Mini PAM8403 Digital Amplifier Board Class D 2*3W Audio Module

PAM8403 Amplifier Circuit Board

Power supply : (DC) 3.6V - 5.5V
Output power : 3W +3 W (4 in Europe)
Signal-to-noise ratio : 90dB
Efficiency : > 90%
Size : 15 x 25mm (19/32¡± x 1¡±)
Positioning Holes size : Spacing 20mm (25/32¡±)
Aperture : 2mm
Feature :
New efficient digital amplifier chip
Special internal output processing circuit
Eliminating the conventional LC network
Using EMI
2 channels 3W amplifier with PAM8403
Output is CMOS BTL driver
Can¡¯t change any component parameters to protect IC
The board can also powered by 5V USB power supply or 4 x 1.5V batteries
It is perfect for MP3/MP4/notebook

Package includes:
1 x PAM8403 Amplifier Circuit Board