PAM8403 5V 2 Channel Stereo Audio Amplifier
Price RM2.80
Size (L x W x H) 1.85 cm x 2.11 cm x 0.2 cm
Availability In Stock


The PAM8403 is a 3W, class-D audio amplifier. It offers low THD+N, allowing it to achieve high-quality sound reproduction. The new filterless architecture allows the device to drive the speaker directly, requiring no low-pass output filters, thus saving system cost and PCB area. With the same numbers of external components, the efficiency of the PAM8403 is much better than that of Class-AB cousins. It can extend the battery life, which makes it well-suited for portable applications.



  • Operating voltage of 2.5V~5V
  • Amplification efficiency of 85%
  • Drive 4 or 8 ohm small speakers
  • Can be powered directly with computer USB supply
  • Dimension of 18.5mm * 21.1mm


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1x PAM8403 5V 2 Channel Stereo Audio Amplifier

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