Electronics Lab

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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20W_BRIDGE_AUDIO_AMP

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

20W_BRIDGE_AUDIO_AMP_SCHEMATIC

 

Parts List

20W_BRIDGE_AUDIO_AMP_BOM

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Vinoth

Sir i need this bridge board of tda 2005

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