DESCRIPTION
The TDA7391PD is a BRIDGE class AB audio power amplifier specially intended for car radio High Power applications.
■ HIGH POWER CAPABILITY:
40W/3.2Ω EIAJ
32W/3.2Ω @ VS = 14.4V, f = 1KHz, d = 10%
26W/4Ω @ VS = 14.4V, f = 1KHz, d = 10%
■ DIFFERENTIAL INPUTS (EITHER SINGLE
ENDED OR DIFFERENTIAL INPUT SIGNAL
ARE ACCEPTED)
■ MINIMUM EXTERNAL COMPONENT COUNT:
- NO BOOTSTRAP CAPACITORS
- NO BOUCHEROT CELLS
- INTERNALLY FIXED GAIN (30dB)
- NO SVR CAPACITOR
■ ST.-BY FUNCTION (CMOS COMPATIBLE)
■ PROGRAMMABLE TURN-ON/OFF DELAY
■ NO AUDIBLE POP DURING MUTE AND STBY OPERATIONS
PROTECTIONS:
■ SHORT CIRCUIT (TO GND, TO VS, ACROSS
THE LOAD)
■ VERY INDUCTIVE LOADS
■ CHIP OVERTEMPERATURE
■ LOAD DUMP
■ OPEN GND
■ ESD