fe atures high voltage ratings up to 1500 v high surge current capabilities dif fuse d junc tion typica l applic ations s e m i c o n d u c t o r r o h s r o h s s ta n d a rd r e c o v e ry d io d e s nell high power products hockey puk version d 9 5 0 a s e r i e s (h o c k e y p u k v e rs io n ), 9 5 0 a converters power supplies machine tool controls pro duc t sum mar y i t(av) 9 5 0 a major ra tings and characteristic s p arameter v r r m i f s m i f ( r m s ) 2 i t test conditions t h s 5 0 h z 6 0 h z 5 0 h z 6 0 h z t y p i c a l ele ctr ica l spe cif ica tio ns vol t age ra tings vol t age type number code v , maxim um re petitive rrm peak reverse vol t age v v , maximum non-repe titive rsm peak reverse vol t age v l , maximum rrm a t t = t maximum j j ma 0 2 0 4 0 8 1 0 1 5 2 0 0 4 0 0 8 0 0 1 0 0 0 1 5 0 0 3 0 0 5 0 0 9 0 0 1 1 0 0 1 6 0 0 1 5 wide current range p a g e 1 o f 5 w w w . n e l l s e m i . c o m i f(av) t j t h s d 9 5 0 a case s tyle d o-20 0aa( a-pu k), ne ll s a-ty pe cap sule lead (pb)-free high power drives medium traction applications unit v 2 k a s a o c a v a l u e s o c a o c 2 5 2 0 0 t o 1 5 0 0 1 0 0 0 0 1 0 4 7 0 9 5 0 1 6 9 5 4 5 5 5 0 0 5 5 - 4 0 t o 1 9 0 d o -2 0 0 a a (a -p u k ) (n e ll s a -t y p e c a p s u le ) 1 2 1 2 0 0 1 3 0 0
s e m i c o n d u c t o r nell high power products r o h s r o h s for w ard conduction p arameter symbol unit test conditions v a l u e s m a x i m u m a v e r a g e f o r w a r d c u r r e n t a t h e a t s i n k t e m p e r a t u r e i f ( a v ) 1 8 0 c o n d u c t i o n , h a l f s i n e w a v e d o u b l e s i d e ( s i n g l e s i d e ) c o o l e d a 5 5 ( 8 5 ) o c m a x i m u m p e a k , o n e c y c l e n o n - r e p t i t i v e s u r g e c u r r e n t i f s m t = 1 0 m s t = 8 . 3 m s t = 1 0 m s t = 8 . 3 m s t = 1 0 m s t = 8 . 3 m s t = 1 0 m s t = 8 . 3 m s 1 6 9 5 1 0 0 0 0 1 0 4 7 0 8 4 0 0 8 7 9 5 5 0 0 4 5 5 3 5 3 2 k a s a 3 2 1 t = 0 . 1 t o 1 0 m s , n o v o l t a g e r e a p p l i e d m a x i m u m l 2 t f o r f u s i n g 5 0 0 0 v 0 . 8 0 v f m l = a , p k 1 9 3 0 t = t m a x i m u m j j , 0 . 3 4 v v f ( t o ) r t m i t 2 k a s m a x i m u m l 2 t f o r f u s i n g n o v o l t a g e r e a p p l i e d 1 0 0 % v r r m r e a p p l i e d n o v o l t a g e r e a p p l i e d 1 0 0 % v r r m r e a p p l i e d s i n u s o i d a l h a l f w a v e , i n i t i a l t = t m a x i m u m j j i f ( r m s ) m a x i m u m f o r w a r d v o l t a g e d r o p m a x i m u m v a l u e o f t h r e s h o l d v o l t a g e m a x i m u m r m s c u r r e n t f o r w a r d 2 5 c h e a t s i n k t e m p e r a t u r e d o u b l e s i d e c o o l e d l = 1 9 3 0 a , t = t m a x i m u m p k j j l = 1 9 3 0 a , p k t = t m a x i m u m j j a 1 . 4 5 2 i t t = 1 0 m s s i n u s o i d a l w a v e p thermal and mechanical specifica tions p arameter symbol unit test conditions v a l u e s o c - 4 0 t o 2 0 0 0 . 1 6 0 . 