1W Mono Amplifier with TDA7052

By | August 25, 2009

This is an audio amplifier circuit which use TDA7052 as the main component and other 5 pieces of components to support the main component. The ideal supply voltage of this circuit is about 6-12V and no heatsink required.

1W Mono Amplifier with TDA7052 circuit

Components :

  • R1 : 1K ohm resistor
  • R2 : 10K ohm log potentiometer
  • C1 : 2.2uF/16V electrolytic capacitor
  • C2 : 100nF ceramic/mono
  • C3 : 100uF electrolytic
  • TDA7052 Integrated Circuit
  • 8 pin IC socket

Specifications :

  • D.C. input : 3 – 15 V at < 300 mA.
  • Idle current < 8 mA, 4 mA typical. Power output > 1 Watt @ 8 ohms maximum.
  • > 0.25 Watt RMS continuous
  • Freq. Resp. > 20 Hz – 20 kHz
  • ~ 10 – 50 kHz, – 3dB
  • THD < 1 % @ 100 mW, 0.2% Typ. S/N ratio > 70 dBA
  • Gain ~ 30 dB maximum.
  • Input Z ~ 10 k ohm.

If you prefer to buy the kit of this circuit, just go the electronickits.com.
The tutorial also available in PDF format, download the file here. Download the datasheet of TDA7052 here.

1W Mono Amplifier with TDA7052 circuit

1W Mono Amplifier with TDA7052 circuit

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