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SemiconductorComponentsIndustries,LLC,2009October,2009Rev.
101PublicationOrderNumber:P6KE6.
8A/DP6KE6.
8ASeries600WattPeakPowerSurmetict-40TransientVoltageSuppressorsUnidirectional*TheP6KE6.
8Aseriesisdesignedtoprotectvoltagesensitivecomponentsfromhighvoltage,highenergytransients.
Theyhaveexcellentclampingcapability,highsurgecapabilityandfastresponsetime.
ThesedevicesareONSemiconductor'sexclusive,cost-effective,highlyreliableSurmetictaxialleadedpackageandisideally-suitedforuseincommunicationsystems,numericalcontrols,processcontrols,medicalequipment,businessmachines,powersuppliesandmanyotherindustrial/consumerapplications.
Features:WorkingPeakReverseVoltageRange5.
8to171VPeakPower600W@1msESDRatingofClass3(>16KV)perHumanBodyModelMaximumClampVoltage@PeakPulseCurrentLowLeakage<5mAabove10VMaximumTemperatureCoefficientSpecifiedUL497BforIsolatedLoopCircuitProtectionResponseTimeisTypically<1nsPbFreePackagesareAvailable*MechanicalCharacteristics:CASE:Void-free,Transfer-molded,ThermosettingplasticFINISH:AllexternalsurfacesarecorrosionresistantandleadsarereadilysolderableMAXIMUMLEADTEMPERATUREFORSOLDERING:260_C,1/16″fromthecasefor10secondsPOLARITY:CathodeindicatedbypolaritybandMOUNTINGPOSITION:AnyMAXIMUMRATINGSRatingSymbolValueUnitPeakPowerDissipation(Note1)@TL≤25°CPPK600WSteadyStatePowerDissipation@TL≤25°C,LeadLength=3/8inDeratedaboveTL=50°CPD5.
050WmW/°CThermalResistance,JunctiontoLeadRqJL20°C/WForwardSurgeCurrent(Note2)@TA=25°CIFSM100AOperatingandStorageTemperatureRangeTJ,Tstg55to+150°CStressesexceedingMaximumRatingsmaydamagethedevice.
MaximumRatingsarestressratingsonly.
FunctionaloperationabovetheRecommendedOperatingConditionsisnotimplied.
ExtendedexposuretostressesabovetheRecommendedOperatingConditionsmayaffectdevicereliability.
1.
NonrepetitivecurrentpulseperFigure4andderatedaboveTA=25°CperFigure2.
2.
1/2sinewave(orequivalentsquarewave),PW=8.
3ms,dutycycle=4pulsesperminutemaximum.
*ForadditionalinformationonourPbFreestrategyandsolderingdetails,pleasedownloadtheONSemiconductorSolderingandMountingTechniquesReferenceManual,SOLDERRM/D.
http://onsemi.
comCathodeAnodeMARKINGDIAGRAMAP6KExxxAYYWWGGDevicePackageShippingORDERINGINFORMATIONP6KExxxAAxialLead1000Units/BoxP6KExxxAGAxialLead(PbFree)1000Units/BoxForinformationontapeandreelspecifications,includingpartorientationandtapesizes,pleaserefertoourTapeandReelPackagingSpecificationsBrochure,BRD8011/D.
P6KExxxARLAxialLead4000/Tape&ReelP6KExxxARLGAxialLead(PbFree)4000/Tape&ReelAXIALLEADCASE017AAPLASTICA=AssemblyLocationP6KExxxA=DeviceNumberYY=YearWW=WorkWeekG=PbFreePackage(Note:Microdotmaybeineitherlocation)UniDirectionalTVSIPPIFVIIRITVRWMVCVBRVFP6KE6.
8ASerieshttp://onsemi.
com2ELECTRICALCHARACTERISTICS(TA=25°Cunlessotherwisenoted,VF=3.
5VMax.
@IF(Note6)=50A)SymbolParameterIPPMaximumReversePeakPulseCurrentVCClampingVoltage@IPPVRWMWorkingPeakReverseVoltageIRMaximumReverseLeakageCurrent@VRWMVBRBreakdownVoltage@ITITTestCurrentQVBRMaximumTemperatureCoefficientofVBRIFForwardCurrentVFForwardVoltage@IFELECTRICALCHARACTERISTICS(TA=25°Cunlessotherwisenoted,VF=3.
