f r 2 5 1 t h r u f r 2 5 7 f e a t u r e s m e c h a n i c a l d a t a f a s t s w i t c h i n g l o w l e a k a g e 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 c u r r e n t s u r g e h i g h r e l i a b i l i t y 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 c a s e : j e d e c d o - 2 0 1 a d m o l d e d p l a s t i c b o d y t e r m i n a l s : p l a t e d a x i a l l e a d s o l d e r a b l e p e r m i l - s t d - 7 5 0 , m e t h o d 2 0 2 6 p o l a r i t y : c o l o r b a n d d e n o t e s c a t h o d e e n 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 4 1 o u n c e , 1 . 1 8 g r a m ( r a t i n g s a t 2 5 ? 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 b y 2 0 % ) c u r r e n t 2 . 5 a m p e r e s v o l t a g e 5 0 t o 1 0 0 0 v o l t s n o t e s : ( 1 ) t e s t c o n d i t i o n s : i f = 0 . 5 a , i r = 1 . 0 a , i r r = 0 . 2 5 a . ( 2 ) 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 o l t 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 v o l t s 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 v d c 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 0 . 3 7 5 " ( 9 . 5 m m ) l e a d l e n g t h t a = 7 5 ? 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 2 . 5 a v r r m v o l t s s y m b o l s u n i t s 1 . 3 v f v r m s 2 . 5 a m p s a m p s i f s m t j t s t g - 6 5 t o + 1 5 0 ? v o l t s m a x i m u m d c r e v e r s e c u r r e n t a t r a t e d d c b l o c k i n g v o l t a g e m a x i m u m r e v e r s e r e c o v e r y t i m e ( n o t e 1 ) 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 2 ) o p e r a t i n g j u n c t i o n a n d s t o r a g e t e m p e r a t u r e r a n g e 5 0 f r 2 5 1 3 5 5 0 5 . 0 2 5 0 v o l t s a n s p f i ( a v ) i r t r r 6 0 c j 1 0 0 f r 2 5 2 7 0 1 0 0 2 0 0 f r 2 5 3 1 4 0 2 0 0 4 0 0 f r 2 5 4 2 8 0 4 0 0 6 0 0 f r 2 5 5 4 2 0 6 0 0 8 0 0 f r 2 5 6 5 6 0 8 0 0 1 0 0 0 f r 2 5 7 7 0 0 1 0 0 0 m a x i m u m f u l l l o a d r e v e r s e c u r r e n t f u l l c y c l e a v e r a g e . 0 . 3 7 5 " ( 9 . 5 m m ) l e a d l e n g t h a t t l = 5 5 ? 5 0 0 1 5 0 1 5 0 1 0 0 d i m e n s i o n s i n i n c h e s a n d ( m i l l i m e t e r s ) d o - 2 0 1 a d 1 . 0 ( 2 5 . 4 ) m i n . 1 . 0 ( 2 5 . 4 ) m i n . 0 . 3 7 5 ( 9 . 5 ) 0 . 2 8 5 ( 7 . 2 ) 0 . 0 4 2 ( 1 . 1 ) 0 . 0 3 7 ( 0 . 9 ) d i a . 0 . 2 1 0 ( 5 . 3 ) 0 . 1 8 8 ( 4 . 8 ) d i a .
f i g . 1 - t y p i c a l 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 1 2 5 0 2 5 1 5 0 1 0 0 7 5 5 0 1 7 5 a v e r a g e f o r w a r d c u r r e n t ( a ) a m b i e n t t e m p e r a t u r e ( ? ) 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 0 0 . 5 1 . 0 1 . 5 2 . 5 2 . 0 f i g . 3 - t y p i c a l i n s t a n t a n e o u s f o r w a r d c h a r a c t e r i s t i c s i n s t a n t a n e o u s f o r w a r d c u r r e n t ( a m p e r e s ) 1 . 2 0 . 4 0 . 6 1 . 4 1 . 0 0 . 8 1 . 8 1 . 6 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 o l t s ) 1 0 2 0 0 . 1 0 . 0 1 1 0 . 0 3 0 . 3 3 t j = 2 5 ? p u l s e w i d t h = 3 0 0 m s 1 % d u t y c y c l e 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 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 ) 1 0 0 . 1 0 . 2 4 2 0 0 . 4 2 1 4 0 1 0 0 t j = 2 5 ? 1 2 6 4 1 0 0 4 0 2 0 1 0 2 0 0 6 0 f i g . 2 - 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 r d s u r g e c u r r e n t ( a m p e r e s ) 1 2 1 0 0 6 0 1 0 8 6 4 4 0 2 0 8 . 3 m 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 ) 2 5 7 5 1 2 5 0 5 0 1 0 0 1 5 0 t r r 1 c m s e t t i m e b a s e f o r 5 0 / 1 0 0 n s / c m - 1 . 0 a + 0 . 5 a 0 - 0 . 2 5 a f i g . 5 - t e s t c i r c u i t d i a g r a m a n d r e v e r s e r e c o v e r y t i m e c h a r a c t e r i s t i c o s c i l l o s c o p e ( n o t e 1 ) 1 w n o n i n - d u c t i v e 5 0 w n o n i n d u c t i v e 1 0 w n o n i n d u c t i v e d . u . t . 2 5 v d c ( a p p r o x ) ( + ) n o t e s : 1 . r i s e t i m e = 7 n s m a x . i n p u t i m p e d a n c e = 1 m e g o h m 2 2 p f 2 . r i s e t i m e = 1 0 n s m a x . s o u r c e i m p e d a n c e = 5 0 o h m s p u l s e g e n e r a t o r ( n o t e 2 ) ( ) r a t i n g s a n d c h a r a c t e r i s t i c c u r v e s f r 2 5 1 t h r u f r 2 5 7
|
