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TPA3221 Audio Power Amplifier Board Class D Dual Channel Stereo DIY High Power 85W Amplifier Module
Specification:
- Working voltage: DC7 - 30V
- Output power:
Rated power: 2 x 85W (4ohm)
Load: support connection with 3/4/8/16ohm speaker
Maximum power: 2 x 105W (4ohm)
- Efficiency: > 92%
- THD+N: < 1%
- Gain: 34dB, low static current, noise suppression
- Protection function: power input reverse connection protection, over-current protection, over-heat protection, under-voltage protection and over-current protection.
- Input method: 3.5mm audio input, 3P_2.54mm audio input
- Indicator status:
Power: normal working
Alarm: voice distortion
Error: protection trigger
- PCB Size: L x W = 66.4 x 80mm
- Whole size (include dissipation module): L x W x H = 66.4 x 80 x 22mm
- Potentiometer knob hole: 7mm
- Installation hole distance: 58.5 x 57mm
- Installation hole size: M3
- Weight: 120.3g
Package Included:
- 1 x Power Amplifier Board