This circuit use TA7222AP to amplifiers audio signal .The price only $0.99 and can provide 5.8 watt with Muting Control.Power supply can use for 8-12Vdc it is a good idea to use for car audio power amp , coin-op machine game, security system etc.
Fig 1. TA7222AP pin out
Fig 2. schematic for 5.8 watt audio power amplifier
Fig 1. TA7222AP pin out
| 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 |
Fig 2. schematic for 5.8 watt audio power amplifier
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