IRS2092S High Power Class D 500W HIFI Single Channel Audio Amplifier Board Better than LM3886 for DIY

IRS2092S High Power Class D 500W HIFI Single Channel Audio Amplifier Board Better than LM3886 for DIY

Features:
- AUX tantalum capacitors
- Take ELNA audio capacitor as audio coupling
- With fan
- 125 degree high frequency capacitor
- Adopt IRS2092S and IRFB31N20 (31A)

Parameters:     
- Supply voltage: double DC power supply +- 58~ +- 70V
- Rated output power: 500W (+- 65V power supply 4ohm load, distortion 10%)
- Efficiency: >=90%
- Signal to noise ratio: 90dB
- Total harmonic distortion:
  380W (+- 65 power supply 4Ohm horn, distortion degree <0.1%)
  280W (+- 65 power supply 8Ohm horn, distortion <0.1%)
- Frequency range: 20Hz-20KHz.
- Speaker: 4-8
- Voltage amplification factor: 36 times
- Input sensitivity 1.5V (RMS)
- Output short circuit protection: Yes
- Output DC bias protection  
- Over temperature protection: Yes, the heat sink field effect tube temperature is higher than 100 degrees C, close the output!
- Amplifier board size: LxWxH=98x43x30mm
- Weight: 95 g

Note:
- If the voltage is over 70V, will damage the board
- Recommended double power supply -+65V
- Recommended speaker: 10-18inch 4-8Ohm speaker
- This board is signle channel finished board, if you want dual channel one, you need two boards.

Package included:
- 1 x Audio Amplifier Board