This small amplifier is constructed around the TDA2003 IC, capable of delivering 4W RMS at 4 ohms. The IC is completely thermally and short-circuit protected. A conventional direct current can be connected as supply.
*music power output: 7W / 4ohm
*RMS output: 3.5W / 4ohm or 2W / 8ohm
*total harmonic distortion: 0.05% (1W / 1kHz)
*frequency response: 20Hz to 20kHz (-3dB)
*signal/noise ratio: 86dB (A weighted)
*input sensitivity: 40mV / 150Kohm
*overload and short-circuit protected
*supply voltage: 15V DC (8 to 18V DC possible) / 0.5A
*dimensions: 2.2" x 1.4"