2sb857-b pnp silicon power transistors features low frequency power amplifier symbol rating rating unit v c e o collector-emitter vol t age -50 v v c b o collector-base voltage -70 v v eb o emitter-base voltage -5 v i c collector current -4 a p c collector power dissipa t ion 2.0 w t j junction temperature -55 to +150 t st g s to r age t e m pe r atu r e -55 to +150 electrical characteristics @ 25 o c unless otherwise specified symbol parameter min type max units off characteristics v (br)ceo collector-emitter breakdown voltage ( i c = -50madc, i b =0 ) -50 -- - -- - vdc v (br)cbo collector-base breakdown voltage ( i c = -10uadc, i e =0) -70 --- --- vdc v ( b r ) e b o emitter-base breakdown voltage ( i e = -10uadc , i c =0) -5 --- --- vdc i cbo collector-base cutoff current ( v c b = -50vdc, i e =0) --- --- - 1 uadc i ebo emitter-base cutoff current ( v e b =-5vdc , i c =0) --- --- - 1 uadc on characteristics h fe forward current transfer ratio ( i c = -1adc, v c e =-4vdc ) 6 0 -- - 32 0 --- v ce(sat) collector-emitter saturation voltage ( i c = -2madc, i b =-200madc) -- - - - - -1 v d c v be base-emitter voltage ( i c = -1adc, v c e =-4vdc ) -- - - - - - 1 v d c f t transition frequency ( v c e =-4vdc, i c =-500ma) -- - 15 -- - mhz classification of h fe(1) rank bc d rang e 60-120 100-200 160-32 0 to-220
omp onents 20736 marilla street chatsworth
m c c revision: a 201 4 /0 2 / 1 8 tm micro commercial components lead free finish/rohs compliant(note 1) ("p" suffix designates rohs compliant. see ordering information) pin 1. base pin 2. collector pin 3. emitter g r b q h u l d c j k a f s t 1 3 2 n v min max note a .560 .625 14.22 15.88 b .380 .420 9.65 10.67 c .140 .190 3.56 4.82 d .020 .045 0.51 1.14 f .139 .161 3.53 4.09 ? g .190 .110 2.29 2.79 h --- .250 --- 6.35 j .012 .025 0.30 0.64 k .500 .580 12.70 14.73 l .045 .060 1.14 1.52 n .190 .210 4.83 5.33 q .100 .135 2.54 3.43 r .080 .115 2.04 2.92 s .045 .055 1.14 1.39 t .230 .270 5.84 6.86 u ----- .050 ----- 1.27 v .045 ----- 1.15 ----- dimensions inches mm dim min max notes: 1. high temperature solder exemption applied, see eu directive annex 7. 2sb857-d www. mccsemi .com 1 of 2 epoxy meets ul 94 v-0 flammability rating moisure sensitivity level 1 maxi mum rati ngs h alogen free available upon request by adding suffix "-hf" 2SB857-C downloaded from: http:///
m c c revision: a 201 4 / 0 2 / 1 8 tm micro commercial components www. mccsemi .com 2 of 2 o r de r i n g i n f or m a ti on : *** i m p o r t a n t n o t ic e * ** m i c r o c o m m e r c i a l c o m p on e n ts c o r p . r e s e rve s t h e r i g h t t o m a k e c h a n g e s w i t ho u t f u r t h e r no t i c e t o a n y p r o d u c t h e r e i n t o m a k e c o rr e c t i o n s , m o d i f i c a t i o n s , e n h a n c e m e n t s , i m pr o v e m e n t s , o r o t h e r ch a n g e s . m i c r o c o m m e r c i a l c o mp o n e n ts c o r p . d o e s n o t a s s u m e a n y l i a b i l i t y a r i s i n g ou t o f t h e a p p l i c a t i on o r u s e o f a n y p r o d uc t d e sc r i be d h e r e i n ; n e i t h e r d o e s i t c o n v e y a n y li c e n s e un der i t s p a t e n t r i g h t s , n o r t h e r i g h t s o f o t h e r s . t h e u s e r o f pr o d uc t s i n s u c h a p p l i c a t i o n s sh a l l a ss u m e a l l r i s k s o f su c h u s e a n d w ill a g r ee t o h o l d m i c r o c o mm er c i a l c o m p o n e n t s c o r p . a n d a ll t h e c o m p a n i e s w ho s e p r o d u c t s a r e r e p r e s e n t ed o n ou r w e b s i t e , h a r m l e s s a g a i n s t a l l d a m a g e s. * * * l i f e s u p p o r t *** m c c ' s pr o d uc t s a r e n o t a u t h o r iz ed f o r u s e a s c r i t i c a l c o m p o n e n t s i n l i f e s u pp o r t d e v i c e s o r s y s t e m s w i t h ou t t h e e x pre ss wr i tt e n a p p r o v a l o f m i c r o c o mm e r c i a l c o m p o n e n t s c o rp o r a t i o n. * * * c u s t o m e r a w a r e n e ss*** c o un t e r f e i t i n g o f s e m i c o n d u c t o r p a r t s i s a gr o w i n g p r o b l e m i n t h e i n d u s t ry . m i c r o c o mm e r c i a l c o m p o n e n t s ( m cc ) i s t a k i n g s t r o n g m e a su r e s t o p r o t e c t ou r s e l v e s a n d o u r cu s t o m e r s f r o m t h e pr o l i f e r a t i on o f c o u n t e r f e i t p a r t s . m c c s t r o n g l y e nc o u r a g e s c u s t o m e r s t o p u r c h a s e m c c p a r t s e i t h e r d i r e c t l y f r o m m c c o r f r o m a u t ho r i z e d m c c d i s t r i b u t o r s w ho a r e l i s t e d b y c o u n t r y o n o u r w e b p a g e c i t ed below . p r o d uc t s c us t o m e r s b u y e i t h e r f r o m m c c d i r e c t l y o r f r o m a u t ho r i z e d m cc d i s t r i b u t o r s a r e g e n u i n e p a r t s , h a v e f ul l t r a c e a b il i t y , m e e t m c c ' s q u a l i t y s t a n d a r d s f o r h a n d li n g a n d s t o r a g e . m c c wi l l n o t p r o v i d e a n y w a rr a n ty c o v e r a g e o r o t h e r a s s i s t a n c e f o r p a r ts b o u g h t f r o m u n a u t h o r i z e d s o u r c e s. m c c i s c o m m i t t e d t o c o m b a t t h i s g l o b a l pr o b l e m a n d e n c ou r a g e o u r c u s t o m e r s t o d o t h e i r p a r t in s t o p p i n g t h i s p r a c t i c e b y b u y i n g d i r e c t o r f r o m a u t h o r i z ed d i s t r i b u t o r s. d e vi c e p ac k i n g p a r t n u m b e r- b p bu lk; 1 kp cs / bo x note : adding "-hf" suffix for halogen free, eg. part number-bp-hf downloaded from: http:///
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