Seme LAB BUL55A
NPN Transistor
MECHANICAL DATA
Dimensions in mm 10.2 1.3 4.5 SEME BUL55A ADVANCED DISTRIBUTED BASE DESIGN HIGH VOLTAGE HIGH SPEED NPN SILICON POWER TRANSISTOR Designed for use in electronic ballast applications 6.3 3.6 Dia. 15.1 18.0 1 2 3 1.3 14.0 0.85●
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● 0.5 SEMEFAB DESIGNED AND DIFFUSED DIE HIGH VOLTAGE FAST SWITCHING HIGH ENERGY RATING
FEATURES
2.54 2.54 TO220 Pin 1 – Base Pin 2 – Collector Pin 3 – Emitter● Multi–base for efficient energy distribution across the chip resulting in significantly improved switching and energy ratings across full temperature range.
● Ion implant and high accuracy masking for tight control of characteristics from batch to batch.
● Triple Guard Rings for improved control of high voltages.
ABSOLUTE MAXIMUM RATINGS
(Tcase = 25°C unless otherwise stated) VCBO VCEO VEBO IC IC(PK) IB Ptot Tstg Semelab plc. Collector – Base Voltage(IE=0) Collector – Emitter Voltage (IB = 0) Emitter – Base Voltage (IC = 0) Continuous Collector Current Peak Collector Current Base Current Total Dissipation at Tcase = 25°C Operating and Storage Temperature Range Telephone (01455) 556565.