Car 20W audio booster amplifier


Posted on Nov 25, 2012

This circuit is a 20W Audio Amplifier kit, based on the TDA2005 IC, a class B dual audio amplifier, specifically designed for car radio applications etc. Power supply - 18 VDC. Output power - 20 W, 4 ?. IC built in Thermal Shut-down, Load dump voltage surge protected. Terminal pins for connecting left and right audio signal inputs. Relimate Connector for connecting Potentiometer (POT) for volume adjustment.


Car 20W audio booster amplifier
Click here to download the full size of the above Circuit.

Power Battery Terminal (PBT) for easy power supply and speaker connection. Power-On LED indicator. Heatsink for IC. Four mounting holes of 3.2 mm each with nut and stud. PCB dimensions 63 mm x 65 mm




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