RLM25(NiCu)大毅电阻规格书.pdf

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1、DocumentNoTRLM-XX0S001LLead-FreeCurrentSensingResistorsIssueddate2007/7/5RLMSeriespage1/61.Scope：ThisspecificationappliedtotheproductsofLead-FreecurrentsensingresistorofmetalfoilforLead-FreeRLMseriesmanufacturedbyTA-ITECHNOLOGYCO.,LTD.2.TypeDesignation：RLM25FECR002I

2、temSeriesResistancePackagingPowerRatingResistanceNo.tolerance25:2512(6432)F:±1%E:EmbossedTapeC=1We.g:G:±2%E=2WR002=2mΩJ:±5%R010=10mΩ3.ConstructionandDimension：3.1Construction:Over-CoatNi/SnPlatingMetalAlloyPlate3.2Dimension:UNIT:mmStyleLWCtMaterialMetal：Copper-Nicke

3、lAlloyor2.0±0.2(R≦2mΩ)Copper-ManganeseAlloyRLM6.4±0.23.2±0.20.6±0.20OverCoating：molding0.9±0.2(R>2mΩ)CompoundUL-94gradeTA-ITECHNOLOGYCO.,LTDDocumentNoTRLM-XX0S001LLead-FreeCurrentSensingResistorsIssueddate2007/7/5RLMSeriespage2/64.Features:TypeRLM1&2W(1W:R=1~50mΩ)Po

4、werRating(2W:R≦10mΩ)ResistanceValue1~50mΩOperationTemperatureRange-55℃~+170℃275ppm/℃R≦1mΩTemperatureCoefficientofResistance100ppm/℃1mΩ10mΩTolerance±1%,±2%,±5%InsulationResistanceOver100MΩ1/2MaximumWorkingVoltage(V)(P*R)5.ReliabilityTests:TestItemsCon

5、ditionofTestTestLimitsTemperatureCoefficientof+25℃~+125℃Refer4.0Resistance1000hoursatratedpower,70℃,1.5hoursLoadLife<±1%“ON”,0.5hour“OFF”ShortTimeOverload5Xratedpowerfor5s<±0.5%MoisturenoLoad85℃,85%RH,1000hrs<±0.5%-40℃&+125℃,1000cycle,15minperTemperaturecycle<±0.5%e

6、xtremeconditionResistancetoSolderingHeat260±5℃for20±1sec<±0.5%Atleast95%ofsurfaceareaSolderability245±5℃,2±0.5secofelectrodeshallbecoveredwithnewsolderHighTemperatureExposure170℃,1000hrs<±0.5%LowTemperatureStorage-55℃,1000hrs<±0.5%Bendingwidth2mm,EpoxythicknessSubst

7、rateBending<±0.5%1.6mm,Fulcrumsdistance90mmInsulationResistance100VDCfor1minute>100MΩTA-ITECHNOLOGYCO.,LTDDocumentNoTRLM-XX0S001LLead-FreeCurrentSensingResistorsIssueddate2007/7/5RLMSeriespage3/65.1DeratingCurve100PowerRatio(%)-5570170AmbientTemperature(℃)5.2RatedVo

8、ltageTheratedvoltageiscalculatedbythefollowingfomula:V:RatedVoltage(V)V=√P*RP:RatedPower(W)R:ResistanceValue(Ω)6.RecommandedSolderPadDimen