Sunday, March 4, 2012

300W Audio Amplifier With MJ15003 and MJ15004

Power amplifier with high-pass and low-pass filter. Supplied 60V DC 35A for Stereo Consumtion, this circuit can make about 300W Power of sound. Opamp NE5534 is arranged as a differential amplifier, output of NE5534 is applied to drive stages MJE340 and MJE350 via R6 from pin 6. The output amplifier proper consists of drive stages MJE1530 and MJE1531 and Final Complementer power transistors  MJ15003 and  MJ15004, which have been arranged as symmetrical power darlingtons.


PCB Soldering Side

PCB Component Side

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