Mini Audio Amplifier Based on LM386 IC


The Mini Audio Amplifier project is a good choice for battery operated gadgets.  It is based on Texas instruments LM386 IC, provides high quality Audio.

Mini Audio Amplifier


  • Wide power supply input 6 to 12 VDC
  • 500 mW output @ 8 Ohms load
  • Takes standard audio signal as input
  • Low quiescent current drain 4 mA IC
  • The quiescent power drain is only 24 mW when operating from 6 VDC
  • Onboard preset for volume adjust
  • Header connector for connecting power supply, audio signal and speaker
  • Onboard power indication LED
  • On/Off PCB mounted slide switch for power supply
  • Four mounting holes of 3.2 mm each
  • PCB dimensions 41 mm x 41 mm

For More Details:  Mini Audio Amplifier Based on LM386 IC


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