BY254

BY251 PANJIT | Alldatasheet

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B Y 2 5 1 T H R U B Y 2 5 5 M E D IU M C U R R E N T P L A S T I C R E C T IF IE R V O L T A G E - 2 0 0 t o 1 3 0 0 V o lt s C U R R E N T - 3 .0 A m p e r e s F E A T U R E S l E x c e H ig h s u r g e c u r r e n t c a p a b ility l P la s tic p a c k a g e h a s U n d e r w r ite r s L a b o r a to r y F la m m a b ility C la s s ific a tio n 9 4 V - O l L o w le a k a g e l V o id - fr e e m o ld e d in D O - 2 0 1 A D p la s tic p a c k a g e l H ig h c u r r e n t o p e r a tio n o f 3 A m p e r e s a t T A = 9 5 ¢J w ith n o th e r m a l r u n a w a y l e d s e n v ir o n m e n ta l s ta n d a r d s o f M IL - S - 1 9 5 0 0 /2 2 8 M E C H A N IC A L D A T A C a s e : J E D E C D O - 2 0 1 A D M o ld e d p la s tic T e r m in a ls : P la te d a x ia l le a d s , s o ld e r a b le p e r M IL - S T D - 7 5 0 , M e th o d 2 0 2 6 P o la r ity : C o lo r b a n d d e n o te s c a th o d e M o u n tin g P o s itio n : A n y W e ig h t: 0 .0 4 o u n c e , 1 .1 g r a m M A X IM U M R A T IN G S A N D E L E C T R IC A L C H A R A C T E R IS T IC S R a tin g s a t 2 5 ¢J a m b ie n t te m p e r a tu r e u n le s s o th e r w is e s p e c ifie d . 6 0 H z , r e s is tiv e o r in d u c tiv e lo a d . F o r c a p a c itiv e lo a d , d e r a te c u r r e n t b y 2 0 % . S Y M B O L S B Y 2 5 1 B Y 2 5 2 B Y 2 5 3 B Y 2 5 4 B Y 2 5 5 U N IT S M a x im u m R e c u r r e n t P e a k R e v e r s e V o lta g e V R R M 2 0 0 4 0 0 6 0 0 8 0 0 1 3 0 0 V o lts M a x im u m R M S V o lta g e V R M S 1 4 0 2 8 0 4 2 0 5 6 0 9 1 0 V o lts M a x im u m D C B lo c k in g V o lta g e V D C 2 0 0 4 0 0 6 0 0 8 0 0 1 3 0 0 V o lts M a x im u m A v e r a g e F o r w a r d R e c tifie d C u r r e n t .3 7 5 " ( 9 .5 m m ) L e a d L e n g th a t T A = 9 5 ¢J I( A V ) 3 .0 A m p 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 in g le h a lf s in e - w a v e s u p e r im p o s e d o n r a te d lo a d ( J E D E C m e th o d ) IF S M 1 0 0 .0 A m p s M a x im u m In s ta n ta n e o u s F o r w a r d V o lta g e T J = 2 5 ¢J a t 3 .0 A T J = 1 0 0 ¢J V F 1 .1 1 .0 V o lts V o lts M a x im u m D C R e v e r s e C u r r e n t T A = 2 5 ¢J a t R a te d D C B lo c k in g V o lta g e T A = 1 0 0 ¢J IR 5 .0 1 0 0 0 £g A £g A T y p ic a l J u n c tio n c a p a c ita n c e ( N o te 2 ) T J = 2 5 ¢J C J 4 0 P F T y p ic a l R e v e r s e R e c o v e r y T im e ( N o te 3 ) T R R 2 .5 £g A T y p ic a l T h e r m a l R e s is ta n c e ( N o te 1 ) R £KJ A 1 5 .0 ¢J /W O p e r a tin g J u n c tio n T e m p e r a tu r e R a n g e T J - 5 0 to + 1 5 0 ¢J S to r a g e T e m p e r a tu r e R a n g e T S T G - 5 0 to + 1 5 0 ¢J N O T E S : 2 . M e a s u r e d a t 1 M H z a n d a p p lie d r e v e r s e v o lta g e o f 4 .0 v o lts . D O - 2 0 1 A D

R A T IN G A N D C H A R A C T E R IS T IC C U R V E S B Y 2 5 1 T H R U B Y 2 5 5 4 0 6 0 8 0 1 0 0 1 2 0 1 4 0 1 6 0 1 8 0 T J = B O T H L E A D S T O H E A T S IN K W IT H L E N G T H S ( f) A S S H O W N 1 = .2 5 " ( 6 .3 m in ) 1 = .5 0 " ( 1 2 .7 m in ) 1 = .3 0 1 " ( .7 9 m in ) T A = A M B I E N T T E M P E R A T U R E 0 . 3 7 5 ( 9 . 5 m m ) L E A D P .C . B O A R D M O U N T I N G R E S IS T I V E O R IN D U C T I V E L O A D T E M P E R A T U R E , ¢J 2 0 0 1 0 0 5 0 1 0 1 5 1 0 5 0 1 0 0 8 .3 m s S in g le H a lf S in c e - W a v e J E D E C M e th o d M O N -R E P E T IT IV E T J = 1 5 0¢J R E P E T IT IV E A M B IE N T T E M P E R A T U R E , ¢J F ig . 1 - F O R W A R D C U R R E N T D E R A T IN G C U R V E F ig . 2 - M A X IM U M P E A K F O R W A R D S U R G E C U R R E N T 1 0 0 5 0 1 0 1 5 1 0 5 0 1 0 0 T J = 2 5 ¢J f = 1 M H z V is g = 5 0 m V p - p R E V E R S E V O L T A G E , V O L T S F ig . 4 - T Y P IC A L J U N C T IO N C A P A C IT A N C E 1 0 0 3 0 1 0 3 .0 1 .0 0 .3 0 .1 .0 3 .0 1 T j = 2 5 ¢J P u ls e W id th = 3 0 0 £g s 2 % D u ty C y c le IN 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 F ig . 3 - T Y P IC A L IN 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 IS T IC S 1 0 1 .0 0 .1 .0 1 0 2 0 4 0 6 0 8 0 1 0 0 1 2 0 1 4 0 T A = 1 0 0 ¢J T A = 2 5 ¢J P E R C E N T O F R A T E D P A K R E V E R S E V O L T A G E , % F ig . 5 - T Y P IC A L R E V E R S E C H A R A C T E R IS T IC S A V E R A G E F O R W A R D C U R R E N T , A M P E R E S 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 IN 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 C A P A C IT A N C E , p F