PAM8403 5V Stereo Audio Amplifier Module | Mini

The PAM8403 5V Two-Channel Stereo Mini Class-D Audio Amplifier Module is a compact, high-efficiency audio solution ideal for DIY electronics and portable speaker projects. Powered by the PAM8403 IC, this amplifier delivers 3W + 3W stereo output while consuming minimal power and producing very low heat.

Designed to operate directly from a 5V DC supply, the module works perfectly with USB power, Arduino, Raspberry Pi, Bluetooth audio modules, and MP3 players. Thanks to its Class-D architecture, it offers excellent sound clarity, low distortion, and up to 90% efficiency, eliminating the need for a heat sink.

This mini amplifier board is an excellent choice for DIY Bluetooth speakers, home audio experiments, educational electronics projects, and portable sound systems.