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PAM8403 Super Mini Digital Amplifier Board
CHF 4.00

Stock: 3

(A1A4) PAM8403 Super mini digital amplifier board


  • Power: DC:3.6v-5.5V
  • Output power: 3W +3 W (4 in Europe)
  • Signal-to-noise ratio: 90dB
  • Efficiency:> 90%
  • Size: 24 * 15.5 * mm
  • Positioning holes size: Spacing 20mm
  • Aperture: 2mm


  • Power positive and negative can not be reversed, the power supply voltage must not exceed 5.5V, violating one of these rules could result in damage to the IC.
  • On-chip high-gain buffer, there can be no changes to any elements parameters.
  • Input lines: Please try to use shielded lines to avoid noise
  • Output CMOS tube BTL driver: the negative electrode of the left and right speakers can not be connected together, you need to connect each speaker with 2 different wires.


  • Special internal output processing circuit, eliminating the conventional LC network, than the LC lower EMI value
  • Use at a lower voltage to obtain the maximum power output, the super-power
  • Built-in standby electronic switch
  • Built-in high-gain buffer amplifier
  • Built-in short circuit protection

This product was added to our catalog on Tuesday 25 June, 2013.
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