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IRS2092 Class D Audio Amplifier Board Dual Rectifier with Protective Power IRS2092 IRFB23N15D
Overview
The entire circuit board trace layout are very strict and reasonable, the overall PCB traces using a little grounding . The amplifier board is stable and reliable output power ; beautiful mellow sound , open sound field . Dimensional sense of strong , solid and powerful low-frequency steady , very good signal to noise ratio , wide dynamic range ; details clear, excellent transient response , playing all kinds of music are comfortable with , in the home playback environment has a very good performance.
Features
- Using original IRS2092, IRFB23N15D.
- Signal main circuit electrolytic capacitor using ELNA, NXB brand, the main filter capacitor using the Japanese chemical capacity 4700UF / 80V * 4, using 25 * 2 (50A) flat bridge rectifier , ensure strong support for a steady stream of power
- Resistor selection of rings metal resistance , the main circuit employs a precision of ± 1% metal film resistors rings , ensure the machine a good signal to noise ratio .
- 1.6mm thick sheet using double-sided PCB , 2.0 oz copper thickness , HASL whole process to ensure that the size of the current through the good performance . PCB -class quality .
- Using 20A high current shielded inductors , to ensure crisp and powerful sound .
- Special add current advanced UPC1237 speaker protection circuit , 30A relay control , effective control of the boot impact sound , make your speakers more secure.
Parameter
- Voltage Range : AC Dual 20V-50V ( rectified voltage ± 28V-70V),
pay attention to when AC voltage is 35V or less , R6 R7 switch 2KΩ / 3W resistor.
AC 48-53V, R6 R7 switch 4.7KΩ / 3W resistor ( shipping default voltage for 40-45V, R6 R7 to 3.9K)
Maximum output power :
- 350W / 8Ω Dual 53V AC power supply , distortion < 0.1%
- 700W / 4Ω dual 53V AC power supply , distortion < 0.1%
- Voltage Magnification: 36 times ( positive phase enlarge )
- Input Sensitivity : 1.6V ( RMS )
- Input impedance : 14KΩ
- Frequency Response : 0-50KHz ± 1dB 10W / 8Ω
- Residual noise voltage : 200u
- Dynamic range :> 100dB
- Amplifier board size: 210 * 78 * 43MM
Package Contents:
- 1 x Amplifier Board
