Typical application circuit diagram TDA1521 audio power amplifier circuit

Published:2014/1/13 0:38:00 Author: | Keyword: Typical application circuit diagram TDA1521 audio power amplifier circuit, TDA1521 | From:SeekIC

The circuit is taken from Changhong C2191, dual-channel access method for the OTL. TDA1521 pin functions and reference voltage: 1 foot: 11V - Reverse Input 1 (L-channel signal input) 2 feet: 11V - Forward Input 13 feet: 11V - Reference 1 (when OCL connection to 0V, when OTL connection to 1/2Vcc) 4 feet: 11V - Output 1 (L-channel signal output) 5 feet: 0V - Negative power input (OTL connection when ground) 6 Foot: 11V - Output 2 (R channel signal output) 7 Foot: 22V - Positive power supply input 8 feet: 11V - positive input 2 9 feet: 11V - Reverse Input 2 (R-channel signal input) Application Notes TDA1521 audio amplifier circuit shown in Figure typical



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