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Mini Audio Digital Amplifier Board PAM8403

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  1. Operating voltage: 2.5V-5 V
  2. Maximum output power: 3W*2(5V 4Ω)
  3. Built with switch Potentiometer, can adjust the volume & control power switch freely.
  4. Flexible assembly usage.
  5. Power positive and negative can not be reversed, the power supply voltage must not exceed 5.5V, two violations could result in damage to the IC.
  6. On-chip high-gain buffer, there can be no changes to board any element parameters, does not meet the parameters will result in IC damage.
  7. Input line, please try to use shielded lines, you can play anti-jamming, eliminate clutter current sound.
  8. Output cmos tube BTL drive way, the negative electrode of the left and right speakers can not be connected together, four lines that connect to a speaker is completely independent, does not allow total access.
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