s m d ty p e w w w . k e x i n . c o m . c n 1 t r a n s i s t o r s np n t r an sist o r s 2s d874a f e a tu r e s l a r g e c o l l e c t o r p o w e r d i s s i p a t i o n p c l o w c o l l e c t o r - e m i t t e r s a t u r a t i o n v o l t a g e v c e ( sa t ) c o m p l i m e n t a r y t o 2 s b 7 6 6 a 1.base 2.collector 3.emitter 1.70 0.1 0.42 0.1 0.46 0.1 a b s o l u te m a x i m u m ra ti n g s t a = 2 5 e l e c tr i c a l ch a r a c te r i s ti c s t a = 2 5 p a r a m e t e r s y m b o l t e s t c o n d i t i o n s m i n t y p m a x u n i t c o l l e c t o r - b a s e b r e a k d o w n v o l t a g e v c b o i c = 1 0 0 a i e = 0 6 0 c o l l e c t o r - e m i t t e r b r e a k d o w n v o l t a g e v c e o i c = 2 m a i b = 0 5 0 e m i t t e r - b a s e b r e a k d o w n v o l t a g e v e b o i e = 1 0 0 a i c = 0 5 c o l l e c t o r - b a s e c u t - o f f c u r r e n t i c b o v c b = 5 0 v , i e = 0 1 0 0 e m i t t e r c u t - o f f c u r r e n t i e b o v e b = 4 v , i c = 0 1 0 0 c o l l e c t o r - e m i t t e r s a t u r a t i o n v o l t a g e v c e ( s a t ) i c = 5 0 0 m a , i b = 5 0 m a 0 . 4 b a s e - e m i t t e r s a t u r a t i o n v o l t a g e v b e ( sa t ) i c = 5 0 0 m a , i b = 5 0 m a 1 . 2 h f e ( 1 ) v c e = 1 0 v , i c = 5 0 0 m a 8 5 3 4 0 h f e ( 2 ) v c e = 5 v , i c = 1 a 5 0 c o l l e c t o r o u t p u t c a p a c i t a n c e c o b v c b = 1 0 v , i e = 0 , f = 1 m h z 2 0 p f t r a n s i t i o n f r e q u e n c y f t v c e = 1 0 v , i c = 5 0 m a , f = 2 0 0 m h z 2 0 0 m h z d c c u r r e n t g a i n v n a v cl a s s i f i c a ti o n o f h f e ( 1 ) t y p e 2 s d 8 7 4 a - q 2 s d 8 7 4 a - r 2 s d 8 7 4 a - s r a n g e 8 5 - 1 7 0 1 2 0 - 2 4 0 1 7 0 - 3 4 0 m a r k i n g y q y r y s p a r a m e t e r s y m b o l r a t i n g u n i t c o l l e c t o r - b a s e v o l t a g e v c b o 6 0 c o l l e c t o r - e m i t t e r v o l t a g e v c e o 5 0 e m i t t e r - b a s e v o l t a g e v e b o 5 c o l l e c t o r c u r r e n t - c o n t i n u o u s i c 1 a c o l l e c t o r p o w e r d i s s i p a t i o n p c 5 0 0 m w j u n c t i o n t e m p e r a t u r e t j 1 5 0 s t o r a g e t e m p e r a t u r e r a n g e t st g - 5 5 t o 1 5 0 v
s m d ty p e w w w . k exi n . co m . c n 2 t ra n s i s t o r s np n t r an sist o r s 2s d874a t y p i c a l ch a r a c te r i s i ti c s 1 0 1 1 0 10 0 100 0 0. 1 1 1 0 10 0 100 0 30 0 60 0 90 0 120 0 0 2 5 5 0 7 5 10 0 12 5 15 0 0 10 0 20 0 30 0 40 0 50 0 60 0 0. 1 1 1 0 10 0 100 0 1 0 10 0 100 0 1 1 0 10 0 100 0 1 0 10 0 100 0 30 0 60 0 90 0 120 0 0. 1 1 1 0 10 0 100 0 0 2 4 6 8 1 0 1 2 0. 0 0. 1 0. 2 0. 3 0. 4 0. 5 0. 6 0. 7 0. 8 1 1 0 0. 1 1 1 0 10 0 100 0 1 3 0. 4 2 . 3 8 7 0 f t ?? i c c o mm o n em itter v ce = 10 v t a =2 5 collector current i c (m a) tra ns ition fre q ue ncy f t (mhz ) =1 0 i c v b e sat ?? base - emi tt e r sa t ura t i o n v o l t a g e v be s a t (mv ) collector currem t i c (m a) t a =100 t a =2 5 p c ?? t a a m bien t t e m pera t ure t a ( ) c o llec t o r p o wer dissipa t i o n p c (mw ) t a =100 t a =2 5 =1 0 i c v c e sa t ?? collector-emitter saturation v o l t a g e v ce s a t (mv ) collector currem t i c (m a) i c h f e ?? t a =10 0 t a =2 5 dc current gain h f e collector current i c (m a) c o mm o n em itter v ce = 10 v collector current i c (ma ) base - e mm i t e r v o l t a g e v b e (m v) i c ?? v b e t a = 2 5 t a = 1 0 0 c o mm o n em itter v ce =10 v s t a t i c c h arac t er i s t i c co mm o n e m itt e r t a =2 5 collector current i c (a) collector-em itter voltage v ce (v) 5 . 0 m a 4 . 5 m a 4 . 0 m a 3 . 5 m a 3 . 0 m a 2 . 5 m a 1 . 0 m a 1 . 5 m a 2 . 0 m a i b =0.5 m a 0. 3 c o b c i b f=1 m h z i e =0/ i c =0 t a =25 3 0 capaci t ance c ( p f ) reverse v o l t a g e v ( v ) c o b / c i b ?? v c b / v e b
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