dc/dc converter if_xt-1wr2series 2014.05.22-a/1 page1of4 mornsunguangzhouscience&technologyco.,ltd.reservesthecopyrightandrightoffinalinterpretation 1w,fixedinputvoltage,isolated®ulatedsingle output patentprotection rohs features l efficiencyupto75% l isolationvoltage:3kvdc l operatingtemperaturerange:-40 to+85 l miniature smd package l surfacemounteddesign l noexternalcomponents l internationalstandardpin-out if_xt-1wr2seriesisspeciallydesignedforapplicationswhereanisolatedvoltageisrequiredinadistributedpowersupplysystem.itissuitable for: 1.wherethevoltageoftheinputpowersupplyisstable(voltagevariation: 5%vin); 2.whereisolationisnecessarybetweeninputandoutput(isolationvoltage 3000vdc); 3.wherehashighrequirementoflineregulation,loadregulationandtheripple&noiseoftheoutputvoltage. selection guide partno. inputvoltage(vdc) output efficiency (%, min./t yp.) @fullload max.capacitiveload ( f) nominal (range) outputvoltage (vdc) outputcurrent(ma) (max./min.) if0503xt-1wr2 5 (4.75-5.25) 3.3 243/25 54/58 220 if0505xt-1wr2 5 200/20 68/72 IF0512XT-1WR2 12 83/9 69/73 if0515xt-1wr2 15 67/7 70/74 if1205xt-1wr2 12 (11.4-12.6) 5 200/20 69/73 if1212xt-1wr2 12 83/9 69/73 if2405xt-1wr2 24 (22.8-25.2) 5 200/20 69/73 if2412xt-1wr2 12 83/9 69/73 inputspecifications item operating conditions min. typ. max. unit input current (full load / no-load) 5v input -- 270/15 -- ma 12v input -- 115/10 -- 24v input -- 56/7 -- surge voltage (1sec. max.) 5v input -0.7 -- 9 vdc 12v input -0.7 -- 18 24v input -0.7 -- 30 reflected ripple current -- 15 -- ma input filter capacitance filter outputspecifications item operating conditions min. typ. max. unit output voltage accuracy 100% load -- -- 3 % line regulation input voltage change: 1% -- -- 0.25 load regulation 10%-100% load 3.3 vdc output -- -- 3 other output -- -- 2 ripple* 20mhz bandwidth -- 10 -- mvp-p noise* -- 50 -- temperature coefficient 100% load -- -- 0.03 %/ short circuit protection continuous, self-recovery note:* rippleandnoisetestedwith parallelcable method,pleasesee dc-dcconverterapplicationnotes forspecificoperationmethods.
dc/dc converter if_xt-1wr2series 2014.05.22-a/1 page2of4 mornsunguangzhouscience&technologyco.,ltd.reservesthecopyrightandrightoffinalinterpretation generalspecifications item operating conditions min. typ. max. unit isolation voltage input-output, with the test time of 1 minute and the leak current lower than 1ma 3000 -- -- vdc isolation resistance input-output, i solation voltage 500vdc 1000 -- -- m isolation capacitance input-output, 100khz/0.1v -- 20 -- pf operating temperature derating when operating temperature up to 71 , (see fig. 1) -40 -- 85 storage temperature -55 -- 125 casing temperature rise ta =25 -- 25 -- pin welding resistance temperature welding spot is 1.5mm away from the casing, 10 seconds -- -- 300 reflow soldering temperature peak temp. 245 , maximum duration time 60s at 217 . for actual application, please refer to ipc/jedec j-std-020d.1. storage humidity n on-condensing -- -- 95 % switching frequency 100% load, nominal input voltage -- 100 300 khz mtbf mil-hdfk-217f@25 3500 -- -- khours physicalspecifications casingmaterial blackflame-retardantheat-proofepoxyresin(ul94-v0) packagedimensions 15.24*11.20*7.25mm weight 2.0g( typ. ) coolingmethod freeairconvection emc specifications emi conducted disturbance cispr22/en55022 class b (see fig. 3 for recommended circuit) radiated emission cispr22/en55022 class b (see fig. 3 for recommended circuit) ems electrostatic discharge iec/en61000-4-2 contact 6 kv perf. criteria b productcharacteristiccurve 120 100 80 60 40 20 0 -40 0 40 85 120 output power percent(%) ambient temp.