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| 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 schottky bridge xt24s ~ xt220s f e a tu r e s r e v e r s e v o l t a g e - 4 0 t o 2 0 0 v f o r w a r d c u r r e n t - 2 a h i g h s u r g e c u r r e n t c a p a b i l i t y d e s i g n e d f o r s u r f a c e m o u n t a p p l i c a t i o n 1 input pin
~ 2 input pin
~ 3 output anode
+ 4 output cathode
- 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 xt 2 4 s xt 2 6 s xt 2 8s xt 2 1 0s xt 2 2 0s 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 4 0 6 0 8 0 1 0 0 2 0 0 r m s v o l t a g e v r m s 2 8 4 2 5 6 7 0 1 4 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 4 0 6 0 8 0 1 0 0 2 0 0 f o r w a r d v o l t a g e @ i f = 2 a v f 0 . 5 5 0 . 7 a v e r a g e f o r w a r d r e c t i f i e d c u r r e n t 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 @ 8 . 3 m s 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 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 * 1 c j 2 2 0 p f 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 t h ja c / 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 0 . 3 5 8 0 1 2 5 - 5 5 t o 1 5 0 m a 7 5 i r 5 0 0 . 5 1 0 v 2 a 0 . 8 5 4 0 * 1 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 v d . c m a r k i n g 2.400.2 7 6.700.3 1.500.2 0.800.3 0.1850.035 3.850.25 4.750.25 0.600.1 2.500.2 2.400.2 mbs unit:mm 1 2 3 4 + _ n o . x t 2 4 s x t 2 6 s x t 2 8 s x t 2 1 0 s x t 2 2 0 s m a r k i n g m b 2 4 s m b 2 6 s m b 2 8 s m b 2 1 0 s m b 2 2 0 s
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 schottky bridge xt24s ~ xt220s t y p i c a l ch a r a c te r i s i ti c s 1 0 f i g . 4 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 0 . 1 j u n c t i o n c a p a c i t a n c e ( p f ) r e v e r s e vo l t a g e ( v ) 1 0 1 0 0 2 0 0 5 0 0 2 0 5 0 1 0 0 1 xt 2 4 s xt 2 6 s - xt 2 2 0 s t = 2 5 j c 0 . 1 0 0 . 4 1 . 4 f i g . 3 t y p i c a l f o r w a r d c h a r a c t e r i s t i c i n s t a n e o u s f o r w a r d c u r r e n t ( a ) i n s t a n e o u s f o r w a r d vo l t a g e ( v ) 1 . 0 1 0 0 . 6 0 . 2 0 . 8 1 . 0 1 . 2 1 . 8 1 . 6 xt 2 4 s xt 2 6 s xt 2 8 s/ xt 2 2 0 s 2 0 f i g . 1 f o r w a r d c u r r e n t d e r a t i n g c u r v e 0 . 5 1 . 0 1 . 5 2 . 0 2 . 5 3 . 0 0 . 0 2 5 5 0 7 5 1 0 0 1 2 5 1 5 0 a v e r a g e f o r w a r d c u r r e n t ( a ) s i n g l e p h a s e h a l f - w a v e 6 0 h z r e s i s t i v e o r i n d u c t i v e l o a d 1 0 0 l f m 1 0 1 0 0 1 1 0 2 0 3 0 0 0 4 0 6 0 5 0 f i g . 5 m a x i m u m 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 a g e c u r r e n t peak a) forward surage current ( n u m b e r o f c y c l e s a t 6 0 h z 8 . 3 m s s i n g l e h a l f s i n e w a v e ( j e d e c m e t h o d ) xt 2 4 s - xt 2 6 s xt 2 8 s - xt 2 2 0 s f i g . 2 t y p i c a l r e v e r s e c h a r a c t e r i s t i c s i n s t a n e o u s c u r r e n t ( a ) r e v e r s e 2 0 4 0 6 0 8 0 0 t = 2 5 j c t = 1 0 0 j c p e r c e n t o f r a t e d p e a k r e v e r s e vo l t a g e% 1 0 0 1 0 0 1 0 1 1 0 2 1 0 3 1 0 4 t = 7 5 j c xt 2 4 s / xt 2 6 s xt 2 8 s- xt 2 2 0 s 0 . 0 1 1 0 0 1 1 0 1 0 0 f i g . 6 - t y p i c a l t r a n s i e n t t h e r m a l i m p e d a n c e t r a n s i e n t t h e r m a l i m p e d a n c e / w c t , p u l s e d u r a t i o ns e c 0 . 1 1 1 0 1 0 0 0 l e a d t e m p e r a t u r e ( c ) |
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