thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun a_s-1wr2&b_ls-1wr2 2013.06.18-a/2 page1of5 features miniaturesippackage efficiencyupto81% highpowerdensity 1500vdcisolation operatingtemperaturerange: -40 noexternalcomponentrequired industrystandardpinout continuousshortcircuitprotection (automaticrecovery) applications thea_s-1wr2&b_ls-1wr2seriesaredesigned forapplicationwhereisolatedoutputisrequiredfroma distributedpowersystem. theseproductsapplytowhere: 1)inputvoltagerang: 10%vin; 2)1500vdcinputandoutputisolation; 3)regulatedandlowripplenoiseisnotrequired, suchas:digitalcircuit,lowfrequencyanalogcircuit,and relaydrivecircuit. a_s-1wr 2&b_ls-1wr2series 1w,fixedinput,isolated&unregulated dual/singleoutputdc-dcconverter patentprotected rohs partnumbersystem a0515s-1wr2 ratedpower ackage p output voltage input voltage roductseries p selectionguide model input voltage(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. min. @max. load @no load B0303LS-1WR2 3.3 (2.97-3.63) 3.3 303 30 415 25 15 220 73 b0305ls-1wr2 5 200 20 388 78 a0503s-1wr2 5 (4.5-5.5) 3.3 152 15 274 20 100 73 a0505s-1wr2 5 100 10 250 80 a0512s-1wr2 12 42 5 250 80 a0515s-1wr2 15 33 4 248 81 a0524s-1wr2 24 21 2 248 81 b0503ls-1wr2 3.3 303 30 267 220 75 b0505ls-1wr2 5 200 20 250 80 b0512ls-1wr2 12 83 9 250 80 b0515ls-1wr2 15 67 7 248 81 b0524ls-1wr2 24 42 5 248 81 a1203s-1wr2 12 (10.8-13.2) 3.3 152 15 114 15 100 73 a1205s-1wr2 5 100 10 92 80 a1212s-1wr2 12 42 5 90 81 a1215s-1wr2 15 33 4 90 81 b1203ls-1wr2 3.3 303 30 111 220 75 b1205ls-1wr2 5 200 20 92 80 b1212ls-1wr2 12 83 9 92 80 b1215ls-1wr2 15 67 7 90 81 a1505s-1wr2 15 (13.5-16.5) 5 100 10 84 10 100 80 a1515s-1wr2 15 33 4 84 81 b1505ls-1wr2 5 200 20 84 220 80 b1515ls-1wr2 15 67 7 84 81
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun a_s-1wr2&b_ls-1wr2 2013.06.18-a/2 page2of5 a2403s-1wr2 24 (21.6-26.4) 3.3 152 15 60 7 15 100 73 a2405s-1wr2 5 100 10 53 80 a2412s-1wr2 12 42 5 51 81 a2415s-1wr2 15 33 4 51 80 a2424s-1wr2 24 21 2 51 80 b2403ls-1wr2 3.3 303 30 60 220 75 b2405ls-1wr2 5 200 20 56 79 b2412ls-1wr2 12 83 9 51 81 b2415ls-1wr2 15 67 7 52 81 b2424ls-1wr2 24 42 4 52 81 note: foreachoutput. 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 15vdcinput -0.7 -- 21 24vdcinput -0.7 -- 30 inputfilter capacitor output specifications item testconditions min. typ. max. unit outputvoltageaccuracy seetoleranceenvelopecurve lineregulation forvinchangeof 1% 3.3voutput -- -- 1.5 % others -- -- 1.2 loadregulation 10%to100%load 3.3voutput -- 18 -- 5voutput -- 12 -- 12voutput -- 8 -- 15voutput -- 7 -- 24voutput -- 6 -- temperaturecoefficient 100%load -- -- 0.03 %/ c ripple&noise* 20mhz bandwidth outputvoltage 12v -- 30 -- mvp-p 15v,24voutputvoltage -- 60 -- shortcircuitprotection continuous,automaticrecovery note:*rippleandnoisetestedwith parallelcable method.seedetailedoperationinstructionsatdc-dcapplicationnotes. common specifications item testconditions min. typ. max. unit isolationvoltage input-output,testedfor1minuteandleakagecurrentlessthan1ma 1500 -- -- vdc isolationresistance input-output,testat500vdc 1000 -- -- m isolationcapacitance input-output,100khz/0.1v -- 20 -- pf switchingfrequency fullload,nominalinput -- 100 300 khz mtbf mil-hdbk-217f@25 3500 -- -- khours casematerial epoxyresin(ul94-v0) weight -- 2.4 -- g environmental specifications item testconditions min. typ. max. unit storagehumidity noncondensing -- -- 95 % operatingtemperature powerderating(above85 , seefigure2) -40 -- 105 c storagetemperature -55 -- 125 temp.riseatfullload ta=25 -- 25 -- leadtemperature 1.5mmfromcasefor10seconds -- -- 300 cooling freeairconvection
