page 1 of 3 www.pduke.com 2014/2/24 red20w series 20 watts dc-dc converter input specifications input voltage range 24vdc nominal input 48vdc nominal input 110vdc nominal input 9 ~ 36vdc 18 ~ 75vdc 43 ~ 160vdc input filter 24vdc, 48vdc input 110vdc input common chock pi filter input surge voltage 24vdc input 48vdc input 110vdc input 50vdc 1sec, max. 100vdc 1sec, max. 170vdc 1sec, max. input reflected ripple current nominal input and full load 30map-p start up time nominal input and constant resistive load power up remote on/off 30ms, max. 30ms, max. start-up voltage 24vdc input 48vdc input 110vdc input 9vdc, max. 18vdc, max. 43vdc, max. shutdown voltage 24vdc input 48vdc input 110vdc input 8vdc 16vdc 40vdc remote on/off (note 6) positive logic(option) negative logic(standard) dc-dc on dc-dc off dc-dc on dc-dc off open or 3 v < vr < 15v short or 0v < vr < 1.2v short or 0v < vr < 1.2v open or 3v < vr < 15v input current of remote control pin nominal input - 0.5ma~1.0ma remote off state input current nominal input 2.5ma environmental specifications operating ambient temperature (note 7) -40oc ~ +101oc (with derating) maximum case temperature +105oc storage temperature range -55oc ~ +125oc thermal impedance (note 8) natural convection natural convection with heat-sink 12oc/watt 10oc/watt thermal shock mil-std-810f shock en61373, mil-std-810f vibration en61373, mil-std-810f relative humidity 5% to 95% rh emc characteristics emi (note 9) en55022, en55011 class a, class b esd en61000-4-2 air contact 8kv 6kv perf. criteria a radiated immunity en61000-4-3 20 v/m perf. criteria a fast transient (note 10) en61000-4-4 2kv perf. criteria a surge (note 10) en61000-4-5 2kv perf. criteria a conducted immunity en61000-4-6 10 vr.m.s perf. criteria a output specifications output power 20 watts voltage accuracy 1 % minimum load 0% voltage adjustability (note 5) single 10% line regulation ll to hl at full load single dual 0.2% 0.5% no load to full load single dual 0.2% 1.0% load regulation 10% load to 90% load single dual 0.1% 0.8% cross regulation asymmetrical load 25% / 100% fl dual 5% ripple and noise 20mhz bandwidth (measured with a 1 f/50v x7r mlcc) see table temperature coefficient 0.02% / oc, max. transient response recovery time 25% load step change 250 s over voltage protection 3.3vdc output 5vdc output 12vdc output 15vdc output 3.7vdc~5.4vdc 5.6vdc~7.0vdc 13.5vdc~19.6vdc 16.8vdc~20.5vdc over load protection % of fl at nominal input 150% short circuit protection continuous, automatics recovery general specifications efficiency see table isolation voltage input to output input(output) to case 1600vdc, min. 1minute 1000vdc, min. 1minute isolation resistance 500vdc 10 9 ohms, min. isolation capacitance 3000pf, max. switching frequency 330khz10% design meet safety standard iec60950-1, ul60950-1, en60950-1, en50155 case material nickel-coated copper base material fr4 pcb potting material silicone (ul94 v-0) dimensions 2.00 x 1.00 x 0.40 inch (50.8x 25.4 x 10.2 mm) weight 30g(1.06oz) mtbf (note 1) mil-hdbk-217f 1.523x10 6 hrs t e c h n i c a l s p e c i f i c a t i o n all specifications are typical at nominal input, ful l load and 25oc otherwise noted features ? railway application ? 20 watts maximum output power ? ultra low quiescent current ? single output up to 4.5a ? standard 2.00 x 1.00 x 0.40 inch ? high efficiency up to 89% ? 4:1 ultra wide input voltage range ? six-sided continuous shield ? fixed switching frequency ? ce mark meets 2006/95/ec, 2011/95/ec and 2004/108/e c ? safety meets ul60950-1, en60950-1, iec60950-1 and e n50155 ? compliant to rohs eu directive 2011/65/eu options positive logic remote on/off, without trim pin, wit hout on/off control pin description red20w dc/dc converters provide up to 20 watts of output power in an industry standard package and footprint. red20w series have 4:1 ultra wide input voltage of 9~36, 18 ~75 and 43~160vdc. the red20w have features 1600vdc of isolation, short circuit protection, over-current protection, over-v oltage protection and six sided shielding. applications wireless network telecom/datacom industry control system measurement equipment semiconductor equipment railway system
