s m d ty p e w w w . k e x i n . c o m . c n 1 d i o d e s f e a tu r e s f a s t s w i t c h i n g s p e e d s u r f a c e m o u n t p a c k a g e i d e a l l y s u i t e d f o r a u t o m a t i c i n s e r t i o n h i g h r e v e r s e b r e a k d o w n v o l t a g e d u a l s e r i e s c o n f i g u r a t i o n 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 r e v e r s e v o l t a g e v r m 3 0 0 w o r k i n g p e a k r e v e r s e v o l t a g e v r w m 2 4 0 d c b l o c k i n g v o l t a g e v r 2 4 0 r m s r e v e r s e v o l t a g e v r m s 1 7 0 p e a k f o r w a r d s u r g e c u r r e n t i f m 2 2 5 p e a k r e p e t i t i v e f o r w a r d c u r r e n t i f r m 6 2 5 n o n - r e p e t i t i v e p e a k f o r w a r d s u r g e c u r r e n t @ t = 1 u s 4 @ t = 1 s 1 p o w e r d i s s i p a t i o n p d 3 5 0 m w t h e r m a l r e s i s t a n c e j u n c t i o n t o a m b i e n t r ja 3 5 7 / 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 - 6 5 t o 1 5 0 m a v i f s m a 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 r e v e r s e b r e a k d o w n v o l t a g e v r i r = 1 0 0 u a 3 0 0 i f = 2 0 m a 0 . 8 7 i f = 1 0 0 m a 1 v r = 2 4 0 v 1 0 0 n a v r = 2 4 0 v , t j = 1 5 0 1 0 0 u a t o t a l c a p a c i t a n c e c t v r = 0 v , f = 1 m h z 5 p f r e v e r s e r e c o v e r y t i m e t r r i f = i r = 3 0 m a , i r r = 3 m a , r l = 1 0 0 5 0 n s r e v e r s e v o l t a g e l e a k a g e c u r r e n t f o r w a r d v o l t a g e v f v i r s w it ch in g dio d es m m bd2004/a/c/s ( k m b d 2 0 0 4 / a/ c/ s ) 0.4 +0.1 -0.1 2.9 +0.2 -0.1 0.95 +0.1 -0.1 1.9 +0.1 -0.2 2.8 +0.2 -0.1 +0.2 -0.1 1 2 3 unit: mm sot-23-3 1 . 6 0.4 0.15 +0.02 -0.02 0.55 0-0.1 0.68 +0.1 -0.1 1.1 +0.2 -0.1
s m d ty p e w w w . k e x i n . c o m . c n 2 d i o d e s s w it ch in g dio d es m m bd2004/a /c/s ( k m b d 2 0 0 4 / a / c / s ) m a r k i n g item marking eqivalent cir cuit diagram 1 3 1 2 3 1 2 3 1 2 3 mmbd2004 db3 mmbd2004c db4 mmbd2004a mmbd2004s db5 db6 t y p i c a l ch a r a c te r i s i ti c s 10 1.0 100 1000 0.1 0.01 0 1 2 i , inst ant ane ous f or w ard curre nt (ma) f v , inst ant aneous for w ard vol t age (v) fi g . 1 forward characteristics f t = 25 c j 1 10 100 0.1 0.01 0 100 200 i , l eakage c ur rent ( a) r t , junction tempera ture ( c ) fig. 2 leakage current vs junction t emperature j u
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