20W Bridge Audio Amplifier

Description

20W Bridge Audio Amplifier project, based on the TDA2005 IC, The TDA 2005 IC is class B dual audio amplifier, specifically designed for car radio applications etc.

Specifications:

• Power supply input : 18 VDC
• Output power : 20 W, 4 Ω
• IC built in Thermal Shut-down, Load dump voltage surge protected
• Terminal pins for connecting left and right audio signal inputs
• Berg Connector for connecting Potentiometer (POT) for volume adjustment
• 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
• Note : Use shielded cable for connecting potentiometer

Schematic

Parts List

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