5VMax.
@IF(Note6)=50A)Device*DeviceMarkingVRWM(Note3)IR@VRWMBreakdownVoltageVC@IPP(Note5)QVBRVBR(Note4)(V)@ITVCIPPVmAMinNomMaxmAVA%/°CP6KE6.
8A,GP6KE6.
8A5.
810006.
456.
807.
141010.
5570.
057P6KE7.
5ARLGP6KE7.
5A6.
45007.
137.
517.
881011.
3530.
061P6KE10AGP6KE10A8.
55109.
51010.
5114.
5410.
073P6KE12A,GP6KE12A10.
2511.
41212.
6116.
7360.
078P6KE13AGP6KE13A11.
1512.
413.
0513.
7118.
2330.
081P6KE15AGP6KE15A12.
8514.
315.
0515.
8121.
2280.
084P6KE16A,GP6KE16A13.
6515.
21616.
8122.
5270.
086P6KE18AGP6KE18A15.
3517.
11818.
9125.
2240.
088P6KE20ARLGP6KE20A17.
15192021127.
7220.
09P6KE22ARLGP6KE22A18.
8520.
92223.
1130.
6200.
092P6KE24ARLGP6KE24A20.
5522.
82425.
2133.
2180.
094P6KE27ARLGP6KE27A23.
1525.
727.
0528.
4137.
5160.
096P6KE30ARLGP6KE30A25.
6528.
53031.
5141.
414.
40.
097P6KE33AGP6KE33A28.
2531.
433.
0534.
7145.
713.
20.
098P6KE36AGP6KE36A30.
8534.
23637.
8149.
9120.
099P6KE39AGP6KE39A33.
3537.
139.
0541153.
911.
20.
1P6KE43AGP6KE43A36.
8540.
943.
0545.
2159.
310.
10.
101P6KE47AGP6KE47A40.
2544.
747.
0549.
4164.
89.
30.
101P6KE51AGP6KE51A43.
6548.
551.
0553.
6170.
18.
60.
102P6KE56AGP6KE56A47.
8553.
25658.
81777.
80.
103P6KE62ARLGP6KE62A53558.
96265.
11857.
10.
104P6KE68AGP6KE68A58.
1564.
66871.
41926.
50.
104P6KE75ARLGP6KE75A64.
1571.
375.
0578.
811035.
80.
105P6KE82ARLGP6KE82A70.
1577.
98286.
111135.
30.
105P6KE91ARLGP6KE91A77.
8586.
59195.
511254.
80.
106P6KE100ARLGP6KE100A85.
559510010511374.
40.
106P6KE120ARLGP6KE120A102511412012611653.
60.
107P6KE130AGP6KE130A1115124130.
513711793.
30.
107P6KE150AGP6KE150A1285143150.
515812072.
90.
108P6KE160ARLGP6KE160A136515216016812192.
70.
108P6KE180ARLGP6KE180A154517118018912462.
40.
108P6KE200A,GP6KE200A171519020021012742.
20.
1083.
Atransientsuppressorisnormallyselectedaccordingtothemaximumworkingpeakreversevoltage(VRWM),whichshouldbeequaltoorgreaterthanthedcorcontinuouspeakoperatingvoltagelevel.
4.
VBRmeasuredatpulsetestcurrentITatanambienttemperatureof25°C5.
SurgecurrentwaveformperFigure4andderateperFigures1and2.
6.
1/2sinewave(orequivalentsquarewave),PW=8.
3ms,dutycycle=4pulsesperminutemaximum.
*The"G''suffixindicatesPbFreepackageorPbFreePackagesareavailable.
P6KE6.
8ASerieshttp://onsemi.
com31001010.
10.
1ms1ms10ms100ms1ms10msPP,PEAKPOWER(kW)tP,PULSEWIDTHNONREPETITIVEPULSEWAVEFORMSHOWNINFIGURE4Figure1.