0 8 4 9 0 0 ( 5 0 0 ) 7 0 d o - 2 0 0 a a ( a - p u k ) , n e l l s a - t y p e c a p s u l e g ( k g ) n k / w 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 j u n c t i o n m a x i m u m 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 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 h e a t s i n k m o u n t i n g f o r c e , 1 0 % a p p r o x i m a t e w e i g h t c a s e s t y l e t j t s t g r t h j - h s d c o p e r a t i o n s i n g l e s i d e c o o l e d d c o p e r a t i o n d o u b l e s i d e c o o l e d m a x i m u m v a l u e o f f o r w a r d s l o p e r e s i s t a n c e 9 5 0 ( 5 4 0 ) ? the table above shows the increment of thermal resistance r when devices thj-hs operate at dif ferent conduction angles than dc conduction angel note r thjc conduction 180 120 90 60 30 single side sinusoidal conduction 0 . 0 1 7 0 . 0 2 0 0 . 0 2 5 0 . 0 3 7 0 . 0 6 4 double side 0 . 0 1 8 0 . 0 2 0 0 . 0 2 5 0 . 0 3 6 0 . 0 6 2 rect angular conduction single side 0 . 0 1 1 0 . 0 2 0 0 . 0 2 0 . 0 3 8 0 . 0 6 5 double side 0 . 0 1 2 0 . 0 2 0 0 . 0 2 0 . 0 3 8 0 . 0 6 2 test conductions t = t j j units k/w p a g e 2 o f 5 w w w . n e l l s e m i . c o m - 4 0 t o 1 9 0 d 9 5 0 a s e r i e s
3 0 6 0 1 2 0 9 0 1 8 0 d c s e m i c o n d u c t o r nell high power products r o h s r o h s f i g . 1 c u r r e n t r a t i n g s c h a r a c t e r i s t i c s f i g . 2 c u r r e n t r a t i n g s c h a r a c t e r i s t i c s a v e r a g e f o r w a r d c u r r e n t ( a ) a v e r a g e c u r r e n t ( a ) f o r w a r d 1 6 0 1 2 0 1 0 0 8 0 6 0 4 0 0 2 0 0 4 0 0 f i g . 3 c u r r e n t r a t i n g s c h a r a c t e r i s t i c s f i g . 4 c u r r e n t r a t i n g s c h a r a c t e r i s t i c s m a x i m u m a l l o w a b l e h e a t s i n k t e m p e r a t u r e ( ? c ) m a x i m u m a l l o w a b l e h e a t s i n k t e m p e r a t u r e ( ? c ) m a x i m u m a l l o w a b l e h e a t s i n k t e m p e r a t u r e ( ? c ) m a x i m u m a l l o w a b l e h e a t s i n k t e m p e r a t u r e ( ? c ) a v e r a g e c u r r e n t ( a ) f o r w a r d a v e r a g e c u r r e n t ( a ) f o r w a r d f i g . 5 f o r w a r d p o w e r l o s s c h a r a c t e r i s t i c s m a x i m u m a v e r a g e f o r w a r d p o w e r l o s s ( w ) f i g . 6 p o w e r l o s s c h a r a c t e r i s t i c s f o r w a r d a v e r a g e f o r w a r d c u r r e n t ( a ) a v e r a g e f o r w a r d c u r r e n t ( a ) m a x i m u m a v e r a g e f o r w a r d p o w e r l o s s ( w ) 2 0 0 6 0 0 8 0 0 1 0 0 0 1 4 0 1 6 0 1 2 0 1 0 0 8 0 6 0 4 0 1 8 0 1 4 0 2 0 0 3 0 0 6 0 0 9 0 0 1 2 0 0 1 6 0 1 2 0 1 0 0 8 0 6 0 4 0 2 0 0 1 4 0 2 0 0 3 0 0 6 0 0 9 0 0 1 2 0 0 1 5 0 0 1 6 0 1 2 0 1 0 0 8 0 6 0 4 0 2 0 0 1 4 0 2 0 0 3 0 0 6 0 0 9 0 0 1 2 0 0 1 5 0 0 1 8 0 0 0 2 5 0 5 0 0 7 5 0 1 0 0 0 1 2 5 0 1 5 0 0 1 7 5 0 0 3 0 0 6 0 0 9 0 0 1 2 0 0 2 4 0 0 1 8 0 0 1 2 0 0 6 0 0 0 0 3 0 0 6 0 0 9 0 0 1 2 0 0 1 5 0 0 1 8 0 0 9 0 6 0 3 0 1 8 0 3 0 6 0 9 0 1 2 0 1 8 0 0 3 0 6 0 9 0 1 2 0 1 8 0 r m s l i m i t c o n d u c t i o n a n g l e t = 1 9 0 c j 3 0 0 9 0 0 1 5 0 0 2 1 0 0 2 7 0 0 3 0 6 0 9 0 1 2 0 1 8 0 d c r m s l i m i t ( d o u b l e s i d e c o o l e d ) r ( d c ) = 0 . 0 8 0 k / w t h j - h s 3 0 6 0 1 2 0 9 0 ( s i n g l e s i d e c o o l e d ) r ( d c ) = 0 . 1 6 0 k / w t h j - h s p a g e 3 o f 5 w w w . n e l l s e m i . c o m c o n d u c t i o n p e r i o d d c c o n d u c t i o n p e r i o d t = 1 9 0 c j d 9 5 0 a s e r i e s 1 8 0 ( s i n g l e s i d e c o o l e d ) r ( d c ) = 0 . 1 6 0 k / w t h j - h s c o n d u c t i o n a n g l e 1 2 0 2 0 0 1 8 0 ( d o u b l e s i d e c o o l e d ) r ( d c ) = 0 . 0 8 0 k / w t h j - h s c o n d u c t i o n a n g l e 1 8 0 c o n d u c t i o n p e r i o d 1 8 0
