10pcs PAM8403 Miniature Class-D 3W Stereo Amplifier

10pcs PAM8403 Miniature Class-D 3W Stereo Amplifier
This is a 2-channel 3 W miniature class D audio amplifier based on PAM8403 chip. This is a highly efficient filter-free amplifier board which is great for adding audio capability to your projects.

SKU: SLI43728275292,CQY23773216443,YXE522573470936

Price: 1.54 $

Old Price: 2.72 $

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The PAM8403 integrated circuit is a 3 W class-D audio amplifier that features low harmonic distortion and high efficiency. This module can be powered with a voltage from 2.5 V to 5.5 V, making it ideal for adding audio capabilities to your new project.

This audio amplifier is the perfect choice for MP3 and MP4 player projects. This board is also suitable for LCD televisions, portable speakers, portable DVD players, phones, speaker phones and more.


  • PAM8403 mini class D digital amplifier board
  • 2 channels 3 W PAM8403 audio amplifier
  • Short-circuit current protection
  • Over-temperature protection
  • Built-in noise cancelling circuit
  • 5 V power supply (computer USB port, cellphone charger, lithium battery)


  • High efficiency: 90 %
  • Output power: 3 W + 3 W (at 4 ohm)
  • Speaker power: 2 ohm to 8 ohm
  • Operating Voltage: 2.5 V to 5.5 V