PAM8403 5V Digital Audio Amplifier Module with Switch Potentiometer

Product Details

  • Product: PAM8403 5V Digital Audio Amplifier Module
  • Potentiometer Switch: on-board 
  • Dimension: 30mm x 20mm x 8mm
  • Package contains: 1 x PAM8403 5V Digital Audio Amplifier Module with Switch Potentiometer

89.00 (ex. GST)

This PAM8403 module comes with a switch potentiometer that provides the capability to control voice. This audio amplifier module consists of a small digital amplifier PAM8403 IC, provides high definition sound quality, and highlights the advantage of digital chips, the circuit using the most reasonable peripheral configuration, power supply filter is upgraded to 470uf.

1.6mm glass sheet, the real amplifier board did the most detailed, high-fidelity sound output 3W + 3W, is a rare good enthusiast amplifier, potentiometer using the original anti-meter body, a potentiometer with switch can cut off the power supply directly counterclockwise.


  • Dual channel stereo output 3W + 3W power class D
  • High amplification efficiency
  • Can directly drive 5 ohm/8 ohm speaker
  • Good sound quality and noise suppression
  • Unique without LC filter class D digital power board
  • Can use computer power USB power supply directly
  • Small size, can easily fit in a variety of products
  • On-board switch potentiometer can adjust the volume and control power switch freely


  • Power supply: 2.5V to 5.5V
  • Maximum output power: 3W + 3W (2*3W)
  • Amplification efficiency: 85%


  • Input audio should be via shielded wire for best performance
  • Use proper filtered power supply with good filter capacitors
  • Take care not to short speaker wire else IC will get damaged
  • Make sure the power supply never exceeds 5.5V else the IC will get damaged.
  • Use a regulated power supply

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