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 ...

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 ...

Bias circuits for class AB buffers (Fig. 1a) can take several forms. One alternative (not necessarily the best) is usually called the “old VBE doubler” (Fig. 1b). The main purpose of these circuits is ...