TDA7374B

TDA7374B DUAL BRIDGE AUDIO AMPLIFIER FOR CAR RADIO MINIMUM EXTERNAL COMPONENT COUNT NO BOOTSTRAP CAPACITORS NO BOUCHEROT CELLS CLIP DETECTOR OUTPUT HIGH OUTPUT POWER FIXED GAIN VERY LOW STAND-BY CURRENT (1µA typ) NO SWITCH ON/OFF NOISE PROTECTIONS: OUTPUT AC/DC SHORT CIRCUIT TO GND AND TO VS VERY INDUCTIVE LOADS OVERRATING CHIP TEMPERATURE LOAD DUMP VOLTAGE FORTUITOUS OPEN GND REVERSE BATTERY ESD TEST AND APPLICATION CIRCUIT MULTIWATT 15 ORDERING NUMBERS: TDA7374BV DESCRIPTION The TDA7374B is a new technology class AB Audio Dual Bridge Power Amplifier in Multiwatt package designed for car radio applications. Thanks to the fully complementary PNP/NPN output configuration the high power performances of the TDA7374B are obtained without bootstrap capacitors. April 1995 1/13 TDA7374B PIN CONNECTION (Top view) ABSOLUTE MAXIMUM RATINGS Symbol VS VOP VPEAK IO IO Ptot Tstg, Tj DC Supply Voltage Operating Supply Voltage Peak Supply Voltage (t = 50ms) Output Peak Current (not rep. t = 100µs) Output Peak Current (rep. f > 10Hz) Power Dissipation (Tcase = 85°C) Storage and Junction Temperature Parameter Value 28 18 50 4.5 3.5 36 -40 to 150 Unit V V V A A W °C THERMAL DATA Symbol Rth j-case Thermal Resistance Junction-case Description Max Value 1.8 Unit °C/W 2/13 TDA7374B ELECTRICAL CHARACTERISTICS (Refer to the test circuit; VS = 14.4V; RL = 4Ω, Tamb = 25°C, f = 1kHz, unless otherwise specified) Symbol VS Id PO d CT R IN GV GV EIN SVR ASB ISB VSB ON VSB OFF VOS ICD OFF ICD ON Pa...