DESCRIPTION
The VB029, VB029SP, VB029(011Y) VB029(012Y) are a high voltage power integrated circuit designed in STMicroelectronics VIPower™ technology, with vertical current flow power darlington and logic level compatible driving circuit. Built-in protection circuit for coil current limiting and collector voltage clamping allows the device to be used as smart, high voltage, high current interface in advanced electronic ignition system.

■ 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
■ DARLINGTON BASE ACCESSIBLE