dc/dc converter b_xt-1wr2series 2014.05.22-a/2 page1of4 mornsunguangzhouscience&technologyco.,ltd.reservesthecopyrightandrightoffinalinterpretation 1w,fixedinputvoltage,isolated&unregulatedsingle output patentprotection rohs features l isolationvoltage:1.5kvdc l operatingtemperaturerange:-40 to+105 l miniaturesmdpackage l internal s urface mounted design l noexternalcomponentrequired l internationalstandardpin-out b_xt-1wr2seriesisspeciallydesignedforapplicationswhereanisolatedvoltageisrequiredinadistributedpowersupplysystem.itis suitablefor 1.wherethevoltageoftheinputpowersupplyisstable(voltagevariation: 10%vin); 2.whereisolationisnecessarybetweeninputandoutput(isolationvoltage 1500vdc); 3.wheredonothashighrequirementoflineregulation,loadregulationandtheripple&noiseoftheoutputvoltage; suchas:puredigitalcircuits,lowfrequencyanalogcircuits,andrelay-drivencircuits. selectionguide partno. inputvoltage(vdc) output efficiency (%, min./t yp.) @fullload max.capacitive load ( f) nominal (range) outputvoltage (vdc) outputcurrent(ma) (max./min.) b0303xt-1wr2 3.3 (2.97-3.63) 3.3 303/30 68/72 220 b0305xt-1wr2 5 200/20 70/74 b0312xt-1wr2 12 84/9 76/80 b0315xt-1wr2 15 67/7 76/80 b0324xt-1wr2 24 42/4 76/80 b0503xt-1wr2 5 (4.5-5.5) 3.3 303/30 70/74 b0505xt-1wr2 5 200/20 76/80 B0506XT-1WR2 6 167/17 76/80 b0509xt-1wr2 9 111/12 76/80 b0512xt-1wr2 12 84/9 76/80 b0515xt-1wr2 15 67/7 76/80 b0524xt-1wr2 24 42/4 76/80 b1203xt-1wr2 12 (10.8-13.2) 3.3 303/30 70/74 b1205xt-1wr2 5 200/20 76/80 b1209xt-1wr2 9 111/12 76/80 b1212xt-1wr2 12 84/9 77/81 b1215xt-1wr2 15 67/7 77/81 b1505xt-1wr2 15 (13.5-16.5) 5 200/20 76/80 b1515xt-1wr2 15 67/7 77/81 b2405xt-1wr2 24 (21.6-26.4) 5 200/20 76/80 b2409xt-1wr2 9 111/12 76/80 b2412xt-1wr2 12 84/9 76/80 b2415xt-1wr2 15 67/7 77/81 b2424xt-1wr2 24 42/4 77/81 inputspecifications item operating c onditions min. typ. max. unit input c urrent (full load/no - load) 3.3 v input -- 404/25 -- ma 5v input -- 250/20 -- 12v input -- 104/15 --
dc/dc converter b_xt-1wr2series 2014.05.22-a/2 page2of4 mornsunguangzhouscience&technologyco.,ltd.reservesthecopyrightandrightoffinalinterpretation input c urrent (full load/no - load) 15v input -- 82/10 -- ma 24v input -- 52/7 -- surge voltage (1sec. max.) 3.3 v input -0.7 -- 5 vdc 5v input -0.7 -- 9 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 output s pecifications 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% 3.3 vdc output -- -- 1. 5 -- other s out put -- -- 1.2 load r egulation 10%-100% load 3.3 vdc output -- 18 -- % 5vdc output -- 12 -- 6vdc output -- 10 -- 9vdc output -- 8 -- 12vdc output -- 7 -- 15vdc output -- 6 -- 24vdc output -- 5 -- ripple & n oise* 20mhz bandwidth output v oltage 12v -- 30 -- mvp-p output v oltage : 15v , 24v -- 60 -- temperature d rift c oefficient 100% load -- -- 0.03 %/ output s hort c ircuit p rotection con tinuous , self-recovery note:*rippleandnoisetestedwith parallelcable method,pleasesee dc-dcconverterapplicationnotes forspecificoperationmethods. general s pecifications item operating c onditions min. typ. max. unit isolation v oltage input-output, with the test time of 1 minute and the leak current lower than 1ma 1500 -- -- vdc isolation r esistance input-output, isolation voltage 500vdc 1000 -- -- m isolation c apacitance input-output, 100khz/0.1v -- 20 -- pf operating t emperature derating if the temperature 100 , (see fig. 2) -40 -- 105 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 r eflow s oldering t emperature peak temp. 245 , maximum duration time 60s at 217 . for actual application, please refer to ipc/jedec j-std-020d.1. storage h umidity n on-condensing -- -- 95 % switching f requency 100% load, nominal input voltage -- 100 300 khz mtbf mil-hdfk-217f@25 3500 -- -- k hours physicalspecifications casingmaterial blackflame-retardantheat-proofepoxyresin(ul94-v0) packagedimensions 12.70*11.20*7.25mm weight 1.5g(typ.) coolingmethod freeairconvection
dc/dc converter b_xt-1wr2series 2014.05.22-a/2 page3of4 mornsunguangzhouscience&technologyco.,ltd.reservesthecopyrightandrightoffinalinterpretation emcspecifications 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 electrostatic discharge iec/en61000-4-2 contact 6 kv perf. criteria b 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 -40 0 40 100 105 output power percent(%) environment temp.() temperature derating curve safe operating area fig.2 b0505xt-1wr 2 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) b0505xt-1wr 2 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=5 v) b2415xt-1wr2 50 55 60 65 70 75 80 85 90 95 100 21.6 22 . 1 22.6 23 . 1 23 . 5 24 . 0 24 . 5 25 . 0 25 . 4 25 . 9 26 . 4 efficiency(%) input voltage(v) efficiency vs input voltage (full load) b2415xt-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=24 v) design r eference 1.typicalapplication ifitisrequiredtofurtherreduceinputandoutputripple,afiltercapacitorcanbeconnectedtotheinputandoutputterminals,seefig.3. moreover,choosingsuitablefiltercapacitorisveryimportant,start-upproblemsmaybecausedbytoolargecapacitance.toensuredthe modulesrunningwell,therecommendedcapacitiveloadvaluesasshownintable1. vin gnd +vo 0v dc cin dc cout fig.3 recommendedcapacitiveloadvaluetable(table1) vin(vdc) cin( f) vo(vdc) cout( f) 3.3 4.7 3.3 10 5 4.7 5/6 10 12 2.2 9 4.7 15 2.2 12 2.2 24 1 15 1 - -- 24 0.47 itisnotrecommendedtoconnectanyexternalcapacitorwhen outputpowerislessthan0.5w.
dc/dc converter b_xt-1wr2series 2014.05.22-a/2 page4of4 mornsunguangzhouscience&technologyco.,ltd.reservesthecopyrightandrightoffinalinterpretation 2.emctypicalrecommendedcircuit vin gnd +vo 0v dc/dc load ldm c1 vin gnd c2 fig.4 inputvoltage(vdc) 3.3/5/12/15/24 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 d imensions and r ecommended l ayout notes: 1. packinginformationpleasereferto'productpackinginformation'.packingbagnumber:58210024; 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 datasheet should be tested under the conditions of ta=25 c, humidity<75% when inputting nominalvoltageandoutputtingratedload; 5. allindextestingmethodsinthisdatasheetarebasedonourcompany scorporatestandards; 6. the performance indexes of the product models listed in this manual are as above, but some indexes of non-standard model products 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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