Hi-Fi TDA2050 Mono Amplifier: Powered by the classic TDA2050 Class AB IC for clean, low-distortion mono audio output. Features optimized PCB routing and stable thermal dissipation design, delivering rich dynamics and clear sound reproduction for audiophile DIY builds.
Wide Input & Flexible Power Output: Supports DC/AC 5V-24V input with scalable 5W-120W output (actual power depends on supply voltage & speaker impedance). Fully compatible with 4Ω-16Ω loads, easily matching bookshelf drivers, subwoofers, or custom enclosure projects.
Precision Volume Control & Compact Fit: Equipped with a high-sensitivity rotary potentiometer for smooth, stepless volume adjustment without signal degradation. Pre-installed shock-absorbing gaskets ensure vibration-free mounting and space-saving integration in tight enclosures.
Professional Wiring & Power Guidelines: Strict polarity required (reversed VCC/GND will permanently damage the board). Use only clean, regulated power supplies ≤24V. NOT recommended for unstable automotive or mobile power sources. Avoid overloading to protect the IC and ensure long-term reliability.
Open-Ended DIY Integration: Features accessible screw terminals for quick wiring to speakers, power adapters, and audio sources. Ideal for upgrading passive speakers, building mono channels in home theater setups, desktop multimedia systems, or electronics hobbyist projects. (Amplifier board only; power supply & speakers not included)
Description
Amplifier Chip: TDA2050
Number of channels: one channel
Input voltage: DC/AC 5-24V
Output power: 5W-120W
Output impedance: 4-16Ω
Size: 60*35mm*40mm
Note:
1. It's not suitable for mobile phone sound sources and truck power sources (the power can not exceed 24V 500MA and above), otherwise the sound quality is not good.
2. The positive and negative poles of the circuit must be connected correctly, otherwise the board may be damaged.
3. The power supply cannot be overloaded, otherwise it may damage or burn out the amplifier board.