TDA7851F - ST Microelectronics

TDA7851F 4 x 48 W MOSFET quad bridge power amplifier

The TDA7851F is a breakthrough MOSFET technology class AB audio power amplifier, de.

Features

 Multipower BCD technology
 High output power capability:
  – 4 x 48 W/4 Ω max.
  – 4 x 28 W/4 Ω @ 14.4 V, 1 kHz, 10%
  – 4 x 72 W/2 Ω max.
 MOSFET output power stage
 Excellent 2 Ω driving capability
 Hi-Fi class distortion
 Low output noise
 Standby function
 Mute function
 Automute at min. supply voltage detection
 Low external component count:
  – Internally fixed gain (26 dB)
  – No external compensation
  – No bootstrap capacitors
 Output DC offset detector
 Protections:
  – Output short circuit to GND, to Vs, across the load
  – Very inductive loads
  – Overrating chip temperature with soft .