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  model list 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 . ) 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 fdd12 series dc - dc converter 10 ~ 12w single & du al output fea tures ' l ow cost ' 4:1 wide input range ' i/o isola tion ' input pi fil ter ' short circuit protection ' high performance ' 3 years w arranty fdd12 - 03s4 fdd12 - 05s4 fdd12 - 12s4 fdd12 - 15s4 fdd12 - 03s5 fdd12 - 05s5 fdd12 - 12s5 fdd12 - 15s5 fdd12 - 05d4 fdd12 - 12d4 fdd12 - 15d4 fdd12 - 05d5 fdd12 - 12d5 fdd12 - 15d5 5 vdc 12 vdc 15 vdc 5 vdc 12 vdc 15 vdc 10~36 vdc 10~36 vdc 10~36 vdc 10~36 vdc 18~72 vdc 18~72 vdc 18~72 vdc 18~72 vdc 10 w a tts 12 w a tts 12 w a tts 12 w a tts 10 w a tts 12 w a tts 12 w a tts 12 w a tts +3.3 vdc + 5 vdc + 12 vdc + 15 vdc +3.3 vdc + 5 vdc + 12 vdc + 15 vdc 3000 ma 2400 ma 1000 ma 800 ma 3000 ma 2400 ma 1000 ma 800 ma 75% 77% 77% 77% 77% 77% 77% 77% 18~72 vdc 18~72 vdc 18~72 vdc 10~36 vdc 10~36 vdc 10~36 vdc 12 w a tts 12 w a tts 12 w a tts 12 w a tts 12 w a tts 12 w a tts 1200 ma 500 ma 400 ma 1200 ma 500 ma 400 ma 77% 77% 77% 77% 77% 77% c a p a c i t o r l o a d (m a x .) 4700 f ? 4700 f ? 1000 f ? 470 f ? 4700 f ? 4700 f ? 0 . 5 4 a 0 . 6 4 a 0 . 6 3 a 0 . 6 3 a 0 . 2 6 a 0 . 3 2 a 0 . 3 2 a 0 . 3 2 a 0 . 6 4 a 0 . 6 4 a 0 . 6 4 a 0 . 3 2 a 0 . 3 2 a 0 . 3 2 a 78% 80% 80% 80% 80% 80% 80% 80% 80% 80% 80% 80% 80% 80% 2200 f ? ? 470 f ? 2200 f ? 1000 f ? 470 f ? 470 f ? 470 f ? 470 f ? www .chinfa.com sales@chinfa.com 2014.05.26 p 1
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 0.02 t emperature coefficient vi nom, io min mtbf o b e 1 l c o r e i s s u e 6 @ 4 0 c , g b r elative humidity v i n o m , i o n o m isolation capacitance 1 0 0 k h z / 1 v characteristics conditions typ. max. unit switching frequency isolation voltage isolation resistance ambient temperature case temperature 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 + 71 storage temperature n o n o p e r a t i o n a l +100 +100 1,000 min. 1,500 100 -25 -40 200 20 95 input voltage w/o damage 75 vdc vdc io nom 24v 48v 40 startup voltage vdc io nom 12v models 8.7 startup voltage vdc vdc io nom 24v 48v input filter pi type characteristics conditions typ. max. unit input voltage range no load input current t a m i n . . . t a m a x , i o n o m v i n o m , i o = 0 min. 10 24 36 vdc vdc 20 15 ma ma input specifica tions 18 48 72 startup time ms vi nom, io nom c ro ss r e g u la ti o n ( d u a l m o d e l) aymmetrical load 20% - 100% fl output voltage accuracy minimum load line regulation load regulation vi nom, io nom vi nom single output models dual output models (each output) io nom, vi min ...vi max vi nom, io 0 ...io nom, single output models vi nom, io min ...io nom, dual output models 0 % % % % 2 1 2 5 5 % mv mv ripple & noise vi nom, io nom, b w = 20mhz 100 v out x 1% 20 % t ransient recovery time 500 % vi nom, 1 ~ 0.5 lo nom characteristics conditions min. unit typ. max. fdd12 series single & du al output 24v 48v efficiency vi nom, io nom, p o / pi up to 80%, see model list and efficiency curve output specifica tions 3.3v 5v , 12v , 15v & dual hours % rh k h z vdc o c o c o c p f o % / c m ? 1,040,000 dimension l50.8 x w50.8 x h12.0 cooling f ree air convection mm derating v i n o m see derating curve general 9 15 30 input reversed shunt diode built in, external fuse recommended ( 24vin : 1.5a, 48vin : 1a) output short circuit current limited (auto -recovery) r ated over load protection 110%min....140%max control and protection www .chinfa.com sales@chinfa.com 2014.05.26 p 2
