TDA8932 35W Mono Digital Amplifier Board

This TDA8932 digital power amplifier board delivers 35W of mono audio output from a compact, high-efficiency module built around the TDA8932 Class-D amplifier chip. Its digital switching design keeps power dissipation low enough that no heatsink is needed, even at full output, letting you drop this board into tight enclosures without worrying about thermal management. Despite its small footprint, it delivers clean, punchy sound quality that holds up well for both casual listening and product-grade audio builds.

Running on a single 10-30V DC supply (24V recommended for best performance), the board is configured for mono BTL output and drives 4-8 ohm speakers directly, with 8 ohm giving the best overall performance. At full output, current draw exceeds 2A, so pairing it with a stable switching power supply rated for that load is recommended to avoid dips in performance under peak demand. The board’s small size and simple power-in, speaker-out wiring make it straightforward to integrate into new or existing audio projects.

This makes the TDA8932 a solid choice for converting a passive speaker into an active one, building compact PA or announcement systems, DIY audio product development, and any electro-acoustic project where high efficiency and low power consumption matter as much as sound quality. It’s a practical, low-cost way for hobbyists and audio tinkerers to add real amplification power without the bulk of a traditional analog amp.

Specification:

• Chipset : TDA8932
• Operating Voltage : DC 10V – 30V (24V Recommended)
• Current Draw : Above 2A (Full Output)
• Output Power : 35W
• Speaker Impedance : 4 – 8 Ohm (8 Ohm Best)
• Circuit Configuration : Mono BTL Output
• Heatsink : Not Required
• Board Size : 46 x 32 x 12mm