TPA3116D2 2x150W High Power Digital Audio Amplifier Board | Dual Channel Hi-Fi Stereo D Class Module

Key Advantages

1. Dual TPA3116D2 Chip Configuration
   • Each channel driven by a dedicated TPA3116D2 chip, ensuring balanced stereo performance and minimizing crosstalk.
2. High Power Output (2x150W RMS)
   • Delivers ample power for 2-8Ω speakers, suitable for medium-to-large bookshelf/floor-standing speakers or outdoor audio setups.
3. Wide Input Voltage Range (DC 12-26V)
   • Flexible power supply compatibility, supporting car batteries (12V), standard adapters (19V), or high-voltage systems (24V) for maximum output.
4. Compact & Lightweight Design (104x68x17mm, 85g)
   • Ultra-portable form factor simplifies integration into custom enclosures, DIY speaker projects, or retrofitting existing audio systems.
5. Low Total Harmonic Distortion (THD+N <0.1%)
   • Maintains audio fidelity even at high volumes, ideal for critical listening applications like home theaters or studio monitoring.
6. Built-in Protection Circuits
   • Includes over-current, over-temperature, and short-circuit protection to safeguard speakers and the amplifier from damage.

Technical Specifications

• Output Impedance: 2Ω–8Ω (per channel)
• Frequency Response: 20Hz–20kHz (±1dB)
• Signal-to-Noise Ratio (SNR): ≥95dB
• Efficiency: Up to 92% (Class-D topology)
• Input Sensitivity: 0.775V RMS (for full power)

Target Applications

1. Home Audio Systems
   • Upgrade bookshelf/floor-standing speakers with high-power, low-distortion amplification for immersive movie/music playback.
2. DIY Speaker Projects
   • Perfect for hobbyists building active speakers, soundbars, or portable PA systems requiring compact, efficient amplification.
3. Automotive Audio Retrofits
   • Replace factory car amplifiers with a higher-power solution for improved dynamic range and clarity (12V DC input compatible).
4. Commercial Installations
   • Background music systems in cafes, retail stores, or classrooms where space efficiency and reliability are priorities.
5. Educational/Hobbyist Use
   • Ideal for electronics students or makers experimenting with audio amplification circuits due to its simple interface and robust design.
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