Friday, April 12, 2013

12 VOLT AUDIO AMPLIFIER IC TDA7222AP CIRCUIT DIAGRAM

12 VOLT AUDIO AMPLIFIER IC TDA7222AP CIRCUIT DIAGRAM



Note



Use 12V DC for powering the circuit.

The IC must be heatsinked.

Speaker can be a 4 ohms one.

For optimum performance input and output must be separately grounded.



Pin Name Description

1 Vcc Supply Voltage

2 RR Ripple Reject

3 MC Muting control

4 OP AF Signal Input

5 FB FB Filter

6 GA Gain adjust

7 GND Ground

8 GND Ground

9 OP AF Output

10 BS BootStrap