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山東廠家長(zhǎng)期供應(yīng)低光衰平頭食人魚(yú)白光LED

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所在地: 山東 萊蕪市
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更新日期: 2010-10-07 18:28
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【山東廠家長(zhǎng)期供應(yīng)低光衰平頭食人魚(yú)白光LED】詳細(xì)說(shuō)明
山東廠家專(zhuān)業(yè)制造,全自動(dòng)化生產(chǎn),長(zhǎng)期穩(wěn)定供貨,100K以?xún)?nèi)有現(xiàn)貨,顏色以白偏藍(lán)為主,一致性好產(chǎn)品特征:高亮度、低光衰制程,1000小時(shí)光衰低于5%主要應(yīng)用范圍:發(fā)光模組詳細(xì)參數(shù)參閱以下產(chǎn)品說(shuō)明書(shū)Productspecifications TYPE:FlatPiranhaWhiteLEDPartNumber:GPWC01LensColor:WaterClear●Features:1.Longoperatinglife2.Instantlight3.Lowvoltageoperated4.Coolbeam,safetothetouch5.Moreenergyefficientthanincandescentandmosthalogenlamps6.Widelyusedinthelighting,industrialandelectronicsproducts. ●PackageOutlineDimension: NOTES:1、Alldimensionsareinmillimeters;2、Tolerancesare 0.1mm,unlessotherwisenoted. ●TypicalElectrical OpticalCharacteristics(Ta=25℃) PartNumber:GPWC01Absolutemaximumratings(Ta=25℃)ParameterSymbolValueUnitForwardcurrentIf20mAReversevoltageVr5VPowerdissipationPd80mWSolderingTemperatureTsol260(for5seconds)℃Operating temperaturerangeTop-25~+80℃StoragetemperaturerangeTstg-30~+80℃Peakpulsingcurrent(1/8dutyf=1KHz)Ifp120mAElectrostaticdischargeESD 1000VElectr-Opticalcharacteristics(Ta=25℃,If=50mA)ParameterTestConditionsymbolValueUnitMinTypMaxColorcoordinatesIf=20mAX/Y 0.26---0.28 ColortemperatureIf=20mATc10000 15000KForwardvoltageIf=20mAVf3.0---3.4VLuminousIntensityIf=20mAIv 600--1000MCDLuminousFluxIf=20mA 3---5LMViewingangleat50%IVIf=20mA2 1/2---120--DEG PartNumber:GPWC01●TypicalElectro-OpticalCharacteristicsCurves PartNumber:GPWC01●Reliabilitytestitemsandconditions:No.TestitemTestconditionSamplesizeAc/Re1DCOperationlifeIf=DC20mATemp:RoomtemperatureTesttime:1000hrs220/12HighttemperatureHighthumidityTemp.:+85℃RH=85%HRTesttime:1000hrs220/13Thermalshock-35℃---~---+85℃20min10s20minTesttime:300cycles220/14HighttemperaturestorageHighttemp.:+85℃Testtime:1000hrs220/15LowtemperaturestorageLowtemp.:-35℃Testtime:1000hrs220/16Temperaturecycle-35℃---~---+100℃15min5min15minTesttime:300cycles220/17ReflowsolderingOperationheating:260℃(Max.)within10seconds(Max.)220/1 ●Judgementcriteriaoffailureforthereliability ※Iv:Below50%oftheinitialvalue※Vf:Over20%oftheupperlimitvalue※Ir:Over2timesoftheupperlimitvalue Note:Measurementshouldbetakenbetween2hoursandafterthetestledshavebeenreturnedto normalambientconditionaftercompletionofeachtest. PartNumber:GPWC01●Precautionsforuse:1.TemperatureinuseSincethelightgeneratedinsidetheLEDneedstobeemittedtooutsideefficiently,aresinwithhightlighttransparencyisused,therefore,additivestoimprovetheheatresistanceormoistureresistance(silicagel,etc)whichareusedforsemiconductorsproductssuchastransistorscannotbeaddedtotheresin.Consequently,theheatresistantabilityoftheresinusedforLEDisusuallylow,therefore,pleasebecarefulofthefollowingpoints:Avoidapplyingexternalforce,stressandexcessivevibrationtotheresinsandterminalsathighttemperature.TheglasstransitiontemperatureofepoxyresinussedfortheLEDisapproximately120-130℃.Ifthetemperatureexceedingthelimit,thecoefficientoflinerexpansionoftheresindoublesormorecomparedtothatatnormaltemperatureandtheresinwillbesoftened.Andifsomeexternalforceorstressisappliedatthattime,itmaycauseawiredamage. 2.SolderingAftersoldering,avoidedapplyingexternalforce,stressandexcessivevibrationuntiltheproductsdowntotheroomtemperature(thesametotermialleads). 3.DesigningCaremustbetakentoprovidethecurrentlimitingresistorinthecircuitsoastodrivetheLEDwithintheratedfigures,AlsocautionshouldbetakennottooverloadLEDwithexorbitantvoltageattheturningONandOFFofthecircuit.Whenusingthepulsedrivecaremustbetakentokeeptheaveragecurrentwithinitheratedfigures,AlsothecircuitshouldbedesignedsoasbesubjectedtoreversevoltagewhenturningofftheLED. 4.StorageInordertoavoidtheabsorptionofmoisture,itisrecommendedtosolderLEDassoonaspossibleafterunpackingthesealedbags. 5.Anti-staticelectricityAstheblue,green,whiteandpuplesaresensitivetotheESD,soduringthehandling,soldering,testingandpackingprocesstheanti-staticmeasurementsmustbeapplied.OtherwisetheLEDwillbedamaged.
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