1P510S中文资料

AvailableonTapeandReelForPickandPlaceManufacturing.USA/Canada:TollFree:Europe:[phone](800)544-2414+442392-232392Model1P510SRevAtPicoXinger10dBDirectionalCouplerDescriptionThe1P510SPicoXingerisalowprofile,miniature10dBdirectionalcouplerinaneasytousesurfacemountpackagedesignedforDCSandPCSapplications.The1P510Sisforpowerandfrequencydetectionaswellaspowerinjection.The1P510Sisanidealsolutionfortheever-increasingdemandsofthewirelessindustryforsmallerprintedcircuitboardsandhighperformance.Partshavebeensubjectedtorigorousqualificationtestingandunitsare100%tested.Theyaremanufacturedusingmaterialswithxandythermalexpansioncoefficientscompatiblewithcommonsubstrates.ELECTRICALSPECIFICATIONS**FrequencyMeanCouplingInsertionLossVSWRFreq.SensitivityGHzdBdBMaxMax:1dBMax1.7–2.010±0.750.251.22±0.2DirectivityPowerHandlingQQQQJCOperatingTemp.dBMinAveCWWattsºC/WattºCFeatures:·1.7–2.0GHz·DCSandPCS·VeryLowLoss·HighDirectivity·SurfaceMountable·TapeandReel·NewPico-Package·100%Tested·LeadFree202044-55to+85**Specificationbasedonperformanceofunitproperlyinstalledonmicrostripprintedcircuitboardswith50Wnominalimpedance.Specificationssubjecttochangewithoutnotice.1P510SMechanicalOutlineTolerancesareNon-Cumulative.250±.010[6.35±0.25].200±.010[5.08±0.25].051±.005[1.29±0.13]TopView(Near-side)SideViewBottomView(Far-side)Pin4Pin1Pin2Pin3Pin1Pin4Pin3Pin24X.020±.004[0.51±0.10]GNDOrientationMarkerDenotesPinLocation4X.034±.004SQ[0.86±0.10].170±.004[4.32±0.10].120±.004[3.05±0.10]GNDDimensionsareinInches[Millimeters]DenotesArrayNumberUSA/Canada:TollFree:Europe:[phone](800)544-2414+442392-232392AvailableonTapeandReelForPickandPlaceManufacturing.Model1P510SRevATypicalPerformance:1400MHz–2300MHzCOUPLINGChoiceofacouplingvalueinanapplicationnormallydependsonthepowerlevelofthemain(sampled)line.Forexample,ifthecouplerisbeingusedtomonitormainlinepower,thecouplingvalueisselectedtoprovidesufficientpowertothemonitoringdeviceandyetminimizesystemloss.Notethatanycouplerreducespowerflowinginthemainlinebytheamountcoupledoff;a10dBcouplerreducesmainlinepowerby1dB(10%)wherea20dBcouplerreducesitbyonly0.044dB(1%).Anarenusesmeancouplingandfrequencysensitivitywiththecouplingspecification.Themeancouplingvalueisarrivedatbyperiodicallysamplingthecouplingvalueoverthespecifiedbandandaveragingthereadings.Frequencysensitivityisthepeaktopeakvariationincouplingoverthespecifiedband.VSWR&DIRECTIVITYIndirectionalcouplers,directivityisspecifiedinlieuofisolation.Directivityisameasureofhowwellthecoupledpowerisisolatedfromreflectionsatthemainlineoutputport.Forexample,openorshortcircuitingtheoutputportofacouplerwith20dBdirectivitywouldonlyaffectthecoupledoutputpowerby1%andonly0.1%for30dBdirectivity.HighdirectivityisespeciallyimportantifthecouplerisbeingusedtomeasuretheVSWRofadeviceatitsoutputport.Inthisapplication,accuratemeasurementsofforwardandreversepowerarerequired.Intheory,VSWRanddirectivitycharacteristicsofacouplerareperfect;theinputandoutputportsareperfectlymatchedandnopoweriscoupledtotheisolatedport.Inpractice,factorsassociatedwiththedesignandmanufacturingprocesseslimitVSWRanddirectivity.The1400150016001700180019002000210022002300-11-10.75-10.5-10.25-10-9.75-9.5-9.25-9Frequency(Mhz)Coupling(dB)Coupling1P510S1400150016001700180019002000210022002300-11-10.75-10.5-10.25-10-9.75-9.5-9.25-9Frequency(Mhz)Coupling(dB)Coupling1P510S1400150016001700180019002000210022002300-50-45-40-35-30-25-20-15-10-50Frequency(Mhz)ReturnLoss(dB)ReturnLoss1P510S1400150016001700180019002000210022002300-50-45-40-35-30-25-20-15-10-50Frequency(Mhz)ReturnLoss(dB)ReturnLoss1P510SAvailableonTapeandReelForPickandPlaceManufacturing.USA/Canada:TollFree:Europe:[phone](800)544-2414+442392-232392Model1P510SRevAVSWR&DIRECTIVITY(CONTINUED)internalmeanderingofthecoupledlinesandlimitationsofbuildingperfect50
transitionsattheinputandoutputportsofthedevicearethemostsignificantfactorsagainstperfectVSWRanddirectivity.Typically,VSWRanddirectivityof1.15:1and25dBrespectivelyareachievedinpractice.INSERTIONLOSSCouplerinsertionlossisdefinedasthelogoftheinputpowerdividedbythesumofthepoweratthetwooutputports.Inpractice,typicallossisapproximately0.20dB.Specificationlimitsaresomewhathigherduetoimperfecttestconditions;surfacemountcouplersmustbetestedintestfixturesthatnegativelyaffectresults.PINCONFIGURATIONThe1P510S’shaveanorientationmarkertodenoteeitherpin1orpin2.Whentheinputportisidentified,theoutput,coupledandisolatedportsareknownautomatically.Forexample,iftheinputportforadevicewasselectedtobePin1,Pin2automaticallybecomestheoutputport,Pin4becomesthecoupledport,andPin3istheisolatedport.Similarly,ifPin2wastobeselectedastheinputport,theadjacentportonthelongside(Pin1)istheoutputport,theadjacentportontheshortside(Pin3)isthecoupledport,andtheoppositeport(Pin4)istheisolatedport.Eitherportonthesamesideastheorientationmarkercanbeselectedastheinputport,asshowninthetable,whichshowsbothpinconfigurations.Theuseofpin1orpin2astheinputportensuresphaseconsistencyaswellasmaximumpowerhandling.MOUNTINGForXingersurfacemountcouplerstooperat