s m d ty p e w w w . k e x i n . c o m . c n 1 t ra n s i s t o r s np n t r an sist o r s kt c3875 f e a tu r e s h i g h h f e l o w n o i s e c o m p l e m e n t a r y t o k t a 1 5 0 4 0.4 +0.1 -0.1 2.9 +0.1 -0.1 0.95 +0.1 -0.1 1.9 +0.1 -0.1 2.4 +0.1 -0.1 1.3 +0.1 -0.1 0-0.1 0.38 +0.1 -0.1 0.97 +0.1 -0.1 0.55 0.4 1.base 2.emitter 3.collector 1 2 3 unit: mm sot-23 0.1 +0.05 -0.01 a b s o l u te m a x i m u m ra ti n g s t a = 2 5 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 5 0 m 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 1 5 0 m a 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 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 = 1 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 = 6 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 = 5 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 ( sa t ) i c = 1 0 0 m a , i b = 1 0 m a 0 . 2 5 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 = 1 0 0 m a , i b = 1 0 m a 1 d c c u r r e n t g a i n h f e v c e = 6 v , i c = 2 m a 7 0 7 0 0 n o i s e f i g u r e n f v c e = 6 v , i c = 0 . 1 m a , r g = 1 0 k , f = 1 k h z 1 1 0 d b 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 3 . 5 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 = 1 m a 8 0 m h z v n a v cl a s s i f i c a ti o n o f h f e t y p e k t c 3 8 7 5 - o k t c 3 8 7 5 - y k t c 3 8 7 5 - g k t c 3 8 7 5 - l r a n g e 7 0 - 1 4 0 1 2 0 - 2 4 0 2 0 0 - 4 0 0 3 5 0 - 7 0 0 m a r k i n g a l o a l y a l g a l l
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 kt c3875 t y p i c a l ch a r a c te r i s i ti c s 1 1 0 10 0 0 20 0 40 0 60 0 80 0 0 2 5 5 0 7 5 10 0 12 5 15 0 0 2 5 5 0 7 5 10 0 12 5 15 0 17 5 20 0 0. 1 1 1 0 10 0 20 0 40 0 60 0 80 0 100 0 0. 1 1 1 0 10 0 0 5 0 10 0 15 0 20 0 0 2 4 6 8 1 0 0. 0 0. 5 1. 0 1. 5 2. 0 2. 5 3. 0 3. 5 4. 0 30 0 40 0 50 0 60 0 70 0 80 0 90 0 0. 1 1 1 0 10 0 15 0 v ce = 6 v t a =100 o c t a =25 o c collector current i c (m a) dc current gain h f e i c h f e ? ? c o llec t o r p o wer dissipa t i o n p c (mw ) a m bien t t e m pera t ure t a ( ) p c ?? t a 15 0 collector current i c (m a) 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 ) t a =2 5 t a =10 0 =1 0 i c v b e sat ? ? 15 0 t a =2 5 t a =10 0 =1 0 v c e sa t ?? i c collector-emitter saturation v o l t a g e v ce s a t (mv ) collector current i c (m a) co mm o n e m itt e r t a =2 5 10ua 9u a 8u a 7u a 6u a 5u a 4u a 3u a 2u a i b =1u a collector-em itter voltage v ce (v) collector current i c (ma ) s t a t i c c h arac t er i s t i c 15 0 v ce =6 v t a =2 5 t a =100 o c base - e m i tt e r v o l t a g e v b e (m v ) collector current i c ( m a ) i c ?? v b e
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