TDA7377H

 TDA7377 2 x 30W DUAL/QUAD POWER AMPLIFIER FOR CAR RADIO HIGH OUTPUT POWER CAPABILITY: 2 x 35W max./4Ω 2 x 30W/4Ω EIAJ 2 x 30W/4Ω EIAJ 2 x 20W/4Ω @14.4V, 1KHz, 10% 4 x 6W/4Ω @14.4V, 1KHz, 10% 4 x 10W/2Ω @14.4V, 1KHz, 10% MINIMUM EXTERNAL COMPONENTS COUNT: – NO BOOTSTRAP CAPACITORS – NO BOUCHEROT CELLS – INTERNALLY FIXED GAIN (26dB BTL) ST-BY FUNCTION (CMOS COMPATIBLE) NOAUDIBLE POPDURING ST-BYOPERATIONS DIAGNOSTICS FACILITY FOR: – CLIPPING – OUT TO GND SHORT – OUT TO VS SHORT – SOFT SHORT AT TURN-ON – THERMAL SHUTDOWN PROXIMITY Protections: OUPUT AC/DC SHORT CIRCUIT BLOCK DIAGRAM MULTIWATT15V MULTIWATT15H ORDERING NUMBERS: TDA7377V TDA7377H – TO GND – TO VS – ACROSS THE LOAD SOFT SHORT AT TURN-ON OVERRATING CHIP TEMPERATURE WITH SOFT THERMAL LIMITER LOAD DUMP VOLTAGE SURGE VERY INDUCTIVE LOADS FORTUITOUS OPEN GND REVERSED BATTERY ESD September 1998 DIAGNOSTICS 1/10 TDA7377 DESCRIPTION The TDA7377 is a new technology class AB car radio amplifier able to work either in DUAL BRIDGE or QUAD SINGLE ENDED configuration. The exclusive fully complementary structure of the output stage and the internally fixed gain guaran- ABSOLUTE MAXIMUM RATINGS tees the highest possible power performances with extremely reduced component count. The on-board clip detector simplifies gain compression operation. The fault diagnostics makes it possible to detect mistakes during car radio set assembly and wiring in the car. GENERAL STRUCTURE Symbol Vop VS Vpeak IO IO Ptot Tstg, Tj Para...