thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun ura_ymd-6wr2&urb_ymd-6wr2 2013.12.02-b/0 page 1 of 6 features 4:1wideinputvoltagerange efficiencyupto88% 1.5kvdcisolation shortcircuitprotection outputovervoltageprotection operatingtemperaturerange: -40 c~+85 c industrystandardpinout lowripple&noise meetcispr22/en55022classa inversepolarityprotectionfora2s chassis mounting anda4s din-railmounting meeten60950 application ura_ymd-6wr2&urb_ymd-6wr2 series models provide 6 watt output power, with 4:1 wide range of 9-36vdc,18-75vdc,output over-voltage and short-circuit protection.andallofthemcanmeetcispr22/en55022 classawithoutexternalcircuit.typicalapplicationsforthese converters are industrial, electric power, instrumentation, telecommunication. ura_ymd-6wr2& urb_ymd-6wr2series 6w,ultra-wideinputisolated& regulateddual/singleoutput dippackaging,dc-dcconverter patentprotectedrohs partnumbersystem URB2405YMD-6WR2 rated power package style output voltage input voltage product series selectionguide model inputvoltage(vdc) output voltage (vdc) outputcurrent(ma) inputcurrent (ma)(typ.) reflected ripple current (ma,typ.) max. capacitive load ( f) efficiency (%,typ.) @max. load approval nominal (range) max. max. min. @max. load @no load ura2405ymd-6wr2 24 (9-36) 40 5 600 30 301 7 20 470 83 ura2412ymd-6wr2 12 250 12 287 100 87 ura2415ymd-6wr2 15 200 10 284 100 88 urb2403ymd-6wr2 3.3 1500 75 261 1800 79 ce URB2405YMD-6WR2 5 1200 60 301 1000 83 urb2409ymd-6wr2 9 667 33 291 470 85 urb2412ymd-6wr2 12 500 25 287 100 87 urb2415ymd-6wr2 15 400 20 284 100 88 urb2424ymd-6wr2 24 250 12 284 47 88 ura4805ymd-6wr2 48 (18-75) 80 5 600 30 151 3 470 83 ura4812ymd-6wr2 12 250 12 143 100 87 ura4815ymd-6wr2 15 200 10 142 100 88 urb4803ymd-6wr2 3.3 1500 75 130 1800 79 ce urb4805ymd-6wr2 5 1200 60 151 1000 83 urb4812ymd-6wr2 12 500 25 143 100 87 urb4815ymd-6wr2 15 400 20 142 100 88 urb4824ymd-6wr2 24 250 12 142 47 88 note serieswithsuffix"a2s"arechassismounting,withsuffix"a4s"aredin-railmounting,forexampleURB2405YMD-6WR2a2sischassismounting, URB2405YMD-6WR2a4sisdin-railmounting. absolutemaximumratingwithoutdamageontheconverter,butitisn'trecommended. fordualoutputconverter,thegivenvalueisthesameforeachoutput. theefficiencyof"a2s"and"a4s"isapprox.2%lowerfortheprotectionofinversepolarity. input specifications item testconditions min. typ. max. unit inputsurgevoltage(1sec.max.) 24vdcinput -0.7 -- 50 vdc 48vdcinput -0.7 -- 100
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun ura_ymd-6wr2&urb_ymd-6wr2 2013.12.02-b/0 page 2 of 6 start-upvoltage 24vdcinput -- -- 9 vdc 48vdcinput -- -- 18 inputfilter pifilter output specifications item testconditions min. typ. max. unit outputvoltageaccuracy -- 1 2 % outputvoltagebalance dualoutput,balancedloads -- 0.5 1.5 lineregulation fullload,inputvoltagefromlowtohigh -- 0.2 0.5 loadregulation 5%to100%load -- 0.5 1 crossregulation dualoutput,mainoutput50%load, secondaryoutputfrom10%to100%load -- -- 5 transientrecoverytime 25%loadstepchange -- 300 500 s transientresponsedeviation -- 3 5 % temperaturecoefficient 100%load -- -- 0.03 %/ c ripple&noise* 20mhzbandwidth -- 50 75 mvp-p outputovervoltageprotection inputvoltagerange 110 120 140 %vo outputshortcircuitprotection