s m d ty p e w w w . k e x i n . c o m . c n 1 di o d e s f ast reco v er y dio d es f r101f ~ f r107f f e a tu r e s g l a s s p a s s i v a t e d d e v i c e i d e a l f o r s u r f a c e m o u t e d a p p l i c a t i o n s l o w r e v e r s e l e a k a g e m e t a l l u r g i c a l l y b o n d e d c o n s t r u c 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 f r 1 0 1 f f r 1 0 2 f f r 1 0 3 f f r 1 0 4 f f r 1 0 5 f f r 1 0 6 f f r 1 0 7 f u n i t r e p e t i t i v e p e a k r e v e r s e v o l t a g e v r r m 5 0 1 0 0 2 0 0 4 0 0 6 0 0 8 0 0 1 0 0 0 r m s v o l t a g e v r m s 3 5 7 0 1 4 0 2 8 0 4 2 0 5 6 0 7 0 0 m a x i m u m d c b l o c k i n g v o l t a g e v d c 5 0 1 0 0 2 0 0 4 0 0 6 0 0 8 0 0 1 0 0 0 f o r w a r d v o l t a g e a t 1 . 0 a v f a v e r a g e d f o r w a r d c u r r e n t . t a = 6 5 ( n o t e . 1 ) i f a v p e a k f o r w a r d s u r g e c u r r e n t t l = 2 5 i f s m m a x i m u m d c r e v e r s e c u r r e n t t a = 2 5 t a = 1 2 5 reverse recovery time ( n o t e . 2 ) t r r 2 5 0 n s t y p i c a l j u n c t i o n c a p a c i t a n c e ( n o t e . 3 ) c j p f t y p i c a l t h e r m a l r e s i s t a n c e ( n o t e . 4 ) r ja / w j u n c t i o n t e m p e r a t u r e t j s t o r a g e t e m p e r a t u r e t s t g 1 8 0 1 5 0 - 5 5 t o 1 5 0 a 5 5 0 4 a 1 5 0 5 0 0 i r v 1 . 3 1 2 0 n o t e . 1 : a v e r a g e d o v e r a n y 2 0 m s p e r i o d . n o t e . 2 : m e a s u r e d w i t h i f = 0 . 5 a , i r = 1 a , i r r = 0 . 2 5 a . n o t e . 3 : m e a s u r e d a t 1 m h z a n d a p p l i e d r e v e r s e v o l t a g e o f 4 . 0 v d . c . n o t e . 4 : 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 , 6 . 0 m m 2 c o p p e e r p a d s t o e a c h t e r m i n a l . m a r k i n g n o . f r 1 0 1 f f r 1 0 2 f f r 1 0 3 f f r 1 0 4 f f r 1 0 5 f f r 1 0 6 f f r 1 0 7 f m a r k i n g f 1 f 2 f 3 f 4 f 5 f 6 f 7 sod-123f 1 .0 0 . 2 2 . 8 0 . 1 1 . 8 0 . 1 c a t h od e b a n d t o p v i e w 3 . 7 0 . 2 0 . 6 0 . 2 5 1 . 3 0 . 1 5 0 . 1 0 - 0 . 3 0 unit:mm
s m d ty p e w w w . kexin . com . c n 2 diod e s f ast reco v er y dio d es f r101f ~ f r107f t y p i c a l ch a r a c te r i s i ti c s 0 . 6 0 . 8 1 . 0 1 . 2 1 . 4 1 . 6 0 . 0 1 0 . 0 2 0 . 0 6 0 . 0 4 0 . 1 0 . 2 0 . 4 1 . 0 2 4 1 0 10 0 t j = 2 5 p u l s e w i d t h = 3 00 u s a m pe re s c apa c ita nc e, pf f i g . 1 - - t y p i ca l f o r w ard chara c t e r i s t i c f i g . 2 - - t y p i ca l j unc t i o n c a p ac i t an c e i n s t a n t a n e o u s f o r w a r d v o l t a g e , v r ev e r se v o l t a g e , v o l t s i n sta n ta n eo u s fo r wa rd curr e nt 0 5 10 15 20 25 30 35 40 10 9 8 7 6 5 4 3 2 1 0 a m pe re s ave r age fo r wa rd curr e n t , amperes i n sta n ta n eo u s r eve r se curr e n t f i g . 3 - - typi ca l i n st an t an eo u s f i g . 4 - - f o r w ar d d e r a t i n g cu r v e a m b i e n t t e m pe r a t ur e , i n sta n ta n eo u s r eve r se vo l tage, v 0 100 200 300 400 500 600 700 800 900 0.01 0.1 10 1 100 t j = 150 c t j = 125 c t j = 100 c t j = 75 c t j = 50 c t j = 25 c r eve r se charac te r istic s 1.0 0.8 0.6 0.4 0.2 0 0 25 50 75 100 125 150 175
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