs) against short-circuit…

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How to GaN: Intro to Gallium Nitride (GaN) Transistor Technology

Posted Jun 04, 2013 By Alex Lidow

This article is the first in a series of articles written for the power systems design engineer and engineering manager. Throughout the next several…

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AN-42 TinySwitch-PK Family

Posted May 04, 2013 By Power Integrations

Introduction
The TinySwitch-PK family is a highly integrated monolithic off-line switcher IC designed for off-line power supplies where…

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Soft Start For Torch - Increases The Life Of Torch Bulbs

Posted Apr 29, 2013 By Extreme Circuits

The halogen or krypton bulbs in modern torches (USA and Canada: flashlights) have a limited life and are not particularly cheap. A simple…

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Protect a Vehicle-Reverse Camera

Posted Apr 23, 2013 By Extreme Circuits

The circuit in this Design Idea uses a simple comparator circuit to make a power-on time delay for an automotive rear view camera. Auto manufacturers…

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Battery Saver Circuit Diagram

Posted Apr 22, 2013 By Extreme Circuits

ExtremeCircuits presents a small electronic switch that connects a battery to the equipment for a certain amount of time when a push-button is…

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USB Fuse

Posted Apr 21, 2013 By Extreme Circuits

Life in the 21st century would be almost unbearable without some of the computer peripherals that PC users now look on as essentials – take for…

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Long-Range IR Transmitter

Posted Apr 18, 2013 By Extreme Circuits

Most of the IR remotes work reliably within a range of 5 metres. The circuit complexity increases if you design the IR transmitter for reliable…

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Dimmer With A MOSFET

Posted Apr 18, 2013 By Extreme Circuits

This circuit shows that dimmers intended for use at mains voltage do not always have to contain a triac. Here, a MOSFET (BUZ41A, 500 V/4.5A) in a…

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Power MOSFET Bridge Rectifier

Posted Apr 18, 2013 By Extreme Circuits

The losses in a bridge rectifier can easily become significant when low voltages are being rectified. The voltage drop across the bridge is a good…

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Design Using the Inverter Gate Driver Optocouplers

Posted Feb 04, 2013 By Avago Technologies

Abstract
Inverter gate driver optocouplers are ideally suited for IGBT and MOSFET applications for variable speed motor drives. Their high output…

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Power Electronic Components for Drive Systems

Posted Dec 07, 2012 By IXYS

There is a variety of drives in lift trucks and other materials handling equipment: They supply the mechanical energy to move the materials | such as…

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