TDA7374B
DUAL BRIDGE AUDIO AMPLIFIER FOR CAR RADIO
MINIMUM EXTERNAL COMPONENT COUNT NO BOOTSTRAP CAPACITORS NO BOUCHEROT...
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...