Mini Audio Digital Amplifier Board PAM8403
- Operating voltage: 2.5V-5 V
- Maximum output power: 3W*2(5V 4Ω)
- Built with switch Potentiometer, can adjust the volume & control power switch freely.
- Flexible assembly usage.
- 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.
- 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.
- Input line, please try to use shielded lines, you can play anti-jamming, eliminate clutter current sound.
- 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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