18 features fdc20-w fdc20-w 4:1 input range pi input filter 2 year warranty high efficiency low profile case overvoltage protection overcurrent protection on/off control single single and dual and dual output output , 4:1 wide input range , 4:1 wide input range 20 w 20 w a a tts dc/dc conver tts dc/dc conver ters ters control voltage referenced to negative (-) input compatability......................................cmos, ttl on-control..........................................4.8v min. or open off-control..........................................0.4v max. or short r r e e m m o o t t e e o o n n / / o o f f f f c c o o n n t t r r o o l l r r e e m m o o t t e e o o n n / / o o f f f f c c o o n n t t r r o o l l switching frequency...........................300khz, typ. isolation voltage.................................1600vdc, min isolation resistance...........................10 ohms , min g g e e n n e e r r a a l l s s p p e e c c i i f f i i c c a a t t i i o o n n s s g g e e n n e e r r a a l l s s p p e e c c i i f f i i c c a a t t i i o o n n s s o o u u t t p p u u t t s s p p e e c c i i f f i i c c a a t t i i o o n n s s o o u u t t p p u u t t s s p p e e c c i i f f i i c c a a t t i i o o n n s s case material.....................................nickel-coated copper with non-conductive base dimensions.........................................2.0x1.6x0.4 inches (50.8x40.6x10.2 mm) p p h h y y s s i i c c a a l l s s p p e e c c i i f f i i c c a a t t i i o o n n s s p p h h y y s s i i c c a a l l s s p p e e c c i i f f i i c c a a t t i i o o n n s s operating temperature range............-25 ? c to +60 ? c (see fig.1) alternative operating temperature suffix m2 .............................................................-40 ? c to +60 ? c storage temperature range................-55 ? c to +125 ? c cooling.................................................free-air convection emi/rfi................................................six-sided continuous shield mtbf....................................................4.270x10 5 hours (mil-hdbk-217f ta=25 ? c full load) e e n n v v i i r r o o n n m m e e n n t t a a l l s s p p e e c c i i f f i i c c a a t t i i o o n n s s e e n n v v i i r r o o n n m m e e n n t t a a l l s s p p e e c c i i f f i i c c a a t t i i o o n n s s all specifications are typical at nominal input, full load, and 25 ? c unless otherwise noted. e e l l e e c c t t r r i i c c a a l l s s p p e e c c i i f f i i c c a a t t i i o o n n s s e e l l e e c c t t r r i i c c a a l l s s p p e e c c i i f f i i c c a a t t i i o o n n s s input voltage range 24v nominal......9 to 36v 48v nominal......18 to 72v input filter...........................................pi network i i n n p p u u t t s s p p e e c c i i f f i i c c a a t t i i o o n n s s i i n n p p u u t t s s p p e e c c i i f f i i c c a a t t i i o o n n s s voltage accuracy............................2% external trim adjustment range...10% typ. ripple and noise, 20mhz bw single output.................................75mv p-p, 20m v rms dual output....................................100mv p-p, 20m v rms line regulation, full line..............0.5% load regulation, fl-1/4fl............0.25% (single) 2% (dual) fl-nl............0.5% (single) 3% (dual) temperature coefficient.................0.02%/ ? c transient response recovery time, 25% load step change.................500sec short circuit protection..................continuous overvoltage portection threshold: 5v output.......................................6.2v 12v output.....................................15v 15v output.....................................18v 9
19 series series all dimensions in inches (mm) pin pitch tolerance 0.5 mm model fdc20-24s05w fdc20-24s12w fdc20-24s15w fdc20-24d05w fdc20-24d12w fdc20-24d15w FDC20-48S05W fdc20-48s12w fdc20-48s15w fdc20-48d05w fdc20-48d12w fdc20-48d15w input voltage 9-36vdc 9-36vdc 9-36vdc 9-36vdc 9-36vdc 9-36vdc 18-72vdc 18-72vdc 18-72vdc 18-72vdc 18-72vdc 18-72vdc output voltage 5vdc 12vdc 15vdc 5vdc 12vdc 15vdc 5vdc 12vdc 15vdc 5vdc 12vdc 15vdc output current 4000ma 1670ma 1330ma 2000ma 833ma 666ma 4000ma 1670ma 1330ma 2000ma 833ma 666ma % typ. eff 79 81 81 79 81 82 80 81 81 79 83 84 pin connections pin# single dual 1 2 3 4 5 6 7 8 +vin -vin no pin ctrl no pin +vout -vout trim +vin -vin no pin ctrl +vout common -vout trim
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