TDA7850 2.1 Channel 2*80W+120W Class AB Power Subwoofer Amplifier Board
The TDA7850 2.1 Channel 280W+120W Class AB Power Subwoofer Amplifier Board is a high-quality amplifier designed to deliver robust audio performance. This Class AB amplifier supports up to 280W stereo output and an additional 120W for pure bass, making it ideal for a variety of audio setups, including home theaters and car audio systems. The board features multiple input options, including 3.5mm audio line input and 3P 2.54mm terminal block input, and supports a range of speaker impedances. Equipped with professional-grade components and comprehensive protection features, it ensures reliable operation and high-fidelity sound reproduction.
Specifications of TDA7850 2.1 Channel 2*80W+120W Class AB Power Subwoofer Amplifier Board
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Operation Voltage: DC 12-18V
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Output Power: 2*80W stereo (18V/4Ω) + 120W pure bass (18V/4Ω)
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Channels: 2.1 channel (2 stereo + 1 subwoofer)
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Input Method: 3.5mm audio line input or 3P 2.54mm terminal block input
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Supported Impedance: 2Ω, 4Ω, 6Ω, 8Ω speakers
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Dimensions:
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PCB: 72.36x66.65mm
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Overall (including heat sink): 72x98x27mm
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Mounting Hole Spacing: 25.4x48.26mm (compatible with Bluetooth module spacing)
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Mounting Hole Size: M3
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Protection Features: Power input reverse connection protection, short circuit protection, overheat protection, overcurrent protection
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Potentiometer Handle Opening: 7mm