BULB39D-1

BULB39D ® HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR ■ ■ ■ ■ ■ ■ NPN TRANSISTOR HIGH VOLTAGE CAPABILITY MINIMUM LOT-TO-LOT SPREAD FOR RELIABLE OPERATION VERY HIGH SWITCHING SPEED HIGH RUGGEDNESS SURFACE-MOUNTING D2PAK (TO-263) POWER PACKAGE IN TAPE & REEL (Suffix "T4") 3 1 APPLICATIONS ■ ELECTRONIC TRANSFORMERS FOR HALOGEN LAMPS ■ SWITCH MODE POWER SUPPLIES DESCRIPTION The BULB39D is manufactured using high voltage Multi Epitaxial Planar technology to enhance switching speeds while maintaining wide RBSOA. The BUL series is designed for use in electronics transformers for halogen lamps. D2PAK (TO-263) (Suffix "T4") INTERNAL SCHEMATIC DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit V CES Collector-Emitter Voltage (V BE = 0) 850 V V CEO Collector-Emitter Voltage (I B = 0) 450 V V EBO Emitter-Base Voltage (I C = 0) 9 V Collector Current 4 A Collector Peak Current (t p