HA1377--the audio power amplifier circuit

Published:2011/6/23 19:44:00 Author:Seven | Keyword: audio power, amplifier | From:SeekIC

HA1377 is an audio power amplifier circuit produced by Hitachi, there are two teams of amplifier circuits on a silicon chip, the circuit has a big output power, when the voltage is 13.2v and the 4Ω loading is THD=10%, the output power is 5.8W. When TBL is connected, a power of 17W can be got under the above conditions. The circuit is used in portable, desk single channel and stereo dual-channel recorders, etc, the circuit can be in 12-pin single in-line plastic package, the outline is shown in Figure 1.The circuit features:1.the distortion is small.



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