PulseRatingCurve1008060402000255075100125150175200PEAKPULSEDERATINGIN%OFPEAKPOWERORCURRENT@TA=25CTA,AMBIENTTEMPERATURE(_C)Figure2.
PulseDeratingCurveK_DERATINGFACTOR1ms10ms10.
70.
50.
30.
050.
10.
20.
010.
020.
030.
07100ms0.
10.
20.
5251050120100D,DUTYCYCLE(%)PULSEWIDTH10ms10,0001000100100.
11101001000C,CAPACITANCE(pF)VBR,BREAKDOWNVOLTAGE(VOLTS)Figure3.
CapacitanceversusBreakdownVoltageMEASURED@VRWMMEASURED@ZEROBIAS10050001234t,TIME(ms)VALUE(%)tr≤10mstPPEAKVALUEIPPHALFVALUEIPP2Figure4.
PulseWaveformPULSEWIDTH(tp)ISDEFINEDASTHATPOINTWHERETHEPEAKCURRENTDECAYSTO50%OFIPP.
54321255075100125150175200PD,STEADYSTATEPOWERDISSIPATION(WATTS)TL,LEADTEMPERATURE_C)3/8″3/8″Figure5.
SteadyStatePowerDerating00Figure6.
TypicalDeratingFactorforDutyCycleP6KE6.
8ASerieshttp://onsemi.
com4APPLICATIONNOTESRESPONSETIMEInmostapplications,thetransientsuppressordeviceisplacedinparallelwiththeequipmentorcomponenttobeprotected.
Inthissituation,thereisatimedelayassociatedwiththecapacitanceofthedeviceandanovershootconditionassociatedwiththeinductanceofthedeviceandtheinductanceoftheconnectionmethod.
ThecapacitanceeffectisofminorimportanceintheparallelprotectionschemebecauseitonlyproducesatimedelayinthetransitionfromtheoperatingvoltagetotheclampvoltageasshowninFigure7.
Theinductiveeffectsinthedeviceareduetoactualturn-ontime(timerequiredforthedevicetogofromzerocurrenttofullcurrent)andleadinductance.
ThisinductiveeffectproducesanovershootinthevoltageacrosstheequipmentorcomponentbeingprotectedasshowninFigure8.
Minimizingthisovershootisveryimportantintheapplication,sincethemainpurposeforaddingatransientsuppressoristoclampvoltagespikes.
TheP6KE6.
8Aserieshasverygoodresponsetime,typically<1nsandnegligibleinductance.
However,externalinductiveeffectscouldproduceunacceptableovershoot.
Propercircuitlayout,minimumleadlengthsandplacingthesuppressordeviceascloseaspossibletotheequipmentorcomponentstobeprotectedwillminimizethisovershoot.
SomeinputimpedancerepresentedbyZinisessentialtopreventoverstressoftheprotectiondevice.
Thisimpedanceshouldbeashighaspossible,withoutrestrictingthecircuitoperation.
DUTYCYCLEDERATINGThedataofFigure1appliesfornon-repetitiveconditionsandataleadtemperatureof25°C.
Ifthedutycycleincreases,thepeakpowermustbereducedasindicatedbythecurvesofFigure6.
Averagepowermustbederatedastheleadorambienttemperaturerisesabove25°C.
Theaveragepowerderatingcurvenormallygivenondatasheetsmaybenormalizedandusedforthispurpose.
AtfirstglancethederatingcurvesofFigure6appeartobeinerrorasthe10mspulsehasahigherderatingfactorthanthe10mspulse.
However,whenthederatingfactorforagivenpulseofFigure6ismultipliedbythepeakpowervalueofFigure1forthesamepulse,theresultsfollowtheexpectedtrend.
TYPICALPROTECTIONCIRCUITVinVLVVinVin(TRANSIENT)VLtdVVLVin(TRANSIENT)ZinLOADOVERSHOOTDUETOINDUCTIVEEFFECTStD=TIMEDELAYDUETOCAPACITIVEEFFECTttFigure7.
Figure8.
ULRECOGNITION*TheentireseriesincludingthebidirectionalCAsuffixhasUnderwritersLaboratoryRecognitionfortheclassificationofprotectors(QVGQ2)undertheULstandardforsafety497BandFile#E210057.
