20W audio amplifier using TDA7240

Posted on Feb 4, 2014

The audio amplifier shown here is based on the TDA7240 IC from ST Microelectronics. The TDA 7240 is an integrated audio amplifier IC that can deliver 20 watts of audio output power into a 4ohm load. The IC has minimum external parts count and is available in the 7 pin compact Heptawatt package. The IC also has a lot of good features like loud spea

20W audio amplifier using TDA7240
Click here to download the full size of the above Circuit.

ker protection, short circuit protection, low noise, low distortion etc. The circuit can be operated from a 12V DC single power supply and this makes it very useful in car audio applications.

Leave Comment

characters left:

Related Circuits

  • New Circuits



    Popular Circuits

    from 42 to 88 Mhz Band
    Telephone Visual Ring Indicator
    Simple Low-Frequency V/F Converter
    controller 4017 counter LEDs have multiple connections in this traffic light circuit
    c programming tutorial setup
    AN12979A Audio Power Amplifier
    72 LED Clock
    The basic structure of the DA converter
    Door circuit text display logic pen 2 CD4011