® VB922 HIGH VOLTAGE IGNITION COIL DRIVER POWER IC s s s s NO EXTERNAL COMPONENT REQUIRED INTEGRATED HIGH VOLTAGE CLAMP COIL CURRENT LIMIT INTERNALLY SET HIGH RUGGEDNESS DESCRIPTION The VB922 is a monolithic high voltage integrated circuits made using STMicroelectronics VIPower Technology, which combines a vertical current flow power trilinton with a coil current limiting circuit and a collector voltage clamping.
The device is peculiarly suitable for application in high performance electronic car ignition, where coil current limitation and voltage clamping are required.
3 2 1 TO-247 BLOCK DIAGRAM October 1998 1/5 VB922 ABSOLUTE MAXIMUM RATING Symbol HVc Ic I in Ptot T stg Tj E s/b ...

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