thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun a _xt-1wr2 2013.12.17-a/0 page1of5 features ultra-miniaturesmdpackage 1500vdcisolation operating t emperature r ange: -40 ~ +105 efficiency up to 8 2 % internalsmdconstruction noexternalcomponentrequired industrystandardpinout applications thea_xt-1wr2seriesaredesignedforapplicationwhere isolatedoutputisrequiredfromadistributedpowersystem. theseproductsapplytowhere: 1) inputvoltagerang: 10%vin; 2) 1500vdcinputandoutputisolation; 3) regulatedandlowripplenoiseisnotrequired, suchas:digitalcircuit,lowfrequencyanalogcircuit,and relaydrivecircuit. a_xt-1wr2series 1w fixedinput,isolated& unregulateddualoutput patentprotectedrohs part number system a0505xt-1wr2 ratedpower ackage p output voltage input voltage productseries selectionguide model inputvoltage(vdc) output voltage (vdc) outputcurrent (ma) inputcurrent (ma,typ.) reflected ripple current (ma,typ.) max. capacitive load( f) efficiency(%) @max.load nominal (range) max. min. @max. load @no load min. typ. A0305XT-1WR2 3.3 (2.97-3.63) 5 100 10 388 25 15 100 74 78 a0312xt-1wr2 12 42 5 379 76 80 a0315xt-1wr2 15 33 3 379 76 80 a0505xt-1wr2 5 (4.5-5.5) 5 100 10 250 20 76 80 a0509xt-1wr2 9 56 6 250 76 80 a0512xt-1wr2 12 42 5 247 77 81 a0515xt-1wr2 15 33 3 247 77 81 a0524xt-1wr2 24 21 2 247 77 81 a1205xt-1wr2 12 (10.8-13.2) 5 100 10 104 15 76 80 a1209xt-1wr2 9 56 6 104 76 80 a1212xt-1wr2 12 42 5 103 77 81 a1215xt-1wr2 15 33 3 103 77 81 a1224xt-1wr2 24 21 2 103 77 81 a2405xt-1wr2 24 (21.6-26.4) 5 100 10 51 7 78 82 a2409xt-1wr2 9 56 6 51 78 82 a2412xt-1wr2 12 42 5 51 78 82 a2415xt-1wr2 15 33 3 51 78 82 a2424xt-1wr2 24 21 2 51 78 82 input specifications item testconditions min. typ. max. unit inputsurgevoltage (1sec.max.) 3.3vdcinput -0.7 -- 5 vdc 5vdcinput -0.7 -- 9 12vdcinput -0.7 -- 18 24vdcinput -0.7 -- 30 inputfilter capacitor
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun a _xt-1wr2 2013.12.17-a/0 page2of5 output specifications item testconditions min. typ. max. unit outputvoltageaccuracy seetoleranceenvelopecurve lineregulation forvinchangeof 1% -- -- 1.2 % loadregulation 10% to100%load 5vdcoutput -- 12 -- % 9vdcoutput -- 8 -- 12vdcoutput -- 7 -- 15vdcoutput -- 6 -- 24vdcoutput -- 5 -- temperaturecoefficient 100%load -- -- 0.03 %/ c ripple&noise* 20mhzbandwidth -- 60 -- mvp-p shortcircuitprotection continuous,automaticrecovery note:*rippleandnoisetestedwith parallelcable method.seedetailedoperationinstructionsat dc-dcapplicationnotes. common specifications item testconditions min. typ. max. unit isolationvoltage input-output,testedfor1minuteandleakage currentlessthan1ma 1500 -- -- vdc isolationresistance input-output,testat500vdc 1000 -- -- m isolationcapacitance input-output,,100khz/0.1v -- 20 -- pf switchingfrequency fullload,nominalinput -- 100 300 khz mtbf mil-hdfk-217f@25 3500 -- -- khours casematerial epoxyresin(ul94-v0) weight -- 1.8 -- g environmental specifications item testconditions min. typ. max. unit storagehumidity noncondensing -- -- 95 % operatingtemperature powerderating( 100 ,seefigure2) -40 -- 105 c storagetemperature -55 -- 125 casetemperaturerise ta=25 c -- 25 -- leadtemperature 1.5mmfromcasefor10seconds -- -- 300 cooling freeairconvection emc specifications emi ce cispr22/en55022 classb(recommendedcircuitrefertofigure1) re cispr22/en55022 classb(recommendedcircuitrefertofigure1) ems esd iec/en61000-4-2 contact 6kv perf.criteriab emcrecommendedcircuit emitypicalrecommendedcircuit classb vin gnd +vo eut load ldm c0 vin gnd -vo (figure1) recommendedtypicalcircuitparameters: vin(v) 3.3/5/12/24 emi c0 4.7 f/50v ldm 6.8 h
