bul54asmd transistor of datasheet pdf

BUL54ASMD
Manufacturer : SEME-LAB[Seme
Description : ADVANCED DISTRIBUTED BASE DESIGN HIGH VOLTAGE HIGH SPEED SILICON POWER TRANSISTOR

BUL54ASMD
Manufacturer : Semelab(Magnatec)
Description : Advanced Distributed Base Design,High Voltage,High Speed NPN Silicon Power Transistor(????????????????????????PN??????)

BUL54ASMD
Manufacturer : Seme LAB
Description : ADVANCED DISTRIBUTED BASE DESIGN HIGH VOLTAGE HIGH SPEED NPN SILICON POWER TRANSISTOR

BUL54ASMD
Manufacturer : Semelab
Description : 500V Vce, 4A Ic, 20MHz NPN bipolar transistor