s m d ty p e w w w . ke x in . com . c n 1 diod e s s ch o t t ky dio d es ba t 54ht 1 ( k a t5 4 h t1 ) f e a tu r e s e x t r e m e l y f a s t s w i t c h i n g s p e e d l o w f o r w a r d v o l t a g e p b ? f r e e p a c k a g e i s a v a i l a b l e unit: mm sod-323 1.7 +0.1 -0.1 2.6 +0.1 -0.1 1. 3 + 0. 1 - 0. 1 0 . 1 + 0. 0 5 - 0. 02 0.475 0.375 0. 3 + 0 . 0 5 - 0 . 0 5 0.85 +0.05 -0.05 1.0max 1 ca thode 2 anode 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 v f o r w a r d c u r r e n t i f 2 0 0 r e p e t i t i v e p e a k f o r w a r d c u r r e n t i f r m 3 0 0 n o n ? r e p e t i t i v e p e a k f o r w a r d c u r r e n t ( t < 1 s ) i f s m 6 0 0 p o w e r d i s s i p a t i o n p d 2 0 0 m w - d e r a t e a b o v e 2 5 c 1 . 5 7 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 6 3 5 / 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 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 u a 3 0 i f = 0 . 1 m a 0 . 2 4 i f = 1 m a 0 . 3 2 i f = 1 0 m a 0 . 4 i f = 3 0 m a 0 . 5 i f = 1 0 0 m a 0 . 8 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 i r v r = 2 5 v 2 u a j u n c t i o n c a p a c i t a n c e c j v r = 1 v , f = 1 m h z 1 0 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 = 1 0 m a , i r ( r e c ) = 1 m a 5 n s f o r w a r d v o l t a g e v f v m a r k i n g m a r k i n g j v *
s m d ty p e w w w . kexin . com . c n 2 diod e s s ch o t t ky dio d es ba t 54ht 1 ( k a t5 4 h t1 ) t y p i c a l ch a r a c te r i s i ti c s notes: 1. a 2.0 k ? variable resistor adjusted for a forward current (i f ) of 10 ma. notes: 2. input pulse is adjusted so i r(peak ) is equal to 10 ma. notes: 3. t p ? t rr +10 v 2 k 820 ? 0. 1 f dut v r 100 h 0.1 f 5 0 ? output pulse generator 50 ? input sampling oscilloscope t r t p t 10% 90% i f i r t rr t i r ( r e c ) = 1 ma output pulse (i f = i r = 10 ma; measured at i r ( r e c ) = 1 ma) i f input signal figur e 1. recovery t ime equivalent t est circuit 100 0.0 0.1 v f , for w ard vol t age (vol ts) 0.2 0.3 0.4 0.5 10 1.0 0.1 85 c 10 0 v r , reverse vol t age (vol ts) 1.0 0.1 0.01 0. 0 01 5 10 15 20 25 14 0 v r , reverse vol t age (vol ts) 12 4 2 0 0 3 5 1 0 1 5 t n e r r u c e g a k a e l . 3 e r u g i f e g a t l o v d r a w r o f . 2 e r u g i f figure 4. t otal capacitance ? 40 c 25 c t a = 150 c t a = 125 c t a = 85 c t a = 25 c 0.6 ? 55 c 1 50 c 1 25 c 10 0 1000 30 25 20 6 8 10 i r , reverse current ( a) i f , for w ard current (ma) c t , t oa t al cap acit ance (pf)
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