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www .chinfa.com sales@chinfa.com 2010.02.09 dc - dc converter 6.6 ~ 8.1w single & du al output fea tures ' efficiency up to 85% ' 2:1 wide input range ' i/o isola tion ' input pi fil ter ' short circuit protection ' high performance ' ul/cul/tuv/ce ' 2 years w arranty 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 5 v d c 1 2 v d c 1 5 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 r d d 0 8 - 0 3 s 1 u r d d 0 8 - 0 5 s 1 u r d d 0 8 - 1 2 s 1 u r d d 0 8 - 1 5 s 1 u r d d 0 8 - 0 3 s 2 u r d d 0 8 - 0 5 s 2 u r d d 0 8 - 1 2 s 2 u r d d 0 8 - 1 5 s 2 u r d d 0 8 - 0 3 s 3 u r d d 0 8 - 0 5 s 3 u r d d 0 8 - 1 2 s 3 u r d d 0 8 - 1 5 s 3 u 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 5 ~ 7 5 v d c 3 5 ~ 7 5 v d c 3 5 ~ 7 5 v d c 3 5 ~ 7 5 v d c 6 . 6 w a t t s 7 . 5 w a t t s 8 w a t t s 8 . 1 w a t t s 6 . 6 w a t t s 7 . 5 w a t t s 8 w a t t s 8 . 1 w a t t s 6 . 6 w a t t s 7 . 5 w a t t s 8 w a t t s 8 . 1 w a t t s + 3 . 3 v d c + 5 v d c + 1 2 v d c + 1 5 v d c 2 0 0 0 m a 1 5 0 0 m a 6 7 0 m a 5 4 0 m a 2 0 0 0 m a 1 5 0 0 m a 6 7 0 m a 5 4 0 m a 2 0 0 0 m a 1 5 0 0 m a 6 7 0 m a 5 4 0 m a r d d 0 8 - 0 5 d 1 u r d d 0 8 - 1 2 d 1 u r d d 0 8 - 1 5 d 1 u r d d 0 8 - 0 5 d 2 u r d d 0 8 - 1 2 d 2 u r d d 0 8 - 1 5 d 2 u r d d 0 8 - 0 5 d 3 u r d d 0 8 - 1 2 d 3 u r d d 0 8 - 1 5 d 3 u 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 3 5 ~ 7 5 v d c 3 5 ~ 7 5 v d c 3 5 ~ 7 5 v d c 8 w a t t s 8 . 1 w a t t s 8 . 1 w a t t s 8 w a t t s 8 . 1 w a t t s 8 . 1 w a t t s 8 w a t t s 8 . 1 w a t t s 8 . 1 w a t t s 5 v d c 1 2 v d c 1 5 v d c 8 0 0 m a 3 4 0 m a 2 7 0 m a 8 0 0 m a 3 4 0 m a 2 7 0 m a 8 0 0 m a 3 4 0 m a 2 7 0 m a e f f . ( m i n . ) 7 8 % 8 0 % 8 3 % 8 3 % 7 8 % 8 1 % 8 3 % 8 3 % 7 8 % 8 1 % 8 3 % 8 3 % 8 0 % 8 3 % 8 3 % 8 1 % 8 3 % 8 3 % 8 1 % 8 3 % 8 3 % e f f . ( t y p . ) 8 0 % 8 2 % 8 5 % 8 5 % 8 0 % 8 3 % 8 5 % 8 5 % 8 0 % 8 3 % 8 5 % 8 5 % 8 2 % 8 5 % 8 5 % 8 3 % 8 5 % 8 5 % 8 3 % 8 5 % 8 5 % i n p u t c u r r e n t 3300 f ? 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 ? 2200 f ? 470 f ? 330 f ? 3300 f ? 2200 f ? 470 f ? 330 f ? 3300 f ? 2200 f ? 470 f ? 330 f ( m a x . ) ( t y p . ) 0 . 9 7 a 1 . 0 7 a 1 . 1 1 a 1 . 1 1 a 0 . 4 8 a 0 . 5 3 a 0 . 5 5 a 0 . 5 5 a 0 . 2 5 a 0 . 2 7 a 0 . 2 8 a 0 . 2 8 a 1 . 1 4 a 1 . 1 2 a 1 . 1 2 a 0 . 5 6 a 0 . 5 6 a 0 . 2 9 a 0 . 2 9 a 0 . 2 9 a 0 . 5 6 a 0 . 6 9 a 0 . 7 7 a 0 . 7 9 a 0 . 8 0 a 0 . 3 5 a 0 . 3 8 a 0 . 4 0 a 0 . 4 0 a 0 . 1 7 a 0 . 1 9 a 0 . 2 0 a 0 . 2 0 a 0 . 8 2 a 0 . 8 1 a 0 . 8 1 a 0 . 4 1 a 0 . 4 0 a 0 . 2 0 a 0 . 2 0 a 0 . 2 0 a 0 . 4 0 a c a p a c i t o r l o a d (m a x .) 1000 f 1000 f ? 180 f ? 100 f ? ? 180 f ? 100 f ? 1000 f ? 180 f ? 100 f ? rdd08u series p 1 h r u l 6 0 9 5 0 - 1 a e n 6 0 9 5 0 - 1
sales@chinfa.com rdd08u series single & du al output www .chinfa.com 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 2010.02.09 mtbf o b e l l c o r e i s s u e 6 @ 4 0 c , g b hours r elative humidity v i n o m , i o n o m v i n o m , i o m i n % rh isolation capacitance 1 0 0 k h z / 1 v characteristics conditions min. 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 k h z 1500 vdc 100 -40 + 71 o c o c storage temperature n o n o p e r a t i o n a l -40 o c + 100 +100 280 p f 1000 20 95 conditions min. typ. max. unit 9 18 18 vdc t a min ... t a max, io nom 48 24v models 48v models 30 25 ma ma vi nom, io = 0 20 80 vdc vdc 24v models 48v models 12v models 12v models 36 12 75 20 40 vdc ma vdc characteristics input voltage range no load input current input voltage w/o damage io nom vdc vdc 48v models 24v models 17.4 startup voltage vdc io nom 12v models 8.7 31.5 startup time 700 cross regulation (dual modle) aymmetrical load 10% - 100% fl characteristics conditions min. unit 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 typ. max. 0 % % % % 2 0.5 0.5 1 % 0.02 o % / c mv t emperature coefficient ripple & noise vi nom, io nom, b w = 20mhz 50 10 % t ransient recovery time 1 vi nom, 1~0.5 io nom % 5 1309000 dimension l31.8 x w20.3 x h10.2 mm 24 36 vdc efficiency vi nom, io nom, p o / pi up to 85%, see model list and efficiency curve input filter input specifica tions output specifica tions ms ms m ? v i n o m , i o n o m derating v i n o m see derating curve p 2 cooling f ree air convection general pi type
