Lm1875 Audio Amplifier Circuit Diagram. Here the circuit diagram of 25 watt hi fi high fidelity audio amplifier that build based on single power amplifier ic lm1875 that should be run using heatsink attached on its. The circuit diagram of the audio amplifier is shown in fig.

It is built around popular amplifier lm1875 ic1 an 8 ohm 10 watt speaker ls1 and a few other components. Lm1875 gc circuit audio amplifier board kit ebay hifi lm1875 amplifier desktop 2x10w pcm2706 dac decoding rosewood. Most power amplifiers do not drive highly capacitive loads well and the lm1875 is no exception.

It gives power is 20 watts into a 4 ohms or 8 ohms load on 25v power supplies.

Lm1875 20w audio power amplifier datasheet. Connect the audio input from your mobile laptop pc to con1. Lm1875 gc circuit audio amplifier board kit ebay hifi lm1875 amplifier desktop 2x10w pcm2706 dac decoding rosewood. Connect the audio input from your mobile laptop pc to con1.