features mechanical data units v m a x i m u m r a t i n g s a n d 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 r a t i n g 2 5 c a m b i e n t t e m p e r a t u r e u n l e s s o t h e r w i s e s p e c i f i e d . 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 . f o r c a p a c i t i v e l o a d , d e r a t e c u r r e n t b y 2 0 % . t y p e n u m b e r 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 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 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 s e e f i g . 1 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 s i n g l e h a l f s i n e - w a v e s u p e r i m p o s e d o n r a t e d l o a d ( j e d e c m e t h o d ) 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 ( i f =5 amps,t a = 25 c) 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 c a t r a t e d d c b l o c k i n g v o l t a g e t a = 1 2 5 c 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 1 ) 5 0 . 5 8 v v a a v m a m a p f j a ( n o t e 2 ) - 5 0 + 1 5 0 - 6 5 + 1 7 5 n o t e s : 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 . 0 v d . c . 2 . a l u m i n u m s u b s t r a t e m o u n t e d . o p e r a t i n g s t o r a g e t e m p e r a t u r e r a n g e t s t g t e m p e r a t u r e r a n g e t j c c c / w 6 0 0 0 . 55 * l o w f o r w a r d v o l t a g e d r o p * h i g h c u r r e n t c a p a b i l i t y * h i g h r e l i a b i l i t y * 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 * e p i t a x i a l c o n s t r u c t i o n * c a s e : m o l d e d p l a s t i c * e p o x y : u l 9 4 v - 0 r a t e f l a m e r e t a r d a n t * l e a d : l e a d s o l d e r a b l e p e r m i l - s t d - 2 0 2 , m e t h o d 2 0 8 g u a r a n t e e d * p o l a r i t y : a s m a r k e d * m o u n t i n g p o s i t i o n : a n y * w e i g h t : 0 . 0 9 3 g r a m s ( a p p r o x i m a t e l y ) a n y c h a n g i n g o f s p e c i f i c a t i o n w i l l n o t b e i n f o r m e d i n d i v i d u a l s m 5 4 0 a v o l t a g e 4 0 v 5 . 0 a m p s c h o t t k y b a r r i e r r e c t i f i e r s typical thermal resistance rq 28 c/w SM540A 4 0 40 40 1 25 http://www.secosgmbh.com elektronische bauelemente t y p i c a l t h e r m a l r e s i s t a n c e r q j l ( n o t e 2 ) 1 1 8 0 1 - j u n - 2 0 0 6 r e v . c p a g e 1 o f 2 ~ ~ rohs compliant product a suffix of "-c" specifies halogen & lead-free a b d g e h f c dimensions in millimeters dimensions in inches a 1.25 1.65 0.049 0.065 b 3.99 4.60 0.157 0.181 c 2.50 2.90 0.098 0.114 d 1.98 2.44 0.078 0.096 e 0.051 0.203 0.002 0.008 f 4.78 5.28 0.188 0.208 g 0.76 1.52 0.030 0.060 h 0.152 0.305 0.006 0.012 s m a
any changing of specification will not be informed individua l s m540a voltage 4 0v 5 .0a mp schottky barrier rectifiers http://www.secosgmbh.com elektronische bauelemente rating and characteristic curves tc, case temperature ( j ) a verage forward current (a) typical forward current derating curve 0 5 7 20 50 100 150 190 junction capacitance (pf) revise voltage (%) typical junction capacitance 0 200 400 600 800 0.1 1 10 100 m a x i m u m n o n - r e p e t i t i v e f o r w a r d s u r g e c u r r e n t n u m b e r o f c y c l e s a t 6 0 h z p e a k f o r w a d s u r g e c u r r e n t ( a ) 0 4 0 8 0 1 2 0 1 6 0 2 0 0 0 1 0 1 0 0 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 t j = 2 5 j 0.1 0.1 1 5 50 instantaneous forward current (a) forward voltage (v) typical forward characteristic 0.2 0.3 0.4 0.5 0.6 0.7 25j 100j 50j 3 75j 0 . 0 0 1 0 . 0 1 0 . 1 1 1 0 4 0 1 0 2 0 3 0 5 0 1 r e v e r s e v o l t a g e ( v ) 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 r e v e r s e c u r r e n t ( m a ) 1 0 0 j 7 5 j 5 0 j 2 5 j 0 1 - j u n - 2 0 0 6 r e v . c p a g e 2 o f 2
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