Specifications Model: OEP50Wx2
Work: Class D (PWM modulation)
Chip: TPA3116D2
Number of Channels: two-channel
Power range:. DC4.5-24V
Quiescent Current: 28mA (21V power supply)
Sleep current:. Recommended speaker: 50-100W (the bigger the better)
SNR: 102dB
Harmonic distortion: Frequency range: 20Hz-20kHz
Amplifier Gain: 36dB(change Resistance parameters to adjust)
Input impedance: 1KΩ
Output Impedance:. 8-3.2 Ω

Output Power:
40W THD + N = 10% (8Ω, 24V)
30W THD + N = 10% (8Ω, 21V)
50W THD + N = 10% (4Ω, 21V)
25W THD + N = 10% (4Ω, 15V)
17W THD + N = 10% (4Ω, 12V)
32W THD + N = 1% (8Ω, 24V)
40W THD + N = 1% (4Ω, 21V)
100W (PBTL=2Ω,21V)

Protection: Output short circuit protection (Troubleshooting immediate recovery).
Working temperature: -40-85 ℃
Size: 25x 20x 2mm (L * W * H)
NOTE: 4 ohms speaker does not recommend more than 21V power supply.

PBTL output power:
DC = 21V, R = 2Ω, @ 1kHz time, P = 100W (PBTL connection: on board silkscreen PTBL four pads, each two plus tin solder shorting .SPR + and SPR- two pads are connected together to connect speaker +, SPL + and SPL- two pads are connected together to connect speaker -, INL is a single channel input, INR vacant)

Package include:
1x TPA3116D2 Digital Audio Amplifier Board

• Chip: OEP50Wx2 (import) ; Work: Class D (PWM modulation)
• Power range:. DC 4.5-24V; Quiescent Current: 28mA (21V power supply)
• Impedance:. 8-3.2 Ω; Frequency range: 20Hz-20kHz
• Amplifier Gain: 36dB
• Output Power: 17W/25W/30W/32W/40W/50W/100W

Chip: OEP50Wx2 (import) ; Work: Class D (PWM modulation)Qianson