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This kit uses a TDA2003 to create a small but powerful audio amplifier suitable for most uses. It works best with supply voltages between 8-18VDC and loads down to 2Ω.
Perfect for use with passive bookshelf speakers, or as a general purpose audio amplifier.
The following components are included in this kit:
Circuit Layout Diagram + Schematic x 1
Volume (20kΩ LOG) potentiometer x 1
1000µF 16V Capacitor x 1
470µF 25V Capacitor x 1
100µF 25V Capacitor x 1
10µF 25V Capacitor x 1
100nF Boxpoly Capacitor x 2
47nF Boxpoly Capacitor x 1
2W 1Ω Resistor x 1
2W 2.2Ω Resistor x 1
Metal Film 220Ω Resistor x 1
Metal Film 39Ω Resistor x 1
PCB Terminal Blocks x 2
PCB x 1
TDA2003A IC x 1
Technical Specifications:
Input Voltage: 8-18VDC
Output Power: 10W @ RL= 2Ω, 6W @ RL= 4Ω
THD: 0.18% @ RL= 2Ω, f = 1kHz
Efficiency: 65% @ RL = 2Ω, f = 1kHz
Power Dissipation @ Tcase = 90°C: 20W
Frequency Response: 40-15000Hz
