VB027ASP

® VB027ASP HIGH VOLTAGE IGNITION COIL DRIVER POWER IC TYPE VB027ASP s s s s V clamp 345 V I cl 9.5 A Il im 160 mA s PRIMARY COIL VOLTAGE INTERNALLY SET COIL CURRENT LIMIT INTERNALLY SET LOGIC LEVEL COMPATIBLE INPUT DRIVING CURRENT QUASI PROPORTIONAL TO COLLECTOR CURRENT DOUBLE FLAG-ON COIL CURRENT 10 DESCRIPTION The VB027ASP is a high voltage power integrated circuits made using STMicroelectronics Vertical Intelligent Power Technology, with vertical current flow power darlington and logic level compatible driving circuits. Built-in protection circuits for coil current limiting and collector voltage clamping allows the VB027ASP to be used as a smart, high voltage, high current interface in advanced electronic ignition systems. 1 Power SO-10 TM BLOCK DIAGRAM * Pins 1-5 = Power GND, Pin 6 signal GND. Pin 6 must be connected to pins 1-5 externally. June 1999 1/8 VB027ASP ABSOLUTE MAXIMUM RATING Symb ol HV C IC Vd Id Vi n Tj T s tg Collector Voltage Collector Current Driving Stage Supply Voltage Driving Circuitry Supply Current Maximum Input Voltage Operating Junction Temperature Storage Temperature Range Parameter Value Internally Limited Internally Limited 7 200 10 -40 to 150 -55 to 150 Unit V A V mA V o o C C THERMAL DATA R t hj-ca se R t hj- amb Thermal Resistance Junct ion Case(MAX) Thermal Resistance Junct ion Ambient(MAX) 1.12 62.5 o o C/W C/W CONNECTION DIAGRAM PIN FUNCTION No 1 -5 6 (*) 7 T AB 9 10 NAME GND GND Vd HV C INPUT DIAGNOST IC Output of a Lo...