() safe operating area temperature derating graph 71 fig.1 if0505xt-1wr2 50 55 60 65 70 75 80 85 90 95 100 4 . 75 4 . 8 4 . 9 5 5 . 1 5 . 2 5 . 25 efficiency(%) input voltage(v) efficiency vs input voltage(full load) if0505xt-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 )
dc/dc converter if_xt-1wr2series 2014.05.22-a/1 page3of4 mornsunguangzhouscience&technologyco.,ltd.reservesthecopyrightandrightoffinalinterpretation if1205xt-1wr2 50 55 60 65 70 75 80 85 90 95 100 11 . 4 11 . 6 11 . 8 12 12 . 2 12 . 4 12 . 6 efficiency(%) input voltage(v) efficiency vs input voltage(full load) if1205xt-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 reference 1.typicalapplication ifitisrequiredtofurtherreduceinputandoutputripple,afiltercapacitorcanbeconnectedtotheinputandoutputterminals,seefig.2. moreover,choosingsuitablefiltercapacitorisveryimportant,start-upproblemsmaybecausedbytoolargecapacitance.toensured themodulesrunningwell,therecommendedcapacitiveloadvaluesasshownintable1. vin gnd +vo 0v dc cin dc cout fig.2 recommendedcapacitiveloadvaluetable(table1) vin(vdc) cin( f) vo(vdc) cout( f) 5 4.7 3.3/5 10 12 2.2 12 2.2 24 1 15 1 itisnotrecommendedtoconnectanyexternalcapacitorwhen outputpowerislessthan0.5w. 2.emctypicalrecommendedcircuit vin gnd +vo 0v dcdc load ldm c1 vin gnd c2 fig.3 inputvoltage(v) 5/12/24 emi c1 4.7 f/50v c2 refertothecoutinfig.2 ldm 6.8 h note:itisnotneededtoaddthecomponentintheperipheralcircuitwhen parameterwiththesymbolof"--" 3.outputloadrequirements toensurethemoduleworkefficientlyandreliably,duringtheoperation,themin.outputloadshouldbenolessthan10%ofthefullload.if theactualoutputpowerislow,pleaseconnectaresistertotheoutputterminalinparallel,witharecommencedresistancewhichis10%of theratedpower,andderatingisrequiredduringoperation. 4.formoreinformationpleasefinddc-dcconverterapplicationnoteson www.mornsun-power.com
dc/dc converter if_xt-1wr2series 2014.05.22-a/1 page4of4 mornsunguangzhouscience&technologyco.,ltd.reservesthecopyrightandrightoffinalinterpretation dimensionsandrecommendedlayout notes: 1. packinginformationpleasereferto"productpackinginformation".packingbagnumber:58210023; 2. if the product is operated out of the min. load requirement, the product performance may not meet all parameter indexes in this datasheet; 3. themax.capacitiveloadofferedistestedatnominalinputvoltageandfullload; 4. unlessotherwisespecified,parameterindexesinthisdatasheetismeasuredundertheconditionsofta=25 ,humidity<75%withnominal inputvoltageandratedoutputload; 5. alltestingmethodsinthisdatasheetarebasedonourcompany scorporatestandards; 6. the parameter indexes above are for the modules listed in this datasheet, for non-standard module's parameter indexes, please contactourtechniciansforspecificinformation; 7. wecanprovidecustomdesign; 8. specificationsaresubjecttochangewithoutpriornotice. 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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