Manycompetitorsonlyhaveoneortwodevicesrecognizedorhaverecognitioninanon-protectivecategory.
Somecompetitorshavenorecognitionatall.
WiththeUL497Brecognition,ourpartssuccessfullypassedseveraltestsincludingStrikeVoltageBreakdowntest,EnduranceConditioning,Temperaturetest,DielectricVoltage-Withstandtest,Dischargetestandseveralmore.
Whereas,somecompetitorshaveonlypassedaflammabilitytestforthepackagematerial,wehavebeenrecognizedformuchmoretobeincludedintheirprotectorcategory.
*AppliestoP6KE6.
8AP6KE200A.
P6KE6.
8ASerieshttp://onsemi.
com5PACKAGEDIMENSIONSSURMETIC40,AXIALLEADCASE017AA01ISSUEOBDFKAFKDIMMINMAXMINMAXMILLIMETERSINCHESA0.
3300.
3508.
388.
89B0.
1300.
1453.
303.
68D0.
0370.
0430.
941.
09F---0.
050---1.
27K1.
0001.
25025.
4031.
75NOTES:1.
CONTROLLINGDIMENSION:INCH2.
LEADDIAMETERANDFINISHNOTCONTROLLEDWITHINDIMENSIONF.
3.
CATHODEBANDINDICATESPOLARITYONSemiconductorandareregisteredtrademarksofSemiconductorComponentsIndustries,LLC(SCILLC).
SCILLCreservestherighttomakechangeswithoutfurthernoticetoanyproductsherein.
SCILLCmakesnowarranty,representationorguaranteeregardingthesuitabilityofitsproductsforanyparticularpurpose,nordoesSCILLCassumeanyliabilityarisingoutoftheapplicationoruseofanyproductorcircuit,andspecificallydisclaimsanyandallliability,includingwithoutlimitationspecial,consequentialorincidentaldamages.
"Typical"parameterswhichmaybeprovidedinSCILLCdatasheetsand/orspecificationscananddovaryindifferentapplicationsandactualperformancemayvaryovertime.
Alloperatingparameters,including"Typicals"mustbevalidatedforeachcustomerapplicationbycustomer'stechnicalexperts.
SCILLCdoesnotconveyanylicenseunderitspatentrightsnortherightsofothers.
SCILLCproductsarenotdesigned,intended,orauthorizedforuseascomponentsinsystemsintendedforsurgicalimplantintothebody,orotherapplicationsintendedtosupportorsustainlife,orforanyotherapplicationinwhichthefailureoftheSCILLCproductcouldcreateasituationwherepersonalinjuryordeathmayoccur.
ShouldBuyerpurchaseoruseSCILLCproductsforanysuchunintendedorunauthorizedapplication,BuyershallindemnifyandholdSCILLCanditsofficers,employees,subsidiaries,affiliates,anddistributorsharmlessagainstallclaims,costs,damages,andexpenses,andreasonableattorneyfeesarisingoutof,directlyorindirectly,anyclaimofpersonalinjuryordeathassociatedwithsuchunintendedorunauthorizeduse,evenifsuchclaimallegesthatSCILLCwasnegligentregardingthedesignormanufactureofthepart.
SCILLCisanEqualOpportunity/AffirmativeActionEmployer.
Thisliteratureissubjecttoallapplicablecopyrightlawsandisnotforresaleinanymanner.
PUBLICATIONORDERINGINFORMATIONN.
AmericanTechnicalSupport:8002829855TollFreeUSA/CanadaEurope,MiddleEastandAfricaTechnicalSupport:Phone:421337902910JapanCustomerFocusCenterPhone:81357733850P6KE6.
8A/DSurmeticaretrademarksofSemiconductorComponentsIndustries,LLC.
LITERATUREFULFILLMENT:LiteratureDistributionCenterforONSemiconductorP.
O.
Box5163,Denver,Colorado80217USAPhone:3036752175or8003443860TollFreeUSA/CanadaFax:3036752176or8003443867TollFreeUSA/CanadaEmail:orderlit@onsemi.
comONSemiconductorWebsite:www.
onsemi.
comOrderLiterature:http://www.
onsemi.
com/orderlitForadditionalinformation,pleasecontactyourlocalSalesRepresentative
101PublicationOrderNumber:P6KE6.