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun a _xt-1wr2 2013.12.17-a/0 page3of5 emitestwaveform(recommendedcircuitfingure1) a0505xt-1wr2ce(classb,positiveline) a0505xt-1wr2ce(classb,negativeline) a1205xt-1wr2ce(classb,positiveline) a1205xt-1wr2ce(classb,negativeline) product typical curve tolerance envelope curve +10% +5% 50 100 +2.5% -2.5% -7.5% rated output voltage o u t p u t v o l t a g e ( % ) a c c u r a c y output current percent(%) t y p i c a l l o a d l i n e 70 (nominal input voltage) 120 100 80 60 40 20 0 -40 0 40 80100 105 o u t p u t p o w e r p e r c e n t ( % ) ambient temp.() safe operating area temperature derating graph ? 2 50 55 60 65 70 75 80 85 90 95 100 4.64.74.84.955.15.25.35.45.5 efficiency(%) input voltage(v) efficiency vs input voltage curve (full load) a0505xt-1wr2 0 10 20 30 40 50 60 70 80 90 100 102030405060708090100 efficiency(%) total output current (%) efficiency vs output load curve (vin=vin-nominal) a0505xt - 1wr2 50 55 60 65 70 75 80 85 90 95 100 10.811.111.411.71212.312.612.913.213.5 efficiency(%) input voltage(v) efficiency vs input voltage curve (full load) a1205xt-1wr2 0 10 20 30 40 50 60 70 80 90 100 102030405060708090100 efficiency(%) total output current (%) efficiency vs output load curve (vin=vin-nominal) a 1205 xt - 1 wr 2
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun a _xt-1wr2 2013.12.17-a/0 page4of5 recommended reflow soldering profile refer to ipc/jedec j-std-020d standard, our products recommended reflow soldering profile as follow: 0 50 100 150 200 250 time (sec.) t e m p e r a t u r e ( ) peak.temp 245 (max.) 245 217 60 max (>217) sec note:thecurveonlyappliestothehotairreflowsoldering dimensions,recommendedfootprint&packaging testconfigurations inputreflected-ripplecurrenttestsetup inputreflected-ripplecurrentismeasuredwithaninductorlinandcapacitorcintosimulatethesourceimpedance. dc cin lin dc load oscilloscope current probe lin(4.7 h) cin(220 f,esr<1.0 at100khz)
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun a _xt-1wr2 2013.12.17-a/0 page5of5 note: 1.operationunderminimumloadwillnotdamagetheconverter;however,theymaynotmeetallspecifications. 2.max.capacitiveloadistestedatnominalinputvoltageandfullload. 3.unlessotherwisenoted,allspecificationsaremeasuredatta=25 c,humidity<75%,nominalinputvoltageandratedoutputload. 4.inthisdatasheet,alltestmethodsarebasedonourcorporatestandards. 5.allcharacteristicsareforlistedmodels,andnon-standardmodelsmayperformdifferently.pleasecontactourtechnicalsupportformoredetail. 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 designconsiderations 1)requirementforoutputload toensurethismoduleoperateefficientlyandreliably,theminimumoutputloadcouldnotbelessthan10%ofthefullload.iftheactualoutput powerisverysmall,pleaseconnectaresistortotheoutputinparalleltoincreasetheload,oruseourcompany sproductswithalowerratedoutput power . 2)overloadprotection undernormaloperatingconditions,theoutputcircuitoftheseproductshavenotoverloadprotection.thesimplestmethodistoaddabreaker circuitinthecircuit. 3)recommendedcircuit ifyouwanttofurtherdecreasetheinput/outputripple,ancapacitorfilteringnetworkmaybeconnectedtotheinputandoutputendsofthe dc/dcconverter,refertofigure3. itshouldalsobenotedthatthecapacitanceofthecapacitormustbeproper.ifthecapacitanceistoolarge,astartupproblemmightarise.for ensuringeverychannelofoutputcanprovideasafeandreliableoperation,therecommendedcapacitanceofthecapacitorrefertotable1. vin gnd +vo 0v dc cin dc cout cout -vo (figure3) externalcapacitortable(table1) it snotrecommendedtoconnectanyexternalcapacitorintheapplicationfieldwithlessthan0.5wattoutput. 4)outputvoltageregulationandover-voltageprotectioncircuit thesimplestdeviceforoutputvoltageregulation,over-voltageandover-currentprotectionisalinearregulatorwithoverheatprotectionwhichis connectedtotheinputoroutputinseries(figure4)andancapacitorfilteringnetwork.therecommendedcapacitanceofthecapacitorrefertotable1, linearregulatorbasedontheactualvoltageandcurrenttomakeareasonableselection. vin gnd 0v +vo dc dc -vo reg reg reg (figure4) 5)itisnotrecommendedtoincreasetheoutputpowercapabilitybyconnectingtwoormoreconvertersinparallel.theproductisnot hot-swappable vin (vdc) cin ( f) dual vout (vdc) cout ( f) 3.3 4.7 5 4.7 5 4.7 9 2.2 12 2.2 12 1 24 1 15 1 -- -- 24 0.47
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