TDA7393

® TDA7393 2 x 32W DUAL BRIDGE CAR RADIO AMPLIFIER HIGH OUTPUT POWER CAPABILITY: 2 x 35W max./4Ω 2 x 32W EIAJ/4Ω 2 x 22W typ./4Ω @ 14.4V, 1KHz, 10% 2 x 19W typ./4Ω @ 13.2V, 1KHz, 10% 2 x 28W typ./2Ω @ 14.4V, 1KHz, 10% 2 x 25W typ./2Ω @ 13.2V, 1KHz, 10% LOW DISTORTION LOW OUTPUT NOISE ST-BY FUNCTION MUTE FUNCTION AUTO-MUTE AT MIN. SUPPLY VOLTAGE DETECTION LOW EXTERNAL COMPONENT COUNT – INTERNALLY FIXED GAIN (32dB) – NO EXTERNAL COMPENSATION – NO BOOTSTRAP CAPACITORS ADDITIONAL MONO INPUT PROTECTIONS: OUTPUT AC/DC SHORT CIRCUIT TO GND AND TO VS VERY INDUCTIVE LOADS OVERRATING CHIP TEMPERATURE WITH SOFT THERMAL LIMITER BLOCK DIAGRAM MULTIWAT T15 ORDERING NUMBER: TDA7393 LOAD DUMP VOLTAGE FORTUITOUS OPEN GND REVERSE BATTERY ESD PROTECTION DESCRIPTION The TDA7393 is a new technology class AB Audio Power Amplifier in Multiwatt15 package designed for high end car radio applications. Thanks to the fully complementary PNP/NPN output configuration the high power performances of the TDA7393 are obtained without bootstrap capacitors. The extremely reduced components count October 1998 1/9 TDA7393 ABSOLUTE MAXIMUM RATINGS Symbol VCC VCC (DC) VCC (pk) IO Operating Supply Voltage DC Supply Voltage Peak Supply Voltage (t = 50ms) Output Peak Current: Repetitive (Duty Cycle 10% at f = 10Hz) Non Repetitive (t = 100µs) Power dissipation, Tcase = 75°C (see derating curve) Junction Temperature Operating Ambient Temperature Storage Temperature Parameter Value 18 28 50 4.5 5.5 50 150 – 40 to 8...