8A/DP6KE6.
8ASeries600WattPeakPowerSurmetict-40TransientVoltageSuppressorsUnidirectional*TheP6KE6.
8Aseriesisdesignedtoprotectvoltagesensitivecomponentsfromhighvoltage,highenergytransients.
Theyhaveexcellentclampingcapability,highsurgecapabilityandfastresponsetime.
ThesedevicesareONSemiconductor'sexclusive,cost-effective,highlyreliableSurmetictaxialleadedpackageandisideally-suitedforuseincommunicationsystems,numericalcontrols,processcontrols,medicalequipment,businessmachines,powersuppliesandmanyotherindustrial/consumerapplications.
Features:WorkingPeakReverseVoltageRange5.
8to171VPeakPower600W@1msESDRatingofClass3(>16KV)perHumanBodyModelMaximumClampVoltage@PeakPulseCurrentLowLeakage<5mAabove10VMaximumTemperatureCoefficientSpecifiedUL497BforIsolatedLoopCircuitProtectionResponseTimeisTypically<1nsPbFreePackagesareAvailable*MechanicalCharacteristics:CASE:Void-free,Transfer-molded,ThermosettingplasticFINISH:AllexternalsurfacesarecorrosionresistantandleadsarereadilysolderableMAXIMUMLEADTEMPERATUREFORSOLDERING:260_C,1/16″fromthecasefor10secondsPOLARITY:CathodeindicatedbypolaritybandMOUNTINGPOSITION:AnyMAXIMUMRATINGSRatingSymbolValueUnitPeakPowerDissipation(Note1)@TL≤25°CPPK600WSteadyStatePowerDissipation@TL≤25°C,LeadLength=3/8inDeratedaboveTL=50°CPD5.
050WmW/°CThermalResistance,JunctiontoLeadRqJL20°C/WForwardSurgeCurrent(Note2)@TA=25°CIFSM100AOperatingandStorageTemperatureRangeTJ,Tstg55to+150°CStressesexceedingMaximumRatingsmaydamagethedevice.
MaximumRatingsarestressratingsonly.
FunctionaloperationabovetheRecommendedOperatingConditionsisnotimplied.
ExtendedexposuretostressesabovetheRecommendedOperatingConditionsmayaffectdevicereliability.
1.
NonrepetitivecurrentpulseperFigure4andderatedaboveTA=25°CperFigure2.
2.
1/2sinewave(orequivalentsquarewave),PW=8.
3ms,dutycycle=4pulsesperminutemaximum.
*ForadditionalinformationonourPbFreestrategyandsolderingdetails,pleasedownloadtheONSemiconductorSolderingandMountingTechniquesReferenceManual,SOLDERRM/D.
http://onsemi.
comCathodeAnodeMARKINGDIAGRAMAP6KExxxAYYWWGGDevicePackageShippingORDERINGINFORMATIONP6KExxxAAxialLead1000Units/BoxP6KExxxAGAxialLead(PbFree)1000Units/BoxForinformationontapeandreelspecifications,includingpartorientationandtapesizes,pleaserefertoourTapeandReelPackagingSpecificationsBrochure,BRD8011/D.
P6KExxxARLAxialLead4000/Tape&ReelP6KExxxARLGAxialLead(PbFree)4000/Tape&ReelAXIALLEADCASE017AAPLASTICA=AssemblyLocationP6KExxxA=DeviceNumberYY=YearWW=WorkWeekG=PbFreePackage(Note:Microdotmaybeineitherlocation)UniDirectionalTVSIPPIFVIIRITVRWMVCVBRVFP6KE6.
8ASerieshttp://onsemi.
com2ELECTRICALCHARACTERISTICS(TA=25°Cunlessotherwisenoted,VF=3.
5VMax.
