0 Simple 22W Stereo Amplifier

This amplifier circuit is powered by 12V battery thus can be used in cars or vehicles. The main part of the circuit is the TDA1554 IC.

amplifier schematic

Part List:
C1, C2 - 10uF electrolytic capacitor rated 16V
C3 - 2200uF electrolytic capacitor rated 16V
C4 - 100nF capacitor
C5, C6 - 100uF electrolytic capacitor rated 16V
R1 - 33 kilo ohms 1/4W
R SPK - 4 to 8 ohms speaker
L SPK - 4 to 8 ohms speaker
IC - TDA1554