physical chara cteristics case size case material w eight 50.8 x 50.8 x 12.0 mm (2 x 2 x 0.47 inches) 70 g p otting material epoxy pin assignment mechanism & pin configura tion circuit schema tic m m [ i n c h ] fdd12 series single & du al output 1 2 . 0 0 [ 0 . 4 7 ] d i a 1 . 0 0 [ 0 . 0 4 ] 6 . 0 0 [ 0 . 2 4 ] 2 0 . 3 2 [ 0 . 8 0 ] b o t t o m v i e w 3 4 5 1 2 1 5 . 2 4 [ 0 . 6 0 ] 1 0 . 1 6 [ 0 . 4 0 ] 1 0 . 1 6 [ 0 . 4 0 ] 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 ] 1 5 .2 4 [0 .6 0 ] pin no . single du al vi+ v o+ vi - vi+ v o - vi - 1 g e n e r a l no pin com v o+ 2 3 4 5 v o - ' b l o c k d i a g r a m f o r f d d 1 2 s e r i e s w i t h s i n g l e o u t p u t 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 v o - v o + ' b l o c k d i a g r a m f o r f d d 1 2 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 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 p w m c o n t r o l l e r general tolerance 0.00[0.00] - 30.00[1.18] 30.00[1.18] - 120.00[4.72] 0.30[0.01] 0.50[0.02] www .chinfa.com sales@chinfa.com 2014.05.26 p 3 plastic base / metal case
dera ting and efficiency curve 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 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 2 8 1 8 0 7 9 7 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 3 4 3 6 1 8 f d d 1 2 - 0 5 s 4 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 8 0 7 5 7 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 1 0 f d d 1 2 - 0 5 s 4 6 5 6 0 5 5 5 0 i o : f u l l l o a d v i : 2 4 v d 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 recommended circuit fdd12 series single & du al output ' 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 c 4 l 1 4 . 7 ? f / 5 0 v m l c c m l c c 0 . 5 m h c o m m o n c h o k e 0 . 5 m h c o m m o n c h o k e i n f / 2 k v m l c c i n f / 2 k v m l c c i n f / 2 k v m l c c i n f / 2 k v m l c c 4 . 7 ? f / 5 0 v m l c c m l c c ' 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 . f d d 1 2 - x x x 4 f d d 1 2 - x x x 5 8 5 v o + v o - v i n + v i n - + - c 1 l 1 c 2 c 4 c 3 f d d 1 2 6 . 8 ? f / 1 0 0 v 6 . 8 ? f / 1 0 0 v 7 6 7 7 www .chinfa.com sales@chinfa.com 2014.05.26 p 4 s a f e o p e r a t i n g a r e a
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 . ) c a p a c i t o r l o a d (m a x .) 80% 80% 80% 80% 10~36 vdc 10~36 vdc 18~72 vdc 18~72 vdc 12 w a tts 12 w a tts 12 w a tts 12 w a tts fdd12 - 0512t4 fdd12 - 0515t4 fdd12 - 0512t5 fdd12 - 0515t5 +5 / 12 vdc +5 / 15 vdc +5 / 12 vdc +5 / 15 vdc 1500 ma / 2 00 m a 1500 ma / 16 0 m a 1500 ma / 2 00 m a 1500 ma / 16 0 m a 0 . 6 2 a 0 . 6 4 a 0 . 3 1 a 0 . 3 1 a 82% 82% 82% 82% model list fdd12 series dc - dc converter 12w triple output fea tures ' l ow cost ' 4:1 wide input range ' i/o isola tion ' lc input fil ter ' short circuit protection ' high performance ' 3 years w arranty on /off t r i p l e o u t p u t m o d e l s 3500 f / 1000 f ? ? 3500 f / 1000 f ? ? 3500 f / 1000 f ? ? 3500 f / 1000 f ? ? www .chinfa.com sales@chinfa.com 2014.05.26 p 5
