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| savantic semiconductor product specification silicon npn power transistors 2sd745/745a/745b d escription with mt-200 package complement to type 2sb705/705a/705b applications audio frequency power amplifier suitable for output stages of 60~120w audio amplifiers and voltage regulators pinning(see fig.2) pin description 1 base 2 collector;connected to mounting base 3 emitter absolute maximum ratings (ta=25 ) symbol parameter conditions value unit 2sd745 140 2SD745A 150 v cbo collector-base voltage 2sd745b open emitter 160 v 2sd745 140 2SD745A 150 v ceo collector-emitter voltage 2sd745b open base 160 v v ebo emitter-base voltage open collector 5 v i c collector current 10 a i cm collector current-peak 15 a p t total power dissipation t c =25 120 w t j junction temperature 150 t stg storage temperature -55~150 fig.1 simplified outline (mt-200) and symbol
savantic semiconductor product specification 2 silicon npn power transistors 2sd745/745a/745b characteristics tj=25 unless otherwise specified symbol parameter conditions min typ. max unit 2sd745 140 2SD745A 150 v (br)ceo collector-emitter breakdown voltage 2sd745b i c =25ma; i b =0 160 v v cesat collector-emitter saturation voltage i c =5a;i b =0.5 a 1.5 v v besat base-emitter saturation voltage i c =5a;i b =0.5 a 2.0 v i cbo collector cut-off current v cb =140v; i e =0 50 a i ebo emitter cut-off current v eb =3v; i c =0 50 a h fe-1 dc current gain i c =50ma ; v ce =5v 20 h fe-2 dc current gain i c =2a ; v ce =5v 40 200 f t transition frequency i c =0.2a ; v ce =5v 15 mhz c ob output capacitance i e =0; v cb =10v;f=1mhz 270 pf h fe-2 classifications s r q 40-80 60-120 100-200 savantic semiconductor product specification 3 silicon npn power transistors 2sd745/745a/745b package outline fig.2 outline dimensions |
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