@IF(Note6)=50A)SymbolParameterIPPMaximumReversePeakPulseCurrentVCClampingVoltage@IPPVRWMWorkingPeakReverseVoltageIRMaximumReverseLeakageCurrent@VRWMVBRBreakdownVoltage@ITITTestCurrentQVBRMaximumTemperatureCoefficientofVBRIFForwardCurrentVFForwardVoltage@IFELECTRICALCHARACTERISTICS(TA=25°Cunlessotherwisenoted,VF=3.
5VMax.
@IF(Note6)=50A)Device*DeviceMarkingVRWM(Note3)IR@VRWMBreakdownVoltageVC@IPP(Note5)QVBRVBR(Note4)(V)@ITVCIPPVmAMinNomMaxmAVA%/°CP6KE6.
8A,GP6KE6.
8A5.
810006.
456.
807.
141010.
5570.
057P6KE7.
5ARLGP6KE7.
5A6.
45007.
137.
517.
881011.
3530.
061P6KE10AGP6KE10A8.
55109.
51010.
5114.
5410.
073P6KE12A,GP6KE12A10.
2511.
41212.
6116.
7360.
078P6KE13AGP6KE13A11.
1512.
413.
0513.
7118.
2330.
081P6KE15AGP6KE15A12.
8514.
315.
0515.
8121.
2280.
084P6KE16A,GP6KE16A13.
6515.
21616.
8122.
5270.
086P6KE18AGP6KE18A15.
3517.
11818.
9125.
2240.
088P6KE20ARLGP6KE20A17.
15192021127.
7220.
09P6KE22ARLGP6KE22A18.
8520.
92223.
1130.
6200.
092P6KE24ARLGP6KE24A20.
5522.
82425.
2133.
2180.
094P6KE27ARLGP6KE27A23.
1525.
727.
0528.
4137.
5160.
096P6KE30ARLGP6KE30A25.
6528.
53031.
5141.
414.
40.
097P6KE33AGP6KE33A28.
2531.
433.
0534.
7145.
713.
20.
098P6KE36AGP6KE36A30.
8534.
23637.
8149.
9120.
099P6KE39AGP6KE39A33.
3537.
139.
0541153.
911.
20.
1P6KE43AGP6KE43A36.
8540.
943.
0545.
2159.
310.
10.
101P6KE47AGP6KE47A40.
2544.
747.
0549.
4164.
89.
30.
101P6KE51AGP6KE51A43.
6548.
551.
0553.
6170.
18.
60.
102P6KE56AGP6KE56A47.
8553.
25658.
81777.
80.
103P6KE62ARLGP6KE62A53558.
96265.
11857.
10.
104P6KE68AGP6KE68A58.
1564.
66871.
41926.
50.
104P6KE75ARLGP6KE75A64.
1571.
375.
0578.
811035.
80.
105P6KE82ARLGP6KE82A70.
1577.
98286.
111135.
30.
105P6KE91ARLGP6KE91A77.
8586.
59195.
511254.
80.
106P6KE100ARLGP6KE100A85.
559510010511374.
40.
106P6KE120ARLGP6KE120A102511412012611653.
60.
107P6KE130AGP6KE130A1115124130.
513711793.
30.
107P6KE150AGP6KE150A1285143150.
515812072.
90.
108P6KE160ARLGP6KE160A136515216016812192.
70.
108P6KE180ARLGP6KE180A154517118018912462.
40.
108P6KE200A,GP6KE200A171519020021012742.
20.
1083.
Atransientsuppressorisnormallyselectedaccordingtothemaximumworkingpeakreversevoltage(VRWM),whichshouldbeequaltoorgreaterthanthedcorcontinuouspeakoperatingvoltagelevel.
4.
VBRmeasuredatpulsetestcurrentITatanambienttemperatureof25°C5.
SurgecurrentwaveformperFigure4andderateperFigures1and2.
6.
1/2sinewave(orequivalentsquarewave),PW=8.
3ms,dutycycle=4pulsesperminutemaximum.
*The"G''suffixindicatesPbFreepackageorPbFreePackagesareavailable.
P6KE6.
8ASerieshttp://onsemi.
com31001010.
10.
1ms1ms10ms100ms1ms10msPP,PEAKPOWER(kW)tP,PULSEWIDTHNONREPETITIVEPULSEWAVEFORMSHOWNINFIGURE4Figure1.
