Browsing Tag

Audio amplifier

TDA2003 10W audio amplifier

The TDA2003 is a low costamplifier that is designed to run on single rail power supplies up to 40v maximum. The device provides a high output current capability (up to 3.5A) very low harmonic and cross-over distortion. Schematic Links TDA2003 10W CAR RADIO AUDIO AMPLIFIER datasheet 10PCS TDA2003 10W power amplifier chip

LM386 Audio amplifier

The LM386 is  a low voltage audio power amplifier. It is suitable for battery-powered devices such as radios, guitar amplifiers, and hobbyist projects. This comes in a 8 pin dual in-line package  and is capable of supplying 0.5 watts power using a 9 volt power supply. Schematic Parts List QTY PART-REFS VALUE --- --------- ----- Resistors --------- 1 R1 10k 1 R2 1k Capacitors ---------- 2 C1,C3 220uf 1 C2 10uf Integrated Circuits ------------------- 1 U1 LM386 Miscellaneous ------------- 1 LS1 SPEAKER 1 RV1 10k Links…