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PAM8406 Digital Amplifier Board 5W×2 Volume Adjustable D class module

275.00 inc. GST
  • Working voltage:3.5 - 5V, limit operating voltage 5.5V
  • Excellent noise suppression can hear any noise without connecting input audio
  • Dual-channel stereo, 5v power supply is needed that can input 5w+5w power, to drive 4, 8 little speaker directly
  • Volume adjustment of the right and left channel
  • The unique non-LC filter Class-D digital power board used computer USB to charge.
  • Dual-panel wiring solves the ground potential balance and avoids the crosstalk between channels caused by wiring
  • Super miniature design
  • Used machine to weld whole plate.
  • Weight: 15 grams.

Red – 2 Channel 3W Digital Power PAM8403 Class D Audio Amplifier Board USB 5V

50.00 inc. GST
  • Input Voltage: 2.5-5.5 V (USB power supply).
  • Output Impedance: 4 ohm.
  • Efficiency: 90%.
  • Frequency Response: 150 Hz – 20 KHz.
  • Input Impedance: 2 K ohm.
  • A class D-type amplifier without a filter, low quiescent current, and low EMI.
  • Good noise suppression.
  • Input audio should be via sheilded wire.
  • Dual channel stereo output 3 w + 3 w power.
  • Works with 5v power supply.
  • Can directly drive 4 /8 Ohm small speakers.
  • When connects with a 4-ohm load and 5V power supply, the output power can be up to 3W.
  • Low THD, low noise.
  • Short circuit protectioN, thermal protection.
  • Dimensions: 15 x 20 mm.