6W Stereo Audio Amplifier Using LA4440 IC

6 W STEREO AUDIO AMPLIFIER

6W + 6W Stereo Audio Amplifier project  is based on LA4440 IC from SANYO.

DOC

  •  Power supply – 12 VDC
  •  Output – 2 X 6 W, 4 Ω
  •  Input resistance – 30 KΩ
  •  Low distortion (THD – 0.1%), Good channel separation and ripple rejection
  •  IC built-in thermal, overvoltage, pin-to-pin short protector
  •  Terminal pins for connecting inputs
  •  Power Battery Terminal (PBT) for easy power supply and speakers connection
  •  Power-On LED indicator
  •  Heatsink for IC
  •  Four mounting holes of 3.2 mm each with nut and stud
  •  PCB dimensions 41 mm x 72 mm

 

6 W STEREO AUDIO AMPLIFIER

 

2 comments

  • I m getting less sound at one channel..

    Plz help

    • Hi,
      Please check following things,

      1. Swap the speaker
      2. Swap the input signal and see
      3. Check output capacitor , speaker

      circuit is simple and tested, its should work.

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