TDF8546 Datasheet - NXP

TDF8546 4 x 45 W best efficiency amplifier

The TDF8546 is one of a new generation of complementary quad Bridge-Tied Load (BTL) audio power amplifiers intended for automotive applications. It has a best efficiency mode with full I2C-bus controlled diagnostics, including start-up diagnostics. The TDF8546 can operate at a battery voltage as low.

TDF8546 Features

* Stop/start-car prepared: keeps operating without audible disturbance during engine start at a battery voltage as low as 6 V

* New best efficiency mode with patented low switching distortion

* Extreme best efficiency mode (uses information from 4 channels) with 17 % less dissipation for

TDF8546-NXP.pdf