20W Mono Audio Amplifier Using LM1875
20W Audio Amplifier project is based on LM1875 IC.
- Power supply input upto 48 VDC
- Output 20 W, 4 Ω
- Very low distortion (THD 0.015%), good channel separation and ripple rejection
- IC built-in thermal, short circuit protections
- Internal output protection diodes
- Terminal pins for connecting input
- Screw terminal connector for easy power supply input and speaker connection
- Power-On LED indicator
- Heatsink for IC
- Four mounting holes of 3.2 mm each with nut and stud
- PCB dimensions 48 mm x 60 mm