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun a_s-1wr2&b_ls-1wr2 2013.06.18-a/2 page3of5 emcspecifications emi ce cispr22/en55022 classb(recommendedcircuitrefertofigure1) re cispr22/en55022 classb(recommendedcircuitrefertofigure1) ems esd a_s-1wr2 iec/en61000-4-2 contact 6kv perf.criteriab b_ls-1wr2 iec/en61000-4-2 contact 8kv perf.criteriab emcrecommendedcircuit emi typical recommended circuit ( class b ): vin gnd +vo -vo () 0v eut load ldm c0 vin gnd (figure1) recommendedexternalcircuitparameters: vin(v) 3.3/5/12/15/24 emi c0 4.7 f/50v ldm 6.8 h emitestwaveform(recommendedcircuitfingure1) a2415s-1wr2 ce(classb,positiveline) a2415s-1wr2 ce(classb,negativeline) b0505ls-1wr2 ce(classb,positiveline) b0505ls-1wr2 ce(classb,negativeline) product typical curve tolerance envelope curve +10% +5% 50% 100% +2.5% -2.5% -7.5% 120 100 80 60 40 20 0 -40 0 40 85 105120 rated output voltage o u t p u t v o l t a g e ( % ) a c c u r a c y o u t p u t p o w e r p e r c e n t ( % ) output current percent(%) ambient temp.() temperature derating curve safe operating area t y p i c a l l o a d l i n e 70% (nominal input voltage) (figure2)
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun a_s-1wr2&b_ls-1wr2 2013.06.18-a/2 page4of5 efficiency vs input voltage curve (full load) 50 55 60 65 70 75 80 85 90 95 100 4.64.74.84.955.15.25.35.45.5 input voltage(v) efficiency(%) a0505s-1wr2 efficiency vs output load curve (vin=vin-nominal) 0 10 20 30 40 50 60 70 80 90 100 102030405060708090100 total output current (%) efficiency(%) a0505s-1wr2 efficiency vs input voltage curve (full load) 50 55 60 65 70 75 80 85 90 95 100 22 22.5 23 23.5 24 24.5 25 25.5 26 26.4 input voltage(v) efficiency(%) a2415s-1wr2 efficiency vs output load curve (vin=vin-nominal) 0 10 20 30 40 50 60 70 80 90 100 102030405060708090100 total output current (%) efficiency(%) a2415s-1wr2 dimensions,recommendedfootprint&packaging
thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby mornsun a_s-1wr2&b_ls-1wr2 2013.06.18-a/2 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 testconfigurations input reflected-ripple current test setup inputreflected-ripplecurrentismeasuredwithaninductorlinandcapacitorcintosimulatesourceimpedance. dc cin lin dc load oscilloscope current probe lin(4.7 h) cin(220 f,esr<1.0 at100khz) designconsiderations 1)requirementonoutputload toensurethismodulecanoperateefficientlyandreliably,duringoperation,theminimumoutputloadcouldnotbelessthan10%ofthefullload. iftheactualoutputpowerisverysmall,pleaseconnectaresistorattheoutputendinparalleltoincreasetheload,oruseourcompany sproducts withalowerratedoutputpower. 2)overloadprotection undernormaloperatingconditions,theoutputcircuitoftheseproductshasnoprotectionagainstoverload.thesimplestmethodistoadda circuitbreakertothecircuit. 3)recommendedcircuit ifyouwanttofurtherdecreasetheinput/outputripple,acapacitorfilteringnetworkmaybeconnectedtotheinputandoutputendsofthedc/dc converter,see(figure3). itshouldalsobenotedthatthecapacitanceoffiltercapacitormustbeproper.ifthecapacitanceistoobig,astartupproblemmightarise.for everychannelofoutput,providedthesafeandreliableoperationisensured,therecommendedcapacitanceofitsfiltercapacitorsees(table1). vin gnd +vo 0v dc cin dc cout cout -vo dual output single output vin gnd +vo 0v dc cin dc cout (figure3) externalcapacitortable(table1) note: # foreachoutput. it snotrecommendedtoconnectanyexternalcapacitorintheapplicationfieldwithlessthan0.5wattoutput. 4)theinputandtheoutputoftheproductarerecommendedtobeconnectedtoceramiccapacitororelectrolyticcapacitor. usingtantalumcapacitormaycauseriskoffailure vin (vdc) cin ( f) singlevo (vdc) cout ( f) dualvo (vdc) cout ( f) 3.3/5 4.7 3.3/5 10 3.3/ 5 4.7 12 2.2 12 2.2 12 1 15 2.2 15/24 1 15/ 24 0.47 24 1 -- -- -- -- 5)itisnotrecommendedtoincreasetheoutputpowercapabilitybyconnectingtwoormoreconvertersinparallel.theproductisnothot- swappable
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