Description
The TDA7293 is a high-power mono audio amplifier module designed for professional sound systems and high-performance DIY audio applications. Based on STMicroelectronics’ class AB amplifier chip, it delivers up to 100W of clear, distortion-free output with built-in protections for reliable operation.
Key Features
- High Power Output: Up to 100W mono audio amplification
- Low Noise: High fidelity with low distortion
- Integrated Protection: Overvoltage, thermal, and short-circuit protection
- Soft Start Function: Prevents power-on pops
- Mute & Standby: Logic-controlled inputs for silent operation
- Expandable: Supports parallel and bridge configurations
Specification
- Model: TDA7293
- Output Power: Up to 100W @ ±35V, 4Ω load
- Operating Voltage: ±10V to ±40V DC (dual supply)
- Amplifier Type: Class AB
- Output Impedance: 4Ω – 8Ω
- Distortion (THD): ≤ 0.1%
- Signal-to-Noise Ratio: ≥ 90 dB
- Control Features: Mute and standby pins
- Cooling Requirement: Requires external heatsink
- Module Size: ~50 mm × 45 mm
- Weight: ~40 g
Application
- High-power mono speaker systems
- Audio amplifiers for subwoofers
- Studio-grade sound projects
- DIY and custom audio solutions
- Home and professional PA systems