L9903 Datasheet - STMicroelectronics

DESCRIPTION
Control circuit for power MOS bridge driver in auto motive applications with ISO 9141bus interface.

FEATURES
■ OPERATING SUPPLY VOLTAGE 8V TO 20V, OVERVOLTAGE MAX. 40V
■ OPERATING SUPPLY VOLTAGE 6V WITH IMPLEMENTED STEPUP CONVERTER
■ QUIESCENT CURRENT IN STANDBY MODE LESS THAN 50µA
■ ISO 9141 COMPATIBLE INTERFACE
■ CHARGE PUMP FOR DRIVING A POWER MOS AS REVERSE BATTERY PROTECTION
■ PWM OPERATION FREQUENCY UP TO 30KHZ
■ PROGRAMMABLE CROSS CONDUCTION PROTECTION TIME
■ OVERVOLTAGE, UNDERVOLTAGE, SHORT CIRCUIT AND THERMAL PROTECTION
■ REAL TIME DIAGNOSTIC