L25d is the L digital series power amplifier board.

The best performance class D power amplifier driver IC irs2092 and digital power amplifier special field effect transistor irfb4227 of International Rectifier company are adopted. It uses imported original ultra-low impedance polymer semiconductor solid capacitor, which has ultra-low internal resistance and ultra-low distortion.

 

Parameters:

Supply voltage: DC + - 60V to + - 80V, recommended voltage + - 70V

Output power: 250W * 28 Ω (+ - 70V)

Voltage gain: 40

Size: 130mm * 60MM

Weight: 280 g (2 pcs)

Input sensitivity: 1.6V

Residual noise: 200 μ V (22 Hz – 20 kHz, aes17 filter self operating frequency)

THD+N, 100W ：0.008 % 1kHz, Single-channel driven

Total Idle Power Consumption 7W No input signal

Channel Efficiency 90 % Single-channel driven, 250W

Original brand new IC irs2092spbf + irfb4227

 

Package:

 1 x L25D Digital Amplifier Finished Board 200-250W * 2 8 oh IRAUDAMP7 IRS2092