Tda2003 Amplifier Circuit Diagram Pdf. A protection diode is provide between pin 4 and pin 5 see the internal schematic diagram to allow use of the utc tda2003 with inductive loads. Tda2003 is a 5 pin ic amplifier.
In particular the tda 2003 can drive a coupling transformer for audio modulation. The most used ics are tda2030 and tda2003 for small audio amplifiers kits and tda7294 for higher power amplifiers. Tda2003 amplifier circuit diagram built for 8ω speaker and this circuit can provide upto 10 watts output you can apply 6 to 12v power supply to this circuit.
You may want to use an effective volume and and bass treble control circuit before the audio input.
On the tda 2003 pro tection diodes are included to avoid any damage. Tda2003 audio amplifier ic x1 1000uf 25v capacitor x1 200uf 25v capacitor x1. On the tda 2003 pro tection diodes are included to avoid any damage. Tda2003 amplifier circuit part list.