continuous,automaticrecovery note:*rippleandnoisetestedwith"parallelcable"method.seedetailedoperationinstructionsat dc-dcapplicationnotes . common specifications item testconditions min. typ. max. unit isolationvoltage input-output,testedfor1minute,leakagecurrentlessthan1ma 1500 -- -- vdc isolationresistance input-output,testat500vdc 1000 -- -- m isolationcapacitance input-output,100khz/0.1v -- 1000 -- pf switchingfrequency pwmmode -- 300 -- khz mtbf mil-hdbk-217f@25 1000 -- -- khours safetyapprovals en60950 casematerial aluminumalloy size pcbmounting 25.4x25.4x11.7 mm a2schassismounting 76.0x31.5x21.2 a4sdin-railmounting 76.0x31.5x25.8 weight pcbmounting -- 13 -- g a2schassismounting -- 35 -- a4sdin-railmounting -- 55 -- environmental specifications item testconditions min. typ. max. unit storagehumidity noncondensing 5 -- 95 % operatingtemperature powerderating(above71 ,seefigure4) -40 -- 85 c storagetemperature -55 -- 125 max.casetemperature operatingtemperaturecurverange -- -- 105 leadtemperature 1.5mmfromcasefor10seconds -- -- 300 cooling freeairconvection vibration 10-55hz,10g,30min.alongx,yandz emc specifications emi ce cispr22/en55022 classa withoutexternalcircuit /classb externalcircuitrefertofigure1- orfigure3 re cispr22/en55022 classa withoutexternalcircuit /classb externalcircuitrefertofigure1- orfigure3 ems esd iec/en61000-4-2 contact 4kv perf.criteriab rs iec/en61000-4-3 10v/m perf.criteriaa eft iec/en61000-4-4 2kv perf.criteriab externalcircuitrefertofigure1- ? iec/en61000-4-4 4kv perf.criteriab externalcircuitrefertofigure3
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun ura_ymd-6wr2&urb_ymd-6wr2 2013.12.02-b/0 page 3 of 6 ems surge iec/en61000-4-5 2kv perf.criteriab externalcircuitrefertofigure1- orfigure3 cs iec/en61000-4-6 3vr.m.s perf.criteriaa voltagedips, shortand interruptions immunity iec/en61000-4-29 0%-70% perf.criteriab e mcrecommendedcircuit ldm2 c0 tvs ldm1 mov fuse c1 v in gnd + vin gnd +vo -vo (0v) eut load cy2 cy1 (figure1) recommendedexternalcircuitparameters: model vin:24v vin:48v fuse chooseaccordingtoactualinputcurrent mov s14k35 s14k60 ldm1 56 h tvs smcj48a smcj90a c0 330 f/50v 330 f/100v c1 1 f/50v 1 f/100v ldm2 4.7 h cy1 1nf/2kv cy2 1nf/2kv note:infigure1,part isemsrecommendedexternalcircuit,part isemirecommendedexternalcircuit.chooseaccordingtorequirements. emcrecommendedcircuitpcblayout dual single note:thepadspacebetweeninputandoutput(cy1/cy2)must 2mm. (figure2) emcmoduleapplicationcircuit eut gnd -vo +vo -vin +vin ft-a/bx1d load -vo (0v) +vo vin c + -vin +vin fuse ft-a/bx1dismornsun seftsuppresser fornominalvoltage<48v,c 330 f/50v fornominalvoltage=48v,c 330 f/100v (figure3)
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun ura_ymd-6wr2&urb_ymd-6wr2 2013.12.02-b/0 page 4 of 6 emitestwaveform(recommendedcircuitfigure1- ) URB2405YMD-6WR2 ce classb,positiveline URB2405YMD-6WR2 ce classb,negativeline ura4805ymd-6wr2 ce classb,positiveline ura4805ymd-6wr2 ce classb,negativeline product typical performance curve operating temp.() temperature derating graph (figure4) 50 55 60 65 70 75 80 85 90 95 100 9121518212427303336 efficiency(%) input voltage(v) efficiency vs input voltage curve (full load) ura 2405 ymd - 6 wr 2 20 30 40 50 60 70 80 90 100 5102030405060708090100 efficiency(%) total output current (%) efficiency vs output load curve (vin=vin-nominal) ura 2405 ymd - 6 wr 2 50 55 60 65 70 75 80 85 90 95 100 9 12 15 18 21 24 27 30 33 36 efficiency(%) input voltage(v) efficiency vs input voltage curve (full load) urb2405ymd - 6wr2 20 30 40 50 60 70 80 90 100 5102030405060708090100 efficiency(%) total output current (%) efficiency vs output load curve (vin=vin-nominal) urb2405ymd - 6wr2
