Sound circuit: AN5265

Published:2011/6/10 1:32:00 Author:Seven | Keyword: Sound circuit | From:SeekIC

Pin functions and reference voltage of AN52651-pin:12V----pre-stage power supply; 2-pin:5v----audio signal input terminal;3-pin:0v----mute control terminal(it's mute when it is in a high LEV);4-pin:0.1V----input terminal of sound volume control voltage;5-pin:7v----wave filter; 6-pin:7.4v----negative feedback input pole; 7-pin:0v----earth; 8-pin:7.5v---- the output pole of power amplifier; 9-pin:15-----power supply of power amplifier



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