Electronic Design

Class AB Op Amps: The Solution for Low-Iq Audio

Different classes of amplifiers. What are the benefits of class AB amplifiers? Patents that address the quiescent current of class AB amps. Amplifiers have many ...
EDN

Make Class-D amplifiers sound better

Due to their small physical size and high energy efficiency, Class D amplifiers have become fixtures in smartphones and battery-driven artificial intelligence (AI) speakers, where space and power are ...
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 ...
EDN

Class-AB current booster provides high output voltage swing

Inspired by the excellent idea shown in the article “Class AB 20-W current booster is insensitive to temperature variations” by Jordan Dimitrov, this variation of the design shown in Figure 1 enables ...