Introduction
The PAM8403 is a 3W stereo (dual channel) class D audio amplifier that provides class AB power amplifier performance with class D amplifier efficiency, and the class D architecture provides 3W power at over 85% efficiency. The chip can output up to 10W of power.
Product Parameters
Product Name: Bluetooth Digital Power Amplifier Board
Model: XH-A151
Chip Model: PAM8403
Transmission Distance: Up to 20 meters (without blocking)
Supply Voltage: 5V
Number of Channels: 2
Max power: 3W + 3W
Product Net Weight: 6g
Product Size: 1.9 x 1.1 x 0.18 inches (49 x 29