BUL381D Datasheet | STMicroelectronics

® BUL381D HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR s STMicroelectronics PREFERRED SALESTYPE s HIGH VOLTAGE CAPABILITY s LOW SPREAD OF DYNAMIC PARAMETERS s MINIMUM LOT-TO-LOT SPREAD FOR RELIABLE OPERATION s VERY HIGH SWITCHING SPEED s LARGE RBSOA s INTEGRATED ANTIPARALLEL COLLECTOR-EMITTER DIODE APPLICATIONS s ELECTRONIC TRANSFORMERS FOR HALOGEN LAMPS s ELECTRONIC BALLASTS FOR FLUORESCENT LIGHTING s SWITCH MODE POWER SUPPLIES DESCRIPTION The BUL381D is manufactured using high voltage Multi Epitaxial Planar technology for high switching speeds and high voltage capability. The BUL series is designed for use in lighting applications and low cost switch-mode power supplies. 3 2...