page 2 of 3 www.pduke.com 2014/2/24 red20w series 20 watts dc-dc converter output current model number input range output voltage min. load full load output ( 3 ) ripple & noise no load ( 2 ) input current eff ( 3 ) (%) capacitor ( 4 ) load max red20-24s3p3w 9 ~ 36 vdc 3.3 vdc 0ma 4500ma 75mvp-p 6ma 85 7000 f red20-24s05w 9 ~ 36 vdc 5 vdc 0ma 4000ma 75mvp-p 6ma 88 5000 f red20-24s12w 9 ~ 36 vdc 12 vdc 0ma 1670ma 100mvp-p 6ma 89 850 f red20-24s15w 9 ~ 36 vdc 15 vdc 0ma 1330ma 100mvp-p 6ma 88 700 f red20-24d12w 9 ~ 36 vdc 12 vdc 0ma 833ma 100mvp-p 6ma 88 500 f red20-24d15w 9 ~ 36 vdc 15 vdc 0ma 667ma 100mvp-p 6ma 89 350 f red20-48s3p3w 18 ~ 75 vdc 3.3 vdc 0ma 4500ma 75mvp-p 4ma 85 7000 f red20-48s05w 18 ~ 75 vdc 5 vdc 0ma 4000ma 75mvp-p 4ma 88 5000 f red20-48s12w 18 ~ 75 vdc 12 vdc 0ma 1670ma 100mvp-p 4ma 89 850 f red20-48s15w 18 ~ 75 vdc 15 vdc 0ma 1330ma 100mvp-p 4ma 89 700 f red20-48d12w 18 ~ 75 vdc 12 vdc 0ma 833ma 100mvp-p 4ma 88 500 f red20-48d15w 18 ~ 75 vdc 15 vdc 0ma 667ma 100mvp-p 4ma 89 350 f red20-110s3p3w 43 ~ 160 vdc 3.3 vdc 0ma 4500ma 75mvp-p 3ma 85 7000 f red20-110s05w 43 ~ 160 vdc 5 vdc 0ma 4000ma 75mvp-p 3ma 87 5000 f red20-110s12w 43 ~ 160 vdc 12 vdc 0ma 1670ma 100mvp-p 3ma 88 850 f red20-110s15w 43 ~ 160 vdc 15 vdc 0ma 1330ma 100mvp-p 3ma 88 700 f RED20-110D12W 43 ~ 160 vdc 12 vdc 0ma 833ma 100mvp-p 3ma 88 500 f red20-110d15w 43 ~ 160 vdc 15 vdc 0ma 667ma 100mvp-p 3ma 89 350 f note 1. mil-hdbk-217f @ta=25 oc, full load. 2. typical value at nominal input and no load. 3. typical value at nominal input and full load. 4. test by minimum input and constant resistive loa d. 5. trimming allows the user to increase or decrease the output voltage set point of the module. this i s accomplished by connecting an external resistor between the trim pin and either the +output pin or the -output pin. 6. the ctrl pin voltage is reference to -input. the order number please see product standard table. 7. operating ambient temperature: converter can meet the railway t2 and tx temperatur e requirement. t2: -40 ~ +70 as all models , tx: -40 ~ +85 as power derating to 55% output power.(with heat-si nk as power derating to 70% output power) test condition with vertical direction by natural c onvection (20lfm). 8. heat-sink is optional and p/n: 7g-0020c-f 9. the red20w series 24vdc & 48vdc input standard m odule meet en55022 & en55011 class b without extern al components, 110vdc input meet en55022 class a without external components and mee t class b with external components. for more detail information, please contact with p-duke . 10. an external input filter capacitor is required if the module has to meet en61000-4-4, en61000-4-5. the filter capacitor power mate suggest: 24vdc & 48 vdc input: nippon chemi-con ky series, 220 f/100v. 110vdc input: rubycon bxf series, 100 f/250v. caution: this power module is not internally fused. an inpu t line fuse must always be used. red20-48s05w derating curve red20-48s05w derating curve with heat-sink note 8
page 3 of 3 www.pduke.com 2014/2/24 red20w series 20 watts dc-dc converter mechanical drawing pin connection pin single dual 1 + input + input 2 - input - input 3 + output + output 4 trim common 5 - output - output 6 ctrl ctrl product standard table option suffix negative logic remote on/off(standard) positive logic remote on/off -a without on/off logic pin -b negative remote logic on/off without trim pin -c without on/off logic &trim pin -d positive remote logic on/off without trim pin -e red20-48s05w efficiency vs input voltage red20-48s05w efficiency vs output load 1. all dimensions in inch (mm) tolerance: x.xx0.02 (x.x0.5) x.xxx0.01 (x.xx0.25) 2. pin pitch tolerance 0.01 (0.25) 3. pin dimension tolerance 0.004 (0.1) external output trimming output can be externally trimmed by using the metho d shown below. 5 4 trim up r u 4 3 trim down r d
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