thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun urb1d_ld-15w&urb1d_ld-20w 2013.11.14-a/1 page1of8 features efficiencyupto89% 4:1wideinputvoltagerange 1.5kvdcisolation operatingtemperaturerange:-40 c~+85 c outputovercurrentprotection,outputover voltageprotection,inputundervoltageprotection andoutputshortcircuitprotection(automatic recovery) six-sidedmetalshield,industrystandardpinout inversepolarityprotectionfora2s chassis mounting anda4s din-railmounting meeten60950 application urb1d_ld-15w&urb1d_ld-20wserieswideinputvoltage rangeis40-160vdc.itissuitablefor72v,96v,110vstandard inputofthebusvoltage,singleoutputand1500vdcisolation,over current,overvoltageandshort-circuitprotection.itoffersgoodemc performance,meeten60950standards.allmodelsareparticularly suitedtorailwayetc. urb1d_ld-15w& urb1d_ld-20wseries ultrawideinput,isolated®ulated singleoutputdc-dcconverter patentprotectedrohs partnumbersystem urb1d05ld-20w package style output voltage input voltage product series selectionguide approval model inputvoltage(vdc) output voltage (vdc) outputcurrent(ma)inputcurrent(ma)(typ.) reflected ripple current (ma,typ.) max. capacitive load( f) efficiency (%,typ.) @max.load nominal (range) max. max. min. @max. load @no load ce URB1D03LD-15W 110 (40-160) 176 3.3 4000 200 120 15 25 4020 87 urb1d05ld-15w 5 3000 150 153 15 4020 89 urb1d12ld-15w 12 1250 63 155 8 1600 88 urb1d15ld-15w 15 1000 50 155 8 1000 88 urb1d24ld-15w 24 625 32 155 8 470 88 urb1d05ld-20w 5 4000 200 204 15 4020 89 urb1d12ld-20w 12 1667 83 206 8 1600 88 urb1d15ld-20w 15 1333 67 206 8 1000 88 urb1d24ld-20w 24 833 42 206 8 470 88 note: serieswithsuffix h areheatsinkmounting;serieswithsuffix a2s arechassismounting withsuffix a4s aredin-railmounting, forexampleurb1d05ld-20wha2sischassismountingofwithheatsink,urb1d05ld-20wa4sisdin-railmountingofwithoutheatsink, iftheapplicationhasahigherrequirementforheatdissipation,youcanchoosemoduleswithheatsink; absolutemaximumratingwithoutdamageontheconverter; theefficiencyof"a2s"and"a4s"isapprox.2%lowerfortheprotectionofinversepolarity. input specifications item testconditions min. typ. max. unit inputsurgevoltage(1sec.max.) -0.7 -- 200 vdc start-upvoltage 100%load -- -- 39.8
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun urb1d_ld-15w&urb1d_ld-20w 2013.11.14-a/1 page2of8 undervoltageshutdown 100%load 36.0 -- -- vdc start-uptime nominalinput&constantresistanceload -- 10 -- ms ctrl * modelson ctrlopenorconnectttlhighlevel(2.5-12vdc) modelsoff ctrlconnectgndorlowlevel(0-1.2vdc) inputcurrent(modelsoff) -- 1 -- ma inputfilter pifilter note:*thectrlpinvoltageisreferencedtognd. output specifications item testconditions min . typ . max . unit outputvoltageaccuracy -- 1 3 % lineregulation fullload,inputvoltagefromlowtohigh -- 0.2 0.5 loadregulation 5%to100%load -- 0.5 1 transientrecoverytime 25%loadstepchange -- 500 800 us transientresponsedeviation -- 3 5 % temperaturedrift fullload -- 0.02 -- %/ c ripple&noise* 20mhzbandwidth 50 75 100 mv outputvoltagerange(trim) -- 10%vo -- vdc outputovervoltageprotection 3.3voutput -- 4.1 -- 5voutput -- 6.2 -- 12voutput -- 15 -- 15voutput -- 18 -- 24voutput -- 28.8 -- overcurrentprotection fullinputvoltage 110 130 170 % outputshortcircuitprotection continuous,automaticrecovery note:*rippleandnoisetestedwith"parallelcable"method.seedetailedoperationinstructionsatdc-dcapplicationnotes. common specifications item testconditions min. typ. max. unit isolationvoltage testedfor1minute,leakagecurrentlessthan1ma 1500 -- -- vdc isolationresistance testat500vdc 1000 -- -- m isolationcapacitance input/output,100khz/0.1v -- 2000 -- pf switchingfrequency pwmmode -- 