1pcs PAM8403 module Super mini digital amplifier board 2 *3W 2.5 to 5V-OKY3462-5

The OKY3462-5 is an ultra-compact, 2-channel digital audio amplifier module built around the PAM8403 integrated circuit. It is designed to provide efficient, high-quality stereo sound amplification for a wide range of applications.

Key Features
- Stereo Amplification: Provides 3W per channel of Class-D audio output.
- High Efficiency: Operates with up to 90% efficiency and low harmonic distortion, ensuring clear sound reproduction.
- Wide Voltage Input: Functions on a flexible power supply from 2.5V to 5.5V, making it suitable for power from a USB port or portable battery.
- Filterless Design: A filterless architecture allows the module to drive speakers directly, simplifying integration and reducing external component costs.
- Integrated Protection: Features built-in short-circuit and thermal overload protection for enhanced durability and safe operation.

Applications
Thanks to its miniature size and versatile power options, this module is an excellent choice for portable and mobile audio systems, as well as various custom DIY projects requiring a compact amplification solution.