PAM8403 is a small digital amplifier chip, high-definition sound quality highlights the advantages of digital chips, the circuit using the most reasonable peripheral configuration, power supply filtering is upgraded to 470uf.
Note!!! Please make sure the power supply is not more than 5.5V and please don’t do reverse polarity for “+” and “-“, or else, it will burn the board.
- can directly drive 4 Ω/8 Ω small speakers
- Good sound quality & noise suppression
- Unique without LC filter class D digital power board
- Can use computer USB power supply directly
- Small Size, can easily fit in a variety of products
- Built with switch Potentiometer, can adjust the volume & control power switch freely!
- Flexible assembly usage.
Package Includes :
1 x PAM8403 Mini 5V Digital Amplifier Board
2.5 ~ 5.5 V