A widely-used push-pull configuration of an AB class amplifier is shown in Figure 1, but it has some improvements. Figure 1 This configuration of an AB class amplifier has some improvements. First of ...

Editor's note: This multi-part article is an expanded version of the article by the same title published in the EE Times print edition. The output stage must be protected from a number of potentially ...

This “Product How-To” article focuses how to use a certain product in an embedded system and is written by a company representative. Audio amplifier products are becoming more and more advanced in ...

The widespread adoption of scaled CMOS process technologies has made battery-operated consumer devices more powerful, cheaper, and last longer. In the last two decades, CMOS technology scaling has ...

A relatively new technology called the pure digital or Class-D amplifier has been introduced into the audio world. The Class-D architecture allows the input audio signal to stay in its digital format ...

Peachtree Audio’s GaN400 stereo power amp ($3,000) blazes new trails for Class D amplification. The amp uses cutting-edge GaNFET transistors in its output stage, delivering a massive 400wpc! Read on.