Sure Electronics AA-JA32473 | DSP | Amplifier Module

The Sure Electronics AA-JA32473 2 x 30 Watt Class D Audio Amplifier Board is a compact and highly efficient solution for adding high-quality audio amplification to your projects. Designed for makers, hobbyists, and professionals alike, this board delivers clean, powerful sound in a small footprint.

This amplifier board is ideal for a wide range of applications, including portable speakers, desktop audio systems, multimedia setups, and custom audio installations. Its efficient Class D topology makes it particularly well-suited for battery-powered devices or any project where heat dissipation and power consumption are key considerations. Whether you are building a new sound system or upgrading an existing one, this module provides a reliable and straightforward amplification platform.

At the heart of the board is the Texas Instruments TPA3118 chip, delivering a nominal 2 × 30 watts into 8 ohms with an impressive 91% efficiency. The signal-to-noise ratio of 85 dB ensures clear audio reproduction with minimal background noise. The amplifier offers a gain of 26 dB and accepts input via a 4-pin PCB connector, while speaker outputs are similarly terminated. The board measures 91 x 69 x 23 mm and features mounting holes with a diameter of 3.5 mm and a spacing of 84 x 6 mm for easy integration into your enclosure.

With its robust performance and compact design, this Class D amplifier board is a dependable choice for your next audio project.