dc/dc converter a_d-1wr2series 2014.03.03-a/0 page1of4 mornsunguangzhouscience&technologyco.,ltd.reservesthecopyrightandrightoffinalinterpretation 1w,fixedinputvoltage,isolated&unregulateddual output patentprotection rohs features l dippackage l efficiencyupto81% l operatingtemperaturerange:-40 to+105 l isolation voltage: 1.5k vdc l continuousshortcircuitprotection l noexternalcomponentrequired l internationalstandardpin-out a_d-1wr2seriesisspeciallydesignedforapplicationswhereanisolatedvoltageisrequiredinadistributedpowersupplysystem.itis suitablefor 1.wherethevoltageoftheinputpowersupplyisstable(voltagevariation: 10%vin); 2.whereisolationisnecessarybetweeninputandoutput(isolationvoltage 1500vdc); 3.wheredonothashighrequirementoflineregulationandloadregulation; 4.suchas:puredigitalcircuits,lowfrequencyanalogcircuits,relay-drivencircuitsanddataswitchingcircuits. selection guide partno. inputvoltage (vdc) output efficiency(%, min./t yp.) @fullload max.capacitive load* ( f) outputvoltage (vdc) outputcurrent(ma) (max./min.) A0505D-1WR2 4.5-5.5 (5vdcnominal) 5 100/ 10 76/80 100 a0509d-1wr2 9 56/ 6 76/80 a0512d-1wr2 12 42/ 5 77/81 a0515d-1wr2 15 34/ 4 77/81 a0524d-1wr2 24 21/ 3 77/81 a1205d-1wr2 10.8-13.2 (12vdcnominal) 5 100/ 10 76/80 a1209d-1wr2 9 56/ 6 76/80 a1212d-1wr2 12 42/ 5 77/81 a1215d-1wr2 15 34/ 4 77/81 a1224d-1wr2 24 21/ 3 77/81 a1505d-1wr2 13.5-16.5 (15vdcnominal) 5 100/ 10 76/80 a1509d-1wr2 9 56/ 6 76/80 a1512d-1wr2 12 42/ 5 77/81 a1515d-1wr2 15 34/ 4 77/81 a1524d-1wr2 24 21/ 3 77/81 a2405d-1wr2 21.6-26.4 (24vdcnominal) 5 100/ 10 76/80 a2409d-1wr2 9 56/ 6 76/80 a2412d-1wr2 12 42/ 5 77/81 a2415d-1wr2 15 34/ 4 77/81 a2424d-1wr2 24 21/ 3 77/81 note:*thecapacitiveloadsofpositiveandnegativeoutputsarethesame. inputspecifications item operating c onditions min. typ. max. unit input c urrent (full load / no - load) 5v input -- 256/25 -- ma 12v input -- 106/15 -- 15v input -- 84/10 -- 24v input -- 54/7 --
dc/dc converter a_d-1wr2series 2014.03.03-a/0 page2of4 mornsunguangzhouscience&technologyco.,ltd.reservesthecopyrightandrightoffinalinterpretation surge voltage (1sec. max.) 5v input -0.7 -- 9 vdc 12v input -0.7 -- 18 15v input -0.7 -- 21 24v input -0.7 -- 30 reflected r ipple c urrent -- 15 -- ma input f ilter capacitor filter outputspecifications item operating c onditions min. typ. max. unit output v oltage a ccuracy see tolerance envelope graph (fig. 1) line r egulation input voltage change: 1% -- -- 1.2 % load r egulation 10%-100% load 5vdc output -- 12 -- 9 vdc output -- 9 -- 12vdc output -- 8 -- 15vdc output -- 7 -- 24vdc output -- 6 -- ripple & n oise* 20mhz bandwidth -- 60 -- mvp-p temperature d rift c oefficient 100% load -- -- 0.03 %/ c output s hort c ircuit p rotection ** 5v/12v/15input con tinuous , self-recovery 24vinput -- -- 1 s note:*rippleandnoisetestedwith parallelcable method,pleaseseedc-dcconverterapplicationnotesforspecificoperationmethods. **supplyvoltagemustbediscontinuedattheendofshortcircuitdurationfora_d-1wr2seriesof24vinput. generalspecifications item operating c onditions min. typ. max. unit insulation v oltage input-output, with the test time of 1 minute and the leak current lower than 1ma 150 0 -- -- vdc insulation r esistance input-output, insulation voltage 500vdc 1000 -- -- m isolation c apacitance input-output, 100khz/0.1v -- 20 -- pf operating t emperature derating if the temperature 85 c , (see fig. 2) -40 -- 105 c storage t emperature -55 -- 125 casing t emperature r ise ta=25 c -- 25 -- pin w elding r esistance t emperature welding spot is 1.5mm away from the casing, 10 seconds -- -- 300 storage h umidity n on-condensing -- -- 95 % switching f requency 100% load, nominal input voltage -- 100 300 khz mtbf mil-hdfk-217f@25 c 3500 -- -- k hours physical s pecifications casingmaterial blackflame-retardantheat-proofepoxyresin(ul94-v0) packagedimensions 20.00*10.00*7.00mm weight 2.4g(typ.) coolingmethods freeairconvection emc s pecifications emi conducted disturbance cispr22/en55022 class b (see fig. 4 for recommended circuit) radiated emission cispr22/en55022 class b (see fig. 4 for recommended circuit) ems electrostaticdischarge iec/en61000-4-2 contact 6 kv perf. criteria b
