Tuesday, February 15, 2011

Audio power amplifier circuit based on TDA4920 , TDA4925 , TDA4930

Specification :
This is stereo amplifier , based on IC TDA4920 , TDA4925 , TDA4930 . Minimum voltage require 9 volts and maximum voltage 13 volts . Maximum power output 2 x 15 Watts with 4 Ohms impedance. Quiescent current 30 mA. See audio circuit scheematic below :

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