ksd-t5d032-000 1 STC4081 npn silicon transistor sot-323 pin connection description ? general small signal amplifier features ? low collector saturation voltage : v ce =0.4v(max.) ? low output capacitance : c ob =2pf(typ.) ? complementary pair with sta1576 ordering information type no. marking package code d STC4081 sot-323 device code hfe rank year&week code absolute maximum ratings (ta=25 c) characteristic symbol ratings unit collector-base voltage v cbo 50 v collector-emitter voltage v ceo 50 v emitter-base voltage v ebo 5 v collector current i c 150 ma collector dissipation p c 200 mw junction temperature t j 150 c storage temperature t stg -55~150 c electrical characteristics (ta=25 c) characteristic symbol test condition min. typ. max. unit collector-base breakdown voltage bv cbo i c =50 a, i e =0 50 - - v collector-emitter breakdown voltage bv ceo i c =1ma, i b =0 50 - - v emitter-base breakdown voltage bv ebo i e =50 a, i c =0 5 - - v collector cut-off current i cbo v cb =30v, i e =0 - - 0.5 a emitter cut-off current i ebo v eb =4v, i c =0 - - 0.5 a dc current gain h fe * v ce =6v, i c =1ma 70 - 700 - collector-emitter saturation voltage v ce(sat) i c =50ma, i b =5ma - - 0.4 v transistion frequency f t v ce =12v, i c =2ma - 180 - mhz collector output capacitance c ob v cb =12v, i e =0, f=1mhz - 2 - pf noise figure nf v ce =6v, i c =0.1ma, f=1khz, rg=10k - 1 10 db * : h fe rank / o : 70 ~ 140, y : 120 ~ 240, g : 200 ~ 400, l : 300 ~ 700 1 2 3
ksd-t5d032-000 2 STC4081 electrical characteristic curves fig. 4 h fe -i c fig. 1 p c ?t a fig. 2 i c -v be fig. 3 i c -v ce fig. 5 v ce(sat) -i c
ksd-t5d032-000 3 STC4081 outline dimension recommend pcb solder land [unit: mm]
ksd-t5d032-000 4 STC4081 the auk corp. products are intended for the use as components in general electronic equipment (office and co mmunication equipment, m easuring equipment, home appliance, etc.). please make sure that you consult with us before you use these auk corp. products in equipments which require high quality and / or reliability, and in equipments which could have major impact to th e welfare of human life(atomi c energy control, airplane, spaceship, transportation, co mbustion control, all types of safety device, etc.). auk corp. cannot accept liability to any damage which may occur in case these auk corp. products were used in the mentioned equi pments without prior consultation with auk corp.. specifications mentioned in this publicati on are subject to change without notice.
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