TDA7370

TDA7370 QUAD POWER AMPLIFIER FOR CAR RADIO MINIMUM EXTERNAL COMPONENT COUNT HIGH CURRENT CAPABILITY NO BOOTSTRAP CAPACITORS NO BOUCHEROT CELLS CLIP DETECTOR OUTPUT HIGH OUTPUT POWER HIGH APPLICATION FLEXIBILITY 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 BLOCK DIAGRAM MULTIWATT 15 ORDERING NUMBER: TDA7370 DESCRIPTION The TDA7370 is a new technology class AB quad channels Audio 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 TDA7370 are obtained without bootstrap capacitors. April 1995 1/17 TDA7370 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 2/17 TDA7370 ELECTRICAL CHARACTERISTICS (Refer to the test circuit; VS = 14.4V; RL = 4Ω, Tamb = 25°C, f = 1kHz, unless otherwise specified) Symbol VS Id PO Parameter Supply Range Total Quiescent Drai...