s e m i c o n d u c t o r nell high power products r o h s r o h s f i g . 7 m a x i m u m n o n - r e p e t i t i v e s u r g e c u r r e n t s i n g l e a n d d o u b l e s i d e c o o l e d f i g . 8 m a x i m u m n o n - r e p e t i t i v e s u r g e c u r r e n t s i n g l e a n d d o u b l e s i d e c o o l e d p e a k h a l f s i n e w a v e f o r w a r d c u r r e n t ( a ) p e a k h a l f s i n e w a v e f o r w a r d c u r r e n t ( a ) n u m b e r o f e q u a l a m p l i t u d e h a l f c y c l e c u r r e n t p u l s e s ( n ) p u l s e t r a i n d u r a t i o n ( s ) 1 1 0 1 0 0 0 . 0 1 0 . 1 1 8 0 0 0 7 0 0 0 6 0 0 0 5 0 0 0 4 0 0 0 3 0 0 0 2 0 0 0 2 0 0 0 4 0 0 0 6 0 0 0 9 0 0 0 1 0 0 0 0 1 1 0 0 0 1 2 0 0 0 1 3 0 0 0 9 0 0 0 1 0 0 0 0 1 1 0 0 0 a t a n y r a t e d l o a d c o n d i t i o n a n d w i t h r a t e d v a p p l i e d f o l l o w i n g s u r g e r r m i n i t i a l t = 1 9 0 c j @ 6 0 h z 0 . 0 0 8 3 s @ 5 0 h z 0 . 0 1 0 0 s 3 0 0 0 5 0 0 0 7 0 0 0 8 0 0 0 m a x i m u m n o n r e p e t i t i v e s u r g e c u r r e n t v e r s u s p u l s e t r a i n d u r a t i o n . i n i t i a l t = 1 9 0 c j n o v o l t a g e r e a p p l i e d @ 5 0 h z r a t e d v r e a p p l i e d r r m @ 5 0 h z p a g e 4 o f 5 w w w . n e l l s e m i . c o m 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 ) f i g . 9 f o r w a r d v o l t a g e d r o p c h a r a c t e r i s t c s 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 ) 3 0 0 0 1 0 0 0 1 0 0 0 . 5 1 1 . 5 2 d 9 5 0 a s e r i e s t = 1 9 0 c j t = 2 5 c j square wave pulse duration (s) 10 1 0.01 0.001 0.001 0.01 0.1 1 fig.10 thermal lmpedance r characteristics thj-hs t r a n s i e n t t h e r m a l l m p e d a n c e r t h j - h s ( k / w ) steady state value ( single side cooled ) ( double side cooled ) ( dc operation ) r ( dc ) = 0.160 k / w thj - hs r ( dc ) = 0.080 k / w thj - hs 0 . 1
s e m i c o n d u c t o r nell high power products r o h s r o h s p a g e 5 o f 5 w w w . n e l l s e m i . c o m ord ering inform a tion t able 1 - for standard recovery diode " d " 2 - maximum average forward current, for 950a 950 3 device code 950 d a 12 1 2 3 4 - case style : " a " for nell ' s a - type capsule , do -200 aa ( a - puk ) - v oltage code, code x 100 = v rrm 4 d 9 5 0 a s e r i e s d o - 2 0 0 a a ( a - p u k ) , n e l l ' s a - t y p e c a p s u l e a l l d i m e n s i o n s i n ( i n c h e s ) m i l l i m e t e r s k a ? 4 2 ( 1 . 6 5 ) m a x . ? n o m . 3 . 5 ( 0 . 1 4 ) 0 . 1 ( 0 . 0 0 4 ) x 1 . 8 ( 0 . 0 7 ) d e e p m i n . b o t h e n d s 0 . 3 ( 0 . 0 1 ) m i n . b o t h e n d s ? 1 9 ( 0 . 7 5 ) m a x . 2 p l a c e s ? 3 8 ( 1 . 5 0 ) m a x . 1 4 . 4 ( 0 . 5 7 ) 1 3 . 7 ( 0 . 5 4 )
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