PAM8403 mini 5V Amplifier Board with Switch Potentiometer
Description:
- Operating Voltage 2.5V-5.5V
- The maximum output 3Wx2
- Efficiency can reach above 90%
- You can use the computer USB port 5V power supply
Feature:
- Operating voltage: 2.5V-5.5V
- Maximum output: 3Wx2 (5V 4 ohms)
- Board size about: Width 30mm / depth 22mm / high 16mm (Dimensions without potentiometer handle protruding parts)
Note:-Working voltage should not exceed 5.5V, the power of positive and negative can not be wrong. Otherwise, there is the possibility of damage chip