dc/dc converter a_d-1wr2series 2014.03.03-a/0 page3of4 mornsunguangzhouscience&technologyco.,ltd.reservesthecopyrightandrightoffinalinterpretation productcharacteristiccurve tolerance envelope graph +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 percentage(%) t y p i c a l l o a d c u r v e 70 (nominal input voltage) fig.1 120 100 80 60 40 20 0 o u t p u t p o w e r p e r c e n t ( % ) ambient temp.() temperature derating graph safe operating area 40 0 40 85 105 120 fig.2 A0505D-1WR2 50 55 60 65 70 75 80 85 90 95 100 4.5 4.6 4.7 4.8 4.9 5.0 5.1 5.2 5.3 5.4 5.5 efficiency(%) input voltage (v) efficiency vs input voltage (full load) A0505D-1WR2 0 10 20 30 40 50 60 70 80 90 100 10 20 30 40 50 60 70 80 90 100 efficiency(%) output current percentage (%) efficiency vs output load(vin=vin- nominal) a1205d-1wr2 50 55 60 65 70 75 80 85 90 95 100 10.8 11.0 11.3 11.5 11.8 12.0 12.2 12.4 12.6 12.8 13.2 efficiency(%) input voltage (v) efficiency vs input voltage (full load) a1205d-1wr2 0 10 20 30 40 50 60 70 80 90 100 10 20 30 40 50 60 70 80 90 100 efficiency(%) output current percentage (%) efficiency vs output load(vin=vin- nominal) design r eference 1.typicalapplication ifitisrequiredtofurtherreduceinputandoutputripple,afiltercapacitorcanbeconnectedtotheinputandoutputterminals,seefig.3. moreover,choosingsuitablefiltercapacitorisveryimportant,start-upproblemsmaybecausedbytoolargecapacitance.toensured themodulesrunningwell,therecommendedcapacitiveloadvaluesasshownintable1. vin gnd +vo 0v dc cin dc cout cout -vo single output fig.3 recommendedcapacitiveloadvaluetable(table1) vin (vdc) cin ( f) dualvout (vdc) cout ( f) 5 4.7 5 4.7 12 2.2 9/ 12 1 15 2.2 15/ 24 0.47 24 1 -- -- itisnotrecommendedtoconnectanyexternalcapacitorwhen outputpowerislessthan0.5w.
dc/dc converter a_d-1wr2series 2014.03.03-a/0 page4of4 mornsunguangzhouscience&technologyco.,ltd.reservesthecopyrightandrightoffinalinterpretation 2.emctypicalrecommendedcircuit(classb) vin gnd +vo -vo dcdc load ldm c1 vin gnd c2 fig.4 inputvoltage(v) 5/12/15/24 emi c1 4.7 f/50v c2 refertothecoutinfig.3 ldm 6.8 h 3.outputloadrequirements toensurethemoduleworkefficientlyandreliably,duringtheoperation,themin.outputloadshouldbenolessthan10%ofthefullload.if theactualoutputpowerislow,pleaseconnectaresistertotheoutputterminalinparallel,witharecommencedresistancewhichis10%of theratedpower,andderatingisrequiredduringoperation. 4.formoreinformationpleasefindtheapplicationnoteson www.mornsun-power.com dimensionsandrecommendedlayout note: 1. packinginformationpleasereferto'productpackinginformation'.packingbagnumber:58200009; 2. if the product is operated under the min. required load, the product performance cannot be guaranteed to comply with all performanceindexesinthisdatasheet; 3. themax.capacitiveloadshouldbetestedwithintheinputvoltagerangeandunderfullloadconditions; 4. unless otherwise specified, data in this data sheet should be tested under the conditions of ta=25 c, humidity<75% when inputting nominalvoltageandoutputtingratedload; 5. allindextestingmethodsinthisdatasheetarebasedonourcompany scorporatestandards; 6. theperformanceindexesoftheproductmodelslistedinthismanualareasabove,butsomeindexesofnon-standardmodelproducts willexceedtheabove-mentionedrequirements,andpleasedirectlycontactourtechniciansforspecificinformation; 7. wecanprovideproductcustomizationservice; 8. specificationsofthisproductaresubjecttochangeswithoutpriornotice. mornsunguangzhouscience&technologyco.,ltd. address:no.5,kehuist.1,kehuidevelopmentcenter,scienceave.,guangzhousciencecity,luogangdistrict,guangzhou,p.r.china tel:86-20-38601850-8801 fax:86-20-38601272 e-mail: info@mornsun.cn
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