PulseRatingCurve1008060402000255075100125150175200PEAKPULSEDERATINGIN%OFPEAKPOWERORCURRENT@TA=25CTA,AMBIENTTEMPERATURE(_C)Figure2.
PulseDeratingCurveK_DERATINGFACTOR1ms10ms10.
70.
50.
30.
050.
10.
20.
010.
020.
030.
07100ms0.
10.
20.
5251050120100D,DUTYCYCLE(%)PULSEWIDTH10ms10,0001000100100.
11101001000C,CAPACITANCE(pF)VBR,BREAKDOWNVOLTAGE(VOLTS)Figure3.
CapacitanceversusBreakdownVoltageMEASURED@VRWMMEASURED@ZEROBIAS10050001234t,TIME(ms)VALUE(%)tr≤10mstPPEAKVALUEIPPHALFVALUEIPP2Figure4.
PulseWaveformPULSEWIDTH(tp)ISDEFINEDASTHATPOINTWHERETHEPEAKCURRENTDECAYSTO50%OFIPP.
54321255075100125150175200PD,STEADYSTATEPOWERDISSIPATION(WATTS)TL,LEADTEMPERATURE_C)3/8″3/8″Figure5.
SteadyStatePowerDerating00Figure6.
TypicalDeratingFactorforDutyCycleP6KE6.
8ASerieshttp://onsemi.
com4APPLICATIONNOTESRESPONSETIMEInmostapplications,thetransientsuppressordeviceisplacedinparallelwiththeequipmentorcomponenttobeprotected.
Inthissituation,thereisatimedelayassociatedwiththecapacitanceofthedeviceandanovershootconditionassociatedwiththeinductanceofthedeviceandtheinductanceoftheconnectionmethod.
ThecapacitanceeffectisofminorimportanceintheparallelprotectionschemebecauseitonlyproducesatimedelayinthetransitionfromtheoperatingvoltagetotheclampvoltageasshowninFigure7.
Theinductiveeffectsinthedeviceareduetoactualturn-ontime(timerequiredforthedevicetogofromzerocurrenttofullcurrent)andleadinductance.
ThisinductiveeffectproducesanovershootinthevoltageacrosstheequipmentorcomponentbeingprotectedasshowninFigure8.
Minimizingthisovershootisveryimportantintheapplication,sincethemainpurposeforaddingatransientsuppressoristoclampvoltagespikes.
TheP6KE6.
8Aserieshasverygoodresponsetime,typically<1nsandnegligibleinductance.
However,externalinductiveeffectscouldproduceunacceptableovershoot.
Propercircuitlayout,minimumleadlengthsandplacingthesuppressordeviceascloseaspossibletotheequipmentorcomponentstobeprotectedwillminimizethisovershoot.
SomeinputimpedancerepresentedbyZinisessentialtopreventoverstressoftheprotectiondevice.
Thisimpedanceshouldbeashighaspossible,withoutrestrictingthecircuitoperation.
DUTYCYCLEDERATINGThedataofFigure1appliesfornon-repetitiveconditionsandataleadtemperatureof25°C.
Ifthedutycycleincreases,thepeakpowermustbereducedasindicatedbythecurvesofFigure6.
Averagepowermustbederatedastheleadorambienttemperaturerisesabove25°C.
Theaveragepowerderatingcurvenormallygivenondatasheetsmaybenormalizedandusedforthispurpose.
AtfirstglancethederatingcurvesofFigure6appeartobeinerrorasthe10mspulsehasahigherderatingfactorthanthe10mspulse.
However,whenthederatingfactorforagivenpulseofFigure6ismultipliedbythepeakpowervalueofFigure1forthesamepulse,theresultsfollowtheexpectedtrend.
TYPICALPROTECTIONCIRCUITVinVLVVinVin(TRANSIENT)VLtdVVLVin(TRANSIENT)ZinLOADOVERSHOOTDUETOINDUCTIVEEFFECTStD=TIMEDELAYDUETOCAPACITIVEEFFECTttFigure7.
Figure8.
ULRECOGNITION*TheentireseriesincludingthebidirectionalCAsuffixhasUnderwritersLaboratoryRecognitionfortheclassificationofprotectors(QVGQ2)undertheULstandardforsafety497BandFile#E210057.
