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