SIMPLE_OP_AMP_AUDIO_AMPLIFIER

Published:2009/7/9 2:43:00 Author:May | From:SeekIC

A CA3140 drives a complementary output stage Q1, Q2, and Q3. Output power depends on supply voltage and limits on dissipations of Q2 and Q3, but it can be 1 or 2 W with a higher impedance speaker and a 30-V supply.



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