Manycompetitorsonlyhaveoneortwodevicesrecognizedorhaverecognitioninanon-protectivecategory.
Somecompetitorshavenorecognitionatall.
WiththeUL497Brecognition,ourpartssuccessfullypassedseveraltestsincludingStrikeVoltageBreakdowntest,EnduranceConditioning,Temperaturetest,DielectricVoltage-Withstandtest,Dischargetestandseveralmore.
Whereas,somecompetitorshaveonlypassedaflammabilitytestforthepackagematerial,wehavebeenrecognizedformuchmoretobeincludedintheirprotectorcategory.
*AppliestoP6KE6.
8AP6KE200A.
P6KE6.
8ASerieshttp://onsemi.
com5PACKAGEDIMENSIONSSURMETIC40,AXIALLEADCASE017AA01ISSUEOBDFKAFKDIMMINMAXMINMAXMILLIMETERSINCHESA0.
3300.
3508.
388.
89B0.
1300.
1453.
303.
68D0.
0370.
0430.
941.
09F---0.
050---1.
27K1.
0001.
25025.
4031.
75NOTES:1.
CONTROLLINGDIMENSION:INCH2.
LEADDIAMETERANDFINISHNOTCONTROLLEDWITHINDIMENSIONF.
3.
CATHODEBANDINDICATESPOLARITYONSemiconductorandareregisteredtrademarksofSemiconductorComponentsIndustries,LLC(SCILLC).
SCILLCreservestherighttomakechangeswithoutfurthernoticetoanyproductsherein.
SCILLCmakesnowarranty,representationorguaranteeregardingthesuitabilityofitsproductsforanyparticularpurpose,nordoesSCILLCassumeanyliabilityarisingoutoftheapplicationoruseofanyproductorcircuit,andspecificallydisclaimsanyandallliability,includingwithoutlimitationspecial,consequentialorincidentaldamages.
"Typical"parameterswhichmaybeprovidedinSCILLCdatasheetsand/orspecificationscananddovaryindifferentapplicationsandactualperformancemayvaryovertime.
Alloperatingparameters,including"Typicals"mustbevalidatedforeachcustomerapplicationbycustomer'stechnicalexperts.
SCILLCdoesnotconveyanylicenseunderitspatentrightsnortherightsofothers.
SCILLCproductsarenotdesigned,intended,orauthorizedforuseascomponentsinsystemsintendedforsurgicalimplantintothebody,orotherapplicationsintendedtosupportorsustainlife,orforanyotherapplicationinwhichthefailureoftheSCILLCproductcouldcreateasituationwherepersonalinjuryordeathmayoccur.
ShouldBuyerpurchaseoruseSCILLCproductsforanysuchunintendedorunauthorizedapplication,BuyershallindemnifyandholdSCILLCanditsofficers,employees,subsidiaries,affiliates,anddistributorsharmlessagainstallclaims,costs,damages,andexpenses,andreasonableattorneyfeesarisingoutof,directlyorindirectly,anyclaimofpersonalinjuryordeathassociatedwithsuchunintendedorunauthorizeduse,evenifsuchclaimallegesthatSCILLCwasnegligentregardingthedesignormanufactureofthepart.
SCILLCisanEqualOpportunity/AffirmativeActionEmployer.
Thisliteratureissubjecttoallapplicablecopyrightlawsandisnotforresaleinanymanner.
PUBLICATIONORDERINGINFORMATIONN.
AmericanTechnicalSupport:8002829855TollFreeUSA/CanadaEurope,MiddleEastandAfricaTechnicalSupport:Phone:421337902910JapanCustomerFocusCenterPhone:81357733850P6KE6.
8A/DSurmeticaretrademarksofSemiconductorComponentsIndustries,LLC.
LITERATUREFULFILLMENT:LiteratureDistributionCenterforONSemiconductorP.
O.
Box5163,Denver,Colorado80217USAPhone:3036752175or8003443860TollFreeUSA/CanadaFax:3036752176or8003443867TollFreeUSA/CanadaEmail:orderlit@onsemi.
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