rdd08u series single & du al output www .chinfa.com sales@chinfa.com input reversed output short circuit r ated over load protection 110%min....140%max r emote on/off control on : 3....10vdc or open circuit off : 0....1.5vdc or short circuit pin1 and pin2,3 control and protection 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 shunt diode built in, external fuse recommended 1a current limited (auto -recovery) ul/cul mechanism & pin configura tion mm [inch] 1 4 2 3 2 2 2 3 9 1 1 1 6 b o t t o m v i e w 3 1 . 8 0 [ 1 . 2 5 ] 1 5 . 2 4 [ 0 . 6 0 ] 2 . 5 4 [ 0 . 1 0 ] 1 pin assignment pin no . single du al 1 9 11 14 16 22 & 23 r emote on/off n. c. v o - v o+ com v o+ v o - com vi+ vi+ g e n e r a l 2 & 3 vi - vi - r emote on/off n. c. 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 . v i + v i - r e c t i f i e r p w m c o n t r o l l e r o n / o f f circuit schema tic ' b l o c k d i a g r a m f o r r d d 0 8 u s e r i e s w i t h s i n g l e o u t p u t p atting material silicone case size case material w eight 18 g physical chara cteristics plastic base / metal case 2010.02.09 vibration meet iec 60068-2-6 (10-500 hz, 2g, along x, y , z each axis, 60 min for each axis) ul 60950-1 r ecognized tuv en 60950-1, cb scheme ce en 61204-3, en 55022 class a, en 61000-4-2, en61000-4-3, en61000-4-4, en61000-4-6 appro v als and st and ard ' b l o c k d i a g r a m f o r r d d 0 8 u 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 r e c t i f i e r o n / o f f p w m c o n t r o l l e r 31.8 x 20.3 x 10.2 mm (1.25 x 0.8 x 0.4 inches) p 1 p 3 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] 1 0 . 2 [ 0 . 4 0 ] d i a 0 . 5 0 [ 0 . 0 2 ] 6 . 0 0 [ 0 . 2 4 ] 2 0 . 3 0 [ 0 . 8 0 ]
o a m b i e n t t e m p e r a t u r e [ c ] sales@chinfa.com rdd08u series single & du al output www .chinfa.com n a t u r a l c o n v e c t i o n c o o l i n g 0 1 0 0 7 1 1 0 0 - 4 0 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 8 3 8 4 i n p u t v o l t a g e ( v ) 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 2 0 2 2 2 4 2 6 2 8 3 0 3 2 3 4 3 6 1 8 r d d 0 8 - 0 5 s 2 u dera ting and efficiency curve p o w e r o u t [ % ] 8 5 o u t p u t l o a d ( % ) 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 6 5 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 1 0 6 0 5 5 5 0 4 5 p o w e r o u t [ % ] r d d 0 8 - 0 5 s 2 u 2010.02.09 recommended circuit + - c 1 c 5 r d d 0 8 u v i n + v i n - v o + v o - c 3 / c 4 ' 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 . ' t h e c o m 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 . r d d 0 8 - x x x 1 u r d d 0 8 - x x x 2 u r d d 0 8 - x x x 3 u c 1 c 2 c 3 / c 4 c 5 l 1 2 . 2 f / 5 0 v ? m l c c 4 . 7 f / 5 0 v ? m l c c 2 . 2 f / 5 0 v ? m l c c 4 . 7 f / 5 0 v ? m l c c 2 . 2 f / 1 0 0 v ? m l c c 2 . 2 f / 1 0 0 v ? m l c c c 2 l 1 1 .5 m h c o m m o n c h o k e 1 .5 m h c o m m o n c h o k e 1 .5 m h c o m m o n c h o k e 1 n f / 2 k v m l c c 1 n f / 2 k v m l c c 1 n f / 2 k v m l c c 1 n f / 2 k v m l c c 1 n f / 2 k v m l c c 1 n f / 2 k v m l c c v i v i ' 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 . i o : f u l l l o a d v i : 2 4 v d c p 4 u

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