TDA7377 Datasheet, PDF (1/10 Pages) STMicroelectronics – 2 x 30WDUAL/QUAD POWER AMPLIFIER FOR CAR RADIO

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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
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