300 -- khz mtbf mil-hdbk-217f@25 1000 -- -- khours safetyapprovals en60950 casematerial aluminumalloy size pcbmounting withoutheatsink 50.80 25.40 11.80 mm pcbmounting withheatsink 50.80 25.40 16.30 a2schassismounting withoutheatsink 76.00 31.50 21.20 a2schassismounting withheatsink 76.00 31.50 25.10 a4sdin-railmounting withoutheatsink 76.00 31.50 25.80 a4sdin-railmounting withheatsink 76.00 31.50 29.70 weight pcbmounting withoutheatsink -- 28 -- g pcbmounting withheatsink -- 36 -- a2schassismounting withoutheatsink -- 50 -- a2schassismounting withheatsink -- 58 -- a4sdin-railmounting withoutheatsink -- 70 -- a4sdin-railmounting withheatsink -- 78 -- environmental specifications item testconditions min. typ. max. unit storagehumidity noncondensing 5 -- 95 % operatingtemperature seetemperaturederatingcurve figure3 -40 -- 85 c storagetemperature -55 -- 125
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun urb1d_ld-15w&urb1d_ld-20w 2013.11.14-a/1 page3of8 themax.casetemperature operatingtemperaturecurverange -- -- 105 c leadtemperature 1.5mmfromcasefor10seconds -- -- 300 cooling freeairconvection railway converter proprietary specifications transientinputvoltage ria12 385v/20msperf.criteriaa (pulseinterval>60s) (withmornsun sfc-cx1dmodule,refertofigure1) maximuminputvoltage en50155 1800v(5/50us,5 or100 )perf.criteriab (pulseinterval>60s) (withmornsun sfc-cx1dmodule,refertofigure1) en50155 8400v(0.05/0.1 s,100 )perf.criteriab (pulseinterval>60s) (withmornsun sfc-cx1dmodule,refertofigure1) emcspecifications emi ce classb(withmornsun sfc-cx1dmodule,refertofigure1) re classb(withmornsun sfc-cx1dmodule,refertofigure1) ems esd iec/en61000-4-2 contact 6kv perf.criteriab rs iec/en61000-4-3 10v/m perf.criteriaa eft iec/en61000-4-4 4kv (withmornsun sfc-cx1dmodule,refertofigure1) perf.criteriab surge iec/en61000-4-5 2kv/ 4kv(withmornsun sfc-cx1dmodule,refertofigure1) perf.criteriab cs iec/en61000-4-6 3vr.m.s perf.criteriaa voltagedips,short andinterruptions immunity iec/en61000-4-29 0%-70% perf.criteriab emc module application circuit +vin -vin fc-c01d dc-dc converter +vo 0v +vo -vo fuse + c0 cy1 cy2 fc-cx1d sinputvoltagerange:40v-160v (figure1) fuse:chooseaccordingtocustomeractualinputcurrent. c0:recommendtouse100uf/200velectrolyticcapacitor;itisusedtosuppressvoltagedips,isnotdesignedwithoutrequirementofthe application. cy1/cy2:1nf/2kv. emcmodulerecommendedcircuitpcblayout (figure2) note:pcblayoutcarryoutaccordingtothemoduleapplicationcircuit,refertofigure2,needtoaddcapacitancec0andchangethe urb1d_ld-15w& urb1d_ld- 20w pinpackage. emitestwaveform( class b apply circuit) urb1d05ld-15wce(positiveline) urb1d05ld-15wce(negativeline) fc-cx1d
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun urb1d_ld-15w&urb1d_ld-20w 2013.11.14-a/1 page4of8 urb1d05ld-20wce(positiveline) urb1d05ld-20wce(negativeline) producttypicalcurve temperaturederatinggraph urb1d05ld-15w operatingtemp ( ) urb1d05ld- 20 w operatingtemp ( ) (figure3) 50 55 60 65 70 75 80 85 90 95 100 40 50 60 70 80 90 100 110 120 130 140 150 160 efficiency(%) input voltage(v) efficiency vs input voltage curve (full load) urb1d05ld - 20w urb1d05ld-15w 0 10 20 30 40 50 60 70 80 90 100 5102030405060708090100 efficiency(%) total output current (%) efficiency vs output load curve (vin=vin-nominal) urb1d05ld-20w urb1d05ld-15w 50 55 60 65 70 75 80 85 90 95 100 40 50 60 70 80 90 100 110 120 130 140 150 160 efficiency(%) input voltage(v) efficiency vs input voltage curve (full load) urb1d15ld-20w urb1d15ld - 15w 0 10 20 30 40 50 60 70 80 90 100 5102030405060708090100 efficiency(%) total output current (%) efficiency vs output load curve (vin=vin-nominal) urb1d15ld-20w urb1d15ld-15w
