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| savantic semiconductor product specification silicon npn power transistors 2SD1985 2SD1985a description with to-220fa package high forward current transfer ratio h f e which has satisfactory linearity low collector saturation voltage complement to type 2sb1393 / 1393a applications for power amplification pinning absolute maximum ratings(ta=25 ) symbol parameter conditions value unit 2SD1985 60 v cbo collector-base voltage 2SD1985a open emitter 80 v 2SD1985 60 v ceo collector- emitter voltage 2SD1985a open base 80 v v ebo emitter-base voltage open collector 6 v i c collector current (dc) 3 a i cm collector current-peak 5 a t c =25 25 p c collector power dissipation t a =25 2 w t j junction temperature 150 t stg storage temperature -55~150 pin description 1 base 2 collector 3 emitter fig.1 simplified outline (to-220fa) and symbol
savantic semiconductor product specification 2 silicon npn power transistors 2SD1985 2SD1985a c haracteristics tj=25 unless otherwise specified symbol parameter conditions min typ. max unit 2SD1985 60 v ceo collector- emitter breakdown voltage 2SD1985a i c =30ma , i b =0 80 v v cesat collector-emitter saturation voltage i c =3a;i b =0.375a 1.2 v v be base-emitter voltage v ce =4v;i c =3a 1.8 v 2SD1985 v ce =60v;i b =0 i ces collector cut-off current 2SD1985a v ce =80v;i b =0 200 a 2SD1985 v ce =30v;i b =0 i ceo collector cut-off current 2SD1985a v ce =60v;i b =0 300 a i ebo emitter cut-off current v eb =6v; i c =0 1 ma h fe-1 dc current gain i c =1a ; v ce =4v 70 250 h fe-2 dc current gain i c =3a ; v ce =4v 10 f t transition frequency i c =0.5a; v ce =5v;f=10mhz 30 mhz switching times t on turn-on time 0.5 s t s storage time 2.5 s t f fall time i c =1a ;i b1 =0.1a i b2 =-0.1a;v cc =50v 0.4 s h fe-1 classifications q p 70-150 120-250 savantic semiconductor product specification 3 silicon npn power transistors 2SD1985 2SD1985a package outline fig.2 outline dimensions (unindicated tolerance: 0.15 mm) savantic semiconductor product specification 4 silicon npn power transistors 2SD1985 2SD1985a |
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