Introduction to tda1554, tda1554 pinout, tda1554 power ratings, tda1554 applications Hi Guys! Hope you’re well today. I welcome you on board. In this post today, I’ll walk you through the Introduction to TDA1554. The TDA1554Q is an integrated class-B output amplifier mainly used for car radio applications. This device features 4 x 11 W single-ended or 2 x 22 W bridge amplifiers. I ...