Electronic Design

Class-D Amps Raise Low-Power Systems To The Next Level

This article was originally published in the Dec 14, 1998 issue of Electronic Design. Class-D audio power amplifiers (APAs) were first introduced nearly 50 years ago. Since then, they have been used ...
Electronic Design

Designing With Class D Amplifier ICs

The switching amplifier, or class D amplifier, has risen quickly to prominence in consumer audio applications, from MP3 devices including mobile phone handsets to games consoles, LCD-TVs, and home ...
EDN

Assessing Class D vs AB audio amplifier thermal issues for cramped enclosures – Part 3

Editor's note: this is the final installment in this series. Part one is available at http://www.audiodesignline.com/howto/199202502 At 15 dB to 12 dB even very dense ...
EDN

Shrinking Class D amplifier moves to 0.4-mm pitch

Santa Clara, Calif. — Aimed at portable applications, National Semiconductor Corp. rolled out what it claims is the smallest 2.5-watt, Class D audio amplifier in the world. In addition, the company ...
Jazz

Class D Amplifiers Are Shrinking and Greening Your Electronics

Technology has democratized the music industry in many obvious ways -- notice how every band, regardless of stature, has a MySpace page? But one of technology's more subtle effects has been to make ...