CH490DPT c h e n m k o e n t e r p r i s e c o . , l t d s u r f a c e m o u n t s c h o t t k y b a r r i e r d i o d e v o l t a g e 4 0 v o l t s c u r r e n t 1 a m p e r e e l e c t r i c a l c h a r a c t e r i s t i c s ( a t t a = 2 5 o c u n l e s s o t h e r w i s e n o t e d ) n o t e s : 2 0 0 2 - 5 m a x i m u m a v e r a g e r e v e r s e c u r r e n t a t v r = 3 0 v c h a r a c t e r i s t i c s s y m b o l u n i t s 0 . 5 3 1 0 0 u a m p s v o l t s m a x i m u m 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 a t i f = 1 a m a x i m u m r a t i n g e s ( a t t a = 2 5 o c u n l e s s o t h e r w i s e n o t e d ) r a t i n g s m a x i m u m r e c u r r e n t p e a k r e v e r s e v o l t a g e m a x i m u m r m s v o l t a g e m a x i m u m d c b l o c k i n g v o l t a g e m a x i m u m 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 p e a k f o r w a r d s u r g e c u r r e n t a t 8 . 3 m s e c s i n g l e h a l f s i n e - w a v e 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 b e t w e e n t e r m i n a l ( n o t e 1 ) s t o r a g e t e m p e r a t u r e r a n g e m a x i m u m o p e r a t i n g t e m p e r a t u r e r a n g e s y m b o l v r r m v r m s v d c i o c j t j v f i r t s t g i f s m CH490DPT u n i t s 4 0 v o l t s v o l t s v o l t s a m p s 2 8 4 0 1 . 0 3 . 0 3 0 + 1 2 5 - 4 0 t o + 1 2 5 a m p s p f o c o c 1 . m e a s u r e d a t 1 . 0 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 1 0 v o l t s . 2 . e s d s e n s i t i v e p r o d u c t h a n d l i n g r e q u i r e d . a p p l i c a t i o n f e a t u r e * s m a l l s u r f a c e m o u n t i n g d u a l e l e m e n t l i n e a r t y p e . ( sot-23) * u l t r a l o w v f . ( v f = 0 . 5 0 v t y p . a t 1 a ) * i f = 1 . 0 a g u a r a n t e e d d e s p i t e s i z e c o n s t r u c t i o n c i r c u i t * s i l i c o n e p i t a x i a l p l a n a r * 1 0 f * l o w p o w e r r e c i f i c a t i o n f o r s w i t c h i n g p o w e r s u p p l y m a r k i n g (1) (2) (3) CH490DPT sot-23 dimensions in inches and (millimeters) sot-23 .11 9 ( 3.04 ) .007 ( 0.177) .002 ( 0.05 ) .110 ( 2.80 ) .103 ( 2.64 ) .028 ( 0.70 ) .020 ( 0.50 ) .055 ( 1.40 ) .047 ( 1.20 ) .045 ( 1.15 ) .033 ( 0.85 ) .086 (2.20) .082 ( 2.10 ) .041 ( 1.05 ) .019 ( 0.50) .018 ( 0.30 ) .033 ( 0.85 ) .066 ( 1.70 ) (1) (2) (3)
r a t i n g c h a r a c t e r i s t i c c u r v e s ( c h 4 90 dpt ) 0 0 . 2 0 . 3 0 . 4 0 . 5 0 . 6 0 . 1 0 . 1 m 1 m 1 0 0 m 1 0 m 1 0 1 f o r w a r d c u r r e n t , ( a ) f o r w a r d v o l t a g e , ( v ) f i g . 1 - f o r w a r d c h a r a c t e r i s t i c s t a = 1 2 5 o c 7 5 o c 2 5 o c - 2 5 o c 0 . 1 u 1 0 1 1 0 0 u 1 0 u 1 u 1 0 0 0 1 0 0 r e v e r s e c u r r e n t , ( m a ) r e v e r s e v o l t a g e , ( v ) f i g . 2 - r e v e r s e c h a r a c t e r i s t i c s t a = 1 2 5 o c 7 5 o c 2 5 o c 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 - 2 5 o c 1 1 0 1 0 0 0 1 0 0 1 0 0 0 0 f = 1 m h z r e v e r s e v o l t a g e , ( v ) j u n c t i o n c a p a c i t a n c e , ( p f ) f i g . 3 - 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 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0
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