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun ura_ymd-6wr2&urb_ymd-6wr2 2013.12.02-b/0 page 5 of 6 ura_ymd-6wr2&urb_ymd-6wr2pcbmountingoutlinedimensions,recommended footprint ura_ymd-6wr2a2s&urb_ymd-6wr2a2schassismountingoutlinedimensions footprintdetails pin 1 2 3 4 5 6 dual nc gnd vin -vo 0v +vo single nc gnd vin 0v nc +vo ura_ymd-6wr2a4s&urb_ymd-6wr2a4sdin-railmountingoutlinedimensions din-railmodulesarefittingtots35rails footprintdetails pin 1 2 3 4 5 6 dual nc gnd vin -vo 0v +vo single nc gnd vin 0v nc +vo packagediagram
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun ura_ymd-6wr2&urb_ymd-6wr2 2013.12.02-b/0 page 6 of 6 specialpackageseries a2s/a4s testconfigurations inputreflected-ripplecurrenttestsetup inputreflected-ripplecurrentismeasuredwithaninductorlinandcapacitorcintosimulatethesourceimpedance. dc cin lin dc load oscilloscope current probe lin(4.7 h) cin(220 f,esr<1.0 at100khz) designconsiderations 1)recommendedcircuit alltheura_ymd-6wr2&urb_ymd-6wr2serieshavebeentestedaccordingtothefollowingrecommendedtestcircuitbeforeleavingthe factory(seefigure5). ifyouwanttofurtherdecreasetheinput/outputripple,youcanincreaseacapacitance-valuesproperlyorchoosecapacitorswithlowesr, but thetotalcapacitanceofthefiltercapacitormustnotexceedthemax.capacitiveload. cin: 100 f vinnom=24v cin:10 f~47 f vinnom=48v cout:10 f vin gnd +vo 0v dc cin dc cout cout -vo dual single vin gnd +vo 0v dc cin dc cout (figure5) 2)itisnotrecommendedtoincreasetheoutputpowercapabilitybyconnectingtwoormoreconvertersinparallel.theproductis not hot-swappable note: 1. min. load shouldn't be less than 5%, otherwise ripple maybe increase d dramatically , if the product operate s under min. load, it may not be guaranteedtomeetallspecificationslisted.operationunderminimumloadwillnotdamagetheconverter. 2.recommendeddualoutputmodelsunbalancedloadis ? 5%,iftheproductoperates> 5%,itmaynotbeguaranteedtomeetallspecifications listed.pleasecontactourtechnicalsupportformoredetails. 3.max.capacitiveloadistestedatinputvoltagerangeandfullload. 4.allspecificationsmeasuredatta=25 c,humidity<75%,nominalinputvoltageandratedoutputloadunlessotherwisespecified. 5. in this datasheet, all test methods are based on our corporate standards. 6.allcharacteristicsareforlistedmodels,andnon-standardmodelsmayperformdifferently.pleasecontactourtechnicalsupportformoredetails. 7.pleasecontactourtechnicalsupportforanyspecificrequirement. 8. specifications of this product are subject to changes without prior notice . mornsunscience&technologyco.,ltd. address:no.5,kehuist.1,kehuidevelopmentcenter,scienceave.,guangzhousciencecity,luogangdistrict,guangzhou,p.r.china. tel:86-20-38601850 fax:86-20-38601272 e-mail: info@mornsun.cn http://www.mornsun-power.com
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