Wednesday, April 8, 2015

Circuit Diagram 10W Stereo Audio Amplifier using TDA1521 IC

Robotronicdiagram. - This is Circuit Diagram 10W Stereo Audio Amplifier using TDA1521 IC like in figure 1 below. This circuit diagram built around Philips TDA1521 IC, The project provides high quality audio 2X10W Audio output. The device is especially designed for mains fed applications, (e.g. Stereo TV Sound and Stereo Radio). The circuit designed for asymmetrical power supply systems.

Circuit Diagram

Figure 1. Circuit Diagram 10W Stereo Audio Amplifier using TDA1521 IC(Source: www.electronics-lab.com)

Component List



Description

Circuit diagram like in figure 1 above is Circuit Diagram 10W Stereo Audio Amplifier using TDA1521 IC. This circuit built around Philips TDA1521 IC, The project provides high quality audio 2X10W Audio output. The device is especially designed for mains fed applications, (e.g. Stereo TV Sound and Stereo Radio). The circuit designed for asymmetrical power supply systems.

Specifications

  1. It has few external components 
  2. Input muted during power on and off 
  3. Low offset voltage between output and ground 
  4. Excellent gain balance between channels 
  5. Short circuit proof IC 
  6. Thermally protected 
  7. Supply 18V DC @ 3.5A 
  8. Output Power 2X10W 
  9. Voltage Gain 30dB 
  10. Frequency response 20Hz-20Khz. 
  11. Input impedance 20K Ohm 
  12. Output load 8 Ohm. 
  13. Recommended power supply 18V @ 3Amps.
Source Link :
  • http://www.electronics-lab.com/projects/audio/045/index.html


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