l o w c o s t c o n s t r u c t i o n l o w r e v e r s e l e a k a g e h i g h f o r w a r d s u r g e c u r r e n t c a p a b i l i t y h i g h t e m p e r a t u r e s o l d e r i n g g u a r a n t e e d : 2 6 0 c / 1 0 s e c o n d s / 0 . 3 7 5 ( 9 . 5 m m ) l e a d l e n g t h a t 5 l b s ( 2 , 3 k g ) t e n s i o n t r a n s f e r m o l d e d p l a s t i c u l 9 4 v - 0 r a t e f l a m e r e t a r d a n t 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 a n y 0 . 0 1 2 o u n c e , 0 . 3 3 g r a m r a t i n g s a t 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 % . o c a s e : e p o x y : p o l a r i t y : m o u n t i n g p o s i t i o n : w e i g h t : o f a s t s w i t c h i n g f o r h i g h e f f i c e n c y . " m a x i m u m r m s 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 0 . 3 7 5 ( 9 . 5 m m ) l e a d l e n g t h a t t = 7 5 c ? a o 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 a t 1 . 0 a 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 t = 2 5 c t = 1 0 0 c a o a o 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 3 ) t = 2 5 c j o 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 ) t y p i c a l t h e r m a l r e s i s t a n c e ( n o t e 2 ) o p e r a t i n g 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 n o t e s : 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 4 . 0 v o l t s . 2 . t h e r m a l r e s i s t a n c e f r o m j u n c t i o n t o a m b i e n t a t . 3 7 5 ? ( 9 . 5 m m ) l e a d l e n g t h , p . c . b o a r d m o u n t e d . 3 . r e v e r s e r e c o v e r y t e s t c o n d i t i o n s : i = 0 . 5 a , i = 1 . 0 a , i = 0 . 2 5 a . f r r r s y m b o l s u n i t s v r r m v r m s v d c i ( a v ) i f s m v f i r c j t , t j s t g - 6 5 t o + 1 5 0 5 0 1 0 0 5 . 0 1 . 3 3 0 1 . 0 4 0 0 4 0 0 2 8 0 6 0 0 6 0 0 4 2 0 1 0 0 0 1 0 0 0 7 0 0 a m p a m p s v o l t s a m p s p f o c / w o c dimensions in inches and (millimeters) 1 5 b a 1 5 9 b a 1 5 8 b a 1 5 7 n s t r r 1 5 0 2 5 0 5 0 0 m a x i m u m r e p e t i t i v e 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 .034(0.9) .028(0.7) dia. 1.0(25.4) min .205(5.2) .165(4.2) .107(2.7) .080(2.0) dia 1.0(25.4) min v o l t s v o l t s v o l t s r j a ba157-ba159 fast recovery rectifier features m echani cal d ata ? ? ? ? ? ? ? ? ? ? DO-41 m axi m u m r a t i ngs and el ect r i cal c h ar act er i s t i cs http://www.luguang.cn mail:lge@luguang.cn
1 . 2 1 . 0 0 . 8 0 . 6 0 . 4 0 . 2 0 0 2 5 5 0 7 5 1 0 0 1 2 5 1 5 0 1 7 5 1 2 4 6 8 1 0 2 0 4 0 6 0 8 0 1 0 0 2 0 1 0 1 . 0 0 . 1 0 . 0 1 0 . 6 0 . 8 1 . 0 1 . 2 1 . 4 1 . 6 1 . 8 2 . 0 1 0 0 1 0 1 0 . 1 1 . 0 1 0 1 0 0 8.3ms single half sine-w ave (jedec method) t =t max j j t =25 c pulse width=300us 1% duty cycle j o fig.1-typical for w ard current dera ting cur ve fig.2-maximum non-repetitive peak for w ard surge current fig.3-typical inst ant aneous for w ard characteristics fig.4-typical reverse characteristics fig.5-typical junction cap acit ance ambient tempera ture,( c) o number of cycles a t 60 hz inst ant aneous for w ard vol t age,(v) percent of ra ted peak reverse vol t age,(%) revrese vol t age,(v) a verage for w ard current , (a) inst ant aneous reverse current , (ua) peak for w ard surge current ,(a) inst ant aneous for w ard current , (a) junction cap acit ance,(pf) 1 cycle 3 0 2 0 1 0 0 1 0 0 1 0 1 . 0 0 . 1 0 2 0 4 0 6 0 8 0 1 0 0 1 2 0 1 4 0 t =50 c j o t =25 c j o single phase half w ave 60hz resistive or inductive load 0.375 (9.5mm) lead length " t =25 c f=1mhz v =50m v p-p j o sig 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 fig.6-test circuit diagram and reverse recover y time characteristic p u l s e g e n e r a t i o r ( n o t e 2 ) 5 0 n o n i n d u c t i v e 1 0 n o n i n d u c t i v e 2 5 v d c ( a p p r o x . ) 1 n o n i n d u c t i v e o s c i l l o s c o p e ( n o t e 1 ) ( - ) ( + ) ( + ) ( - ) + 0 . 5 a 0 - 0 . 2 5 a - 1 . 0 a 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 d . u . t . ba157-ba159 fast recovery rectifier http://www.luguang.cn mail:lge@luguang.cn
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