r emote on / off on : opened or 8 ~ 10vdc applied, reference to input gnd off : -0.3 ~ 2vdc applied, reference to input gnd input reversed shunt diode built in, external fuse recommended (24vin : 1.5a, 48vin : 1a) output short circuit current limited (auto -recovery) r ated over load protection 110%min....140%max 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 startup time ms vi nom, io nom c ro ss r e g u la ti o n aymmetrical load 20% - 100% fl output voltage accuracy minimum load line regulation load regulation vi nom, io nom vi nom io nom, vi min ...vi max vi nom, io min...lo nom % % 2 2 6 6 % mv ripple & noise vi nom, io nom, b w = 20mhz v out x 1% t ransient recovery time % vi nom, 1 ~ 0.5 lo nom characteristics fdd12 series 10 % % % 2 20 % conditions min. unit typ. max. triple output + 5v 12v or 15v 6 + 5v 12v or 15v + 5v 12v or 15v 0.02 t emperature coefficient vi nom, io min mtbf o b e 1 l c o r e i s s u e 6 @ 4 0 c , g b r elative humidity v i n o m , i o n o m isolation capacitance 1 0 0 k h z / 1 v characteristics conditions typ. max. unit switching frequency isolation voltage isolation resistance ambient temperature case temperature 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 + 71 storage temperature n o n o p e r a t i o n a l +100 +100 1,000 min. 1,500 100 -25 -40 200 20 95 input voltage w/o damage 75 vdc vdc io nom 24v 48v 40 startup voltage vdc io nom 12v models 8.7 startup voltage vdc vdc io nom 24v 48v characteristics conditions typ. max. unit input voltage range no load input current t a m i n . . . t a m a x , i o n o m v i n o m , i o = 0 min. 10 24 36 vdc vdc 25 15 ma ma 18 48 72 24v 48v hours % rh k h z vdc o c o c o c p f o % / c m ? 960,000 dimension l50.8 x w50.8 x h12.0 cooling f ree air convection mm derating v i n o m see derating curve general 9.4 15 input filter pi type input specifica tions 500 30 efficiency vi nom, io nom, p o / pi up to 82%, see model list and efficiency curve output specifica tions control and protection www .chinfa.com sales@chinfa.com 2014.05.26 p 6
physical chara cteristics case size case material w eight 50.8 x 50.8 x 12.0 mm (2 x 2 x 0.47 inches) 70 g p otting material epoxy pin assignment mechanism & pin configura tion mm [inch] triple output pin no . triple vi+ v o2 (+ out) vi - 1 2 4 5 6 7 8 g e n e r a l on / off v o1 (+ 5v) com v o3 (- out) 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 ] circuit schema tic ' b l o c k d i a g r a m f o r f d d 1 2 t s e r i e s w i t h t r i p l e o u t p u t o n / o f f v i + v i - 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 . r e c t i f i e r r e c t i f i e r r e c t i f i e r p w m c o n t r o l l e r c o m c o m v o 2 v o 3 v o 1 general tolerance 0.00[0.00] - 30.00[1.18] 30.00[1.18] - 120.00[4.72] 0.30[0.01] 0.50[0.02] fdd12 series www .chinfa.com sales@chinfa.com 2014.05.26 p 7 plastic base / metal case
triple output ' 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 recommended circuit c 1 c 2 c 3 l 1 3 . 3 ? f / 5 0 v m l c c 0 . 5 m h c o m m o n c h o k e 0 . 5 m h c o m m o n c h o k e i n f / 2 k v m l c c i n f / 2 k v m l c c ' 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 . f d d 1 2 - x x x x t 4 f d d 1 2 - x x x x t 5 dera ting and efficiency curve 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 2 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 1 8 0 7 9 7 8 7 7 1 2 1 5 1 8 2 1 2 4 2 7 3 0 3 3 3 6 1 0 f d d 1 2 - 0 5 1 5 t 4 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 8 5 8 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 1 0 f d d 1 2 - 0 5 1 5 t 4 7 5 7 0 6 5 6 0 i o : f u l l l o a d v i : 2 4 v d c 8 3 3 . 3 ? f / 1 0 0 v m l c c 7 6 8 4 v o 2 v o 3 v i n + v i n - + - c 1 l 1 c 2 c 3 f d d 1 2 t v o 1 c o m 3 . 3 ? f / 5 0 v m l c c 3 . 3 ? f / 1 0 0 v m l c c t fdd12 series www .chinfa.com sales@chinfa.com 2014.05.26 p 8 ' 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 . s a f e o p e r a t i n g a r e a


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