PAM8406 Stereo Audio Amplifier Module – 5Wx2 Digital Output with Volume Control

The PAM8406 Stereo Audio Amplifier Module is a compact and powerful Class-D amplifier that delivers crystal-clear stereo output with integrated volume control. Designed for audio enthusiasts, hobbyists, and embedded developers, this module features a 5V dual-channel output of 5W+5W, making it ideal for small DIY speaker systems, computer audio enhancements, or portable projects.

Equipped with a built-in volume control potentiometer and ultra-low noise architecture, the PAM8406 ensures distortion-free output even at high gains. Its unique non-LC filter Class-D design enables direct USB powering, allowing for simple integration into digital devices. The board also features dual-panel wiring that minimizes channel crosstalk and provides balanced grounding.

🔧 Key Features

• 5W + 5W Stereo Output: Dual-channel digital amplifier suitable for 4Ω–8Ω speakers
• Volume Control: Integrated potentiometer for individual left and right channel adjustment
• Class-D Amplifier: High-efficiency design with excellent noise suppression
• Compact Form Factor: Ultra-miniature PCB fits easily into tight spaces
• USB Compatible: Can be powered via USB 5V from PCs or power banks
• Dual-Sided PCB: Reduces crosstalk and improves signal grounding

📐 Technical Specifications

📌 Applications

• DIY Audio Systems: Build your own mini stereo speaker system
• USB-Powered Devices: Audio enhancement for Raspberry Pi, laptops, etc.
• Portable Sound Projects: Ideal for battery or USB-powered audio solutions
• Educational Electronics: Perfect for learning audio signal amplification

💡 Benefits

• Integrated volume control for convenience
• Low noise, high power efficiency
• Plug-and-play for small audio projects

📦 Package Contents

• 1 × PAM8406 Digital Audio Amplifier Module