The PAM8403 Audio Amplifier Module is a high-efficiency Class-D stereo amplifier capable of delivering up to 3W per channel (at 4Ω load). It operates on a 5V DC supply, making it perfect for USB-powered and battery-powered applications.
This module provides low distortion, low noise, and high efficiency, eliminating the need for bulky heat sinks. It is designed for use in compact audio systems, portable speakers, and embedded projects where space and power efficiency are critical.
With simple input/output connections and stable performance, the PAM8403 is widely used in DIY speaker builds, Arduino audio projects, and small multimedia systems.
Available at Microspark Store – Your Trusted Electronic Component Store!
Key Features
- Amplifier Type: Class-D Stereo Amplifier
- Output Power: 3W + 3W (at 4Ω load)
- Operating Voltage: 2.5V – 5.5V DC
- High efficiency (up to ~90%)
- Low THD (Total Harmonic Distortion)
- No heat sink required
- Compact and lightweight module
- Simple plug-and-play design
Applications
- DIY portable speaker systems
- Bluetooth speaker projects
- Arduino and ESP32 audio projects
- Small multimedia devices
- Embedded sound output systems
Package Includes
- 1 × PAM8403 Audio Amplifier Module
Available at Microspark Store – Your Trusted Electronic Component Store! At Microspark Store, we ensure every product is quality-checked and tested before shipping, so you can buy with confidence and start building without worries.
Please Note: Product information has been collected from various sources across the web. While we have made every effort to ensure the accuracy of the information presented, slight variations may still occur. Kindly verify the specifications and compatibility before using this module in your projects.
Disclaimer: Images shown are for illustration only and may not exactly represent the final product. Minor differences may occur due to lighting, display variations, or manufacturer updates. We reserve the right to make changes to the product without prior notice.
