Pin Details of IC LA4220
Functions : Audio amplifier
Pin No. | FUNCTION | Voltage |
1. | Ground(-Ve)supply voltage | 0 |
2. | Power amplifir output | 6.3 |
3. | Positive (+Ve)supply voltage | 12.3 |
4. | Power amplifier input | 10 |
5. | Ripple filter | 9.6 |
6. | Decoupling capacitor | 7.7 |
7. | Decoupling capacitor | 1.4 |
8. | Bias input | 6.2 |
9. | Feedback to pre-amplifier(output to input) | 6.2 |
10. | Audio signal input | 6.2 |