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun urb1d_ld-15w&urb1d_ld-20w 2013.11.14-a/1 page5of8 pcbmounting(withoutheatsink)outlinedimensions,recommendedfootprint pcbmountin g(withheatsink)outlinedimensions urb1d_ld-15wa2s&urb1d_ld-20wa2sschassismountingoutlinedimensions footprintdetails: pin 1 2 3 4 5 6 function ctrl gnd vin 0v trim +vo
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun urb1d_ld-15w&urb1d_ld-20w 2013.11.14-a/1 page6of8 urb1d_ld-15wha2s&urb1d_ld-20wha2schassismountingoutlinedimensions footprintdetails pin 1 2 3 4 5 6 function ctrl gnd in 0v trim +vo urb1d_ld-15wa4s&urb1d_ld-20wa4sdin-railmountingoutlinedimensions din-railmodulesarefittingtots35rails footprintdetails: pin 1 2 3 4 5 6 function ctrl gnd vin 0v trim +vo urb1d_ld-15wha4s&urb1d_ld-20wha4sdin-railmountingoutlinedimensions din-railmodulesarefittingtots35rails footprintdetails pin 1 2 3 4 5 6 function ctrl gnd vin 0v trim +vo
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun urb1d_ld-15w&urb1d_ld-20w 2013.11.14-a/1 page7of8 packagediagram specialpackageseries a2s/a4s testconfigurations inputreflected-ripplecurrenttestsetup inputreflected-ripplecurrentismeasuredwithaninductorlinandcapacitorcintosimulatesourceimpedance. dc cin lin dc load oscilloscope current probe lin(4.7 h) cin(220 f,esr<1.0 at100khz) trimapplication&trimresistance applicationcircuitfortrim(partinbrokenlineistheinteriorofmodels) 0v r 2 r 1 r 3 v ref r t trim +vo 0v r 2 r 1 r 3 v ref r t trim +vo trim up trim down formulaforresistanceoftrim up: a= vref vo -vref r 1 r= t ar 2 r-a 2 -r 3 down: a= vref vo -vref r 2 r= t ar 1 r-a 1 -r 3 note:trimhungupwhennotinuse; valueforr1,r2,r3,andvrefrefertotheabove(table1) rt:resistanceoftrim, a:user-definedparameter,noactualmeanings vo :thetrimup/downvoltage. (table1) vo parameter 3.3(vdc) 5(vdc) 12(vdc) 15(vdc) 24(vdc) r1(k ) 4.801 2.883 10.971 14.497 24.872 r2(k ) 2.864 2.864 2.864 2.864 2.863 r3(k ) 15 10 17.8 17.8 17.8 vref(v) 1.24 2.5 2.5 2.5 2.5
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun urb1d_ld-15w&urb1d_ld-20w 2013.11.14-a/1 page8of8 note: 1.min.loadshouldn'tbelessthan5%,otherwiseripplemaybeincreaseddramatically,iftheproductoperatesundermin.load,itmaynotbe guaranteedtomeetallspecificationslisted.operationunderminimumloadwillnotdamagetheconverter. 2. max.capacitiveloadistestedatinputvoltagerangeandfullload. 3.allspecificationsmeasuredatta=25 c,humidity<75%,nominalinputvoltageandratedoutputloadunlessotherwisespecified. 4. inthisdatasheet,alltestmethodsarebasedonourcorporatestandards. 5. allcharacteristicsareforlistedmodels,andnon-standardmodelsmayperformdifferently.pleasecontactourtechnicalsupportformoredetails. 6.pleasecontactourtechnicalsupportforanyspecificrequirement. 7. specificationsofthisproductaresubjecttochangeswithoutpriornotice. 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 design considerations 1)recommendedcircuit alltheurb1d_ld-15w&urb1d_ld-20wserieshavebeentestedaccordingtothefollowingrecommendedtestingcircuitbeforeleaving factory (seefigure4). ifyouwanttofurtherdecreasetheinput/outputripple,youcanincreaseacapacitanceproperlyorchoosecapacitorswithlowesr,butthe greatestcapacitanceofitsfiltercapacitormustlessthanthemax.capacitiveload.therecommendedcapacitanceofitsfiltercapacitorsees (table2). dc dc vin gnd +vo 0v cin cout (figure4) externalcapacitortable(table2) 2)itisnotrecommendedtoincreasetheoutputpowercapabilitybyconnectingtwoormoreconvertersinparallel.theproductisnothot- swappable capacitance output voltage cout( f) cin( f) 3.3v/5v 470 100 12/15v 220 24v 100
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