Description

The TDA7389A is a new technology class AB Audio Power Amplifier in Flexiwatt 27 package designed for high end car radio applications. Thanks to the fully complementary PNP/NPN output configuration the TDA7389A allows a rail to rail output voltage swing with no need of bootstrap capacitors.

Features

■ High output power:

– 4 x 45W/4Ω max.

– 4 x 28W/4Ω @ 14.4V, 1KHz, 10

■ Low distortion

■ Low output noise

■ Stand-by function

■ Mute function

■ Automute at min. supply voltage detection

■ Low external component count:

– Internally fixed gain (26dB)

– No external compensation

– No bootstrap capacitors

■ Clipping detector

■ Offset detector

■ Diagnostic facility for:

– Out to GND short

– Out to VS short

– Thermal shutdown