3pcs Digital Audio Amplifier Board Stereo 3Wx2 USB 5V Power Supply PAM8403 TZT - Amplifiers - Asia Sell

2pcs Digital Audio Amplifier Board Stereo 3Wx2 USB 5V Power Supply PAM8403 TZT - Asia Sell

  • $7.50
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4 in stock.



  • 2 Pieces.
  • Digital Audio Amplifier Board Stereo 3Wx2 USB 5V Power Supply PAM8403 TZT.
  • Power supply: direct current (DC) : 3.6V-5.5V.
  • Output power: 3W+ 3W (4 o).
  • Signal to noise ratio: 90dB.
  • Efficiency: > 90%.
  • Size: 15.5 * 24mm positioning hole size: spacing of 20 mm diameter: 2 mm.
  • Power supply is the cathode can't meet the, power supply voltage cannot be more than 5.5 V, the two violation will cause damage of the IC.
  • With high gain buffer, not any component parameter changes on a board, does not conform to the parameters will lead to damage of the IC.
  • Please try to input line with shielding line, can play a role of anti-interference, eliminate noise currents.
  • The cmos tube BTL output, around the horn of the cathode can't meet together, namely pick horn line 4 is completely independent, are not allowed to pick up!

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