Joop van der Velden wrote in news:VA.000001a6.010ac565
@amsat.org:

Does anybody know where to find a datasheet of a SGS-Thompson BUD98i
power transistor?


Part Number = BUD98I
Manufacturer Name = Various
Description = IHDIHD
Si npn 110W 850V 400V 32A 150C 100MIN STE TOP3
Case TO-218-ISO