B2405M-2WR2 MORNSUN | Alldatasheet
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Thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby MORNSUN B_M-2WR2 2013.11.14-A/3 Page1of4
FEATURES
- Operating temperature range: -40°C to +85°C
- 1.5KVDC isolation
- Continuous short protection
- High power density
- Miniature SIP package
- No external component required
- Industry standard pinout
APPLICATIONS
TheB_M-2WR2Seriesaredesignedforapplicationwhere isolatedoutputisrequiredfromadistributedpowersystem. Theseproductsapplytowhere: 1)Inputvoltagerang ≤± 10%; 2)1500VDCinputandoutputisolation; 3)Regulatedandlowripplenoiseisnotrequired. Suchas:digitalcircuits,lowfrequencyanalogcircuits. B_M-2WR2 2W,SUPERMINIATUREFIXEDINPUT ISOLATED&UNREGULATEDSINGLEOUTPUT DC-DCCONVERTER PatentProtected RoHS PARTNUMBERSYSTEM B0505M-2WR2 Product Series Input Voltage Output Voltage Package Style Rated Power SELECTION GUIDE Model InputVoltage(VDC) Output Voltage (VDC) OutputCurrent(mA) InputCurrent(mA)(Typ.) Reflected Ripple Current (mA,Typ.) Max. Capacitive Load(µF) Efficiency (%) @Max.Load Nominal (Range) Max. Min. @Max. Load @NoLoad Min. Typ. B0505M-2WR2 5(4.5-5.5) 5 400 40 506 23 15 220 75 79 B2405M-2WR2 24(21.6-26.4) 5 400 40 105 6 15 220 75 79 INPUT SPECIFICATIONS Item TestConditions Min. Typ. Max. Unit InputSurgeVoltage(1sec.max.) 5VDCInputModels -0.7 -- 9 V 24VDCInputModels -0.7 -- 30 InputFilter CapacitanceFilter OUTPUT SPECIFICATIONS Item TestConditions Min. Typ. Max. Unit OutputVoltageAccuracy Seetoleranceenvelopecurve LineVoltageRegulation ForVinchangeof ±1% -- -- ±1.2 %LoadRegulation 10%to100%load -- 10 15 TemperatureDrift 100%load -- -- ±0.03 %/°C Ripple&Noise* 20MHzBandwidth -- 75 -- mVp-p ShortCircuitProtection Continuous,automaticrecovery Note:*Rippleandnoisetestedwith “parallelcable ” method.Seedetailedoperationinstructionsat DC-DCApplicationNotes. COMMON SPECIFICATIONS Item TestConditions Min. Typ. Max. Unit IsolationVoltage Input-Output,testedfor1minuteandleakagecurrentlessthan1mA 1500 -- -- VDC IsolationResistance Input-Output,testat500VDC 1000 -- -- MΩ IsolationCapacitance Input-Output,100KHz/0.1V -- 20 -- pF SwitchingFrequency Fullload,nominalinput -- 100 300 KHz
Thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby MORNSUN B_M-2WR2 2013.11.14-A/3 Page2of4 MTBF MIL-HDBK-217F@25℃ 3500 -- -- Khours CaseMaterial Plastic(UL94-V0) Weight -- 1.8 -- g ENVIRONMENTAL SPECIFICATIONS Item TestConditions Min. Typ. Max. Unit StorageHumidity Noncondensing -- -- 95 % OperatingTemperature Powerderating(above71 ℃,seeFigure2) -40 -- 85 StorageTemperature -55 -- 125 Temp.riseatfullload Ta=25°C -- 25 -- LeadTemperature 1.5mmfromcasefor10seconds -- -- 300 Cooling Freeairconvection EMCSPECIFICATIONS EMI CE CISPR22/EN55022 CLASSB （TypicalRecommendedCircuitRefertoFigure1 ） RE CISPR22/EN55022 CLASSB （TypicalRecommendedCircuitRefertoFigure1 ） EMS ESD IEC/EN61000-4-2 Contact ±8KV perf.CriteriaB EMCRECOMMENDEDCIRCUIT EMITypicalRecommendedCi rcuit(CLASSB): Vin GND +Vo EUT LOAD LDM Vin GND (Figure1) Recommendedexternalcircuitparameters: Vin(V) 5/24 EMI C0 4.7µF/50V LDM 6.8µH EMITESTWAVEFORM(RECOMMENDEDCIRCUITFINGURE1) B0505M-2WR2 CE(ClassB,Positiveline) B0505M-2WR2 CE(ClassB,Negativeline) PRODUCT TYPICAL CURVE Tolerance Envelope Curve +10% +5% 50 100 +2.5% -2.5% -7.5% Rated Output Voltage O utput Voltage Accuracy Output Current Percent(%) Typical Load Line (Nominal Input Voltage) 120 100 -40 0 40 85 120 Output Power Percent(%) Ambient Temp.()℃ Temperature Derating Curve Safe Operating Area (Figure2)
Thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby MORNSUN B_M-2WR2 2013.11.14-A/3 Page3of4 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 curve (Full Load) B0505M-2WR2 100 102030405060708090100 Efficiency(%) Total Output Current (%) Efficiency VS Output Load curve (Vin=Vin-nominal) B0505M-2WR2 DIMENSIONS,RECOMMENDEDFOOTPRINT&PACKAGING TESTCONFIGURATIONS Input Reflected-Ripple Current Test Setup Inputreflected-ripplecurrentismeasuredwithaninductorLinandCapacitorCintosimulatesourceimpedance. DCCin Lin DC Load Oscilloscope Current Probe Lin(4.7µH) Cin(220µF,ESR<1.0 Ω at100KHz)
Thecopyrightandauthorityfortheinterpretationoftheproductsarereservedby MORNSUN B_M-2WR2 2013.11.14-A/3 Page4of4 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. 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. 2)OverloadProtection Undernormaloperatingconditions,theoutputcircuitoftheseproductshavenotoverloadprotection.Thesimplestmethodistoaddabreaker circuitinthecircuit. 3)Recommendedcircuit Ifyouwanttofurtherdecreasetheinput/outputripple,ancapacitorfilteringnetworkmaybeconnectedtotheinputandoutputendsofthe DC/DCconverter,refertoFigure3. Itshouldalsobenotedthatthecapacitanceofthecapacitormustbeproper.Ifthecapacitanceistoolarge,astartupproblemmightarise.For ensuringeverychannelofoutputcanprovideasafeandreliableoperation,therecommendedcapacitanceofthecapacitorrefertoTable1. Vin GND +Vo DCCin DC Cout (Figure3) EXTERNALCAPACITORTABLE(Table1) It’snotrecommendedtoconnectanyexternalcapacitorintheapplicationfieldwithlessthan0.5wattoutput. Vin (VDC) Cin (μF) Vo (VDC) Cout (μF) 5 4.7 5 10 24 1 -- -- 4)Theinputandtheoutputoftheproductarerecommendedtobeconnectedtoceramiccapacitororelectrolyticcapacitor. Usingtantalumcapacitormaycauseriskoffailure 5)Itisnotrecommendedtoincreasetheoutputpowercapabilitybyconnectingtwoormoreconvertersinparallel.Theproductisnot hot-swappable