TL-81000-English-2018.03原版完整文件

Groupstandard TL81000

Issue2018-03

Class.No.: 8MD00

Descriptors: EMC,ESD,electrostaticdischarge,immunity,interferenceimmunity,interferenceemission,pulse

ElectromagneticCompatibilityofElectronicComponentsforMotorVehiclesEMCchanges

Previousissues

TL965:2012-04;TL82066:2006-11;TL82166:2011-01;TL82366:2008-02;TL82466:2009-06;

TL82566:2011-05;TL81000:2013-02;TL81000:2014-04;TL81000:2016-02

Changes

ThefollowingchangeshavebeenmadetoTL81000:2016-02:

Standardcompletelyrevised.

Contents1

2

3

4

4.1

4.1.1

4.1.2

4.1.3

4.1.4

4.1.5

5

5.1

5.1.1

5.1.2

5.1.3

5.1.4

5.2

Page

Scope

3

Definitions

3

Symbolsandabbreviations

6

Generalinformation

7

Requirementsandterms

7

Temperature

Run-intime

Testvoltage

Testdocumentation

7

7

7

7

Functionperformancestatusclassification(FPSC)

8

Componentlevel

Electrostaticdischarge(ESD)

GeneralrequirementsforESDcomponenttesting

Testsatassemblylevel(packagingandhandling)

Testsatsystemlevel

9

9

9

12

14

ESDdocumentation/testdocuments

19

Interferenceimmunity

19

Alwaysusethelatestversionofthisstandard.

Thiselectronicallygeneratedstandardisauthenticandvalidwithoutsignature.

TheEnglishtranslationisbelievedtobeaccurate.Incaseofdiscrepancies,theGermanversioncontrols.

Page1of106

K-ILI

UweWiesner

Tel.:

Tel.:

TechnicalresponsibilityEEIZ Frank

I/EE-25 Dr.J?rn

+498418990833

+495361917063

Leopold

Golisch

TheStandardsdepartmentK-ILI/5Dirk

Tel.:

+495361932438

Beinker

Allrightsreserved.NopartofthisdocumentmaybeprovidedtothirdpartiesorreproducedwithoutthepriorconsentofoneoftheVolkswagenGroup’sStandardsdepartments.

?VolkswagenAktiengesellschaft VWNORM-2018-02

Page

PAGE

100

TL81000:2018-03

Page

PAGE

101

TL81000:2018-03

5.2.1

Generalrequirementsforcomponentinterferenceimmunitytests

19

5.2.2

BCItest

20

5.2.3

5.2.4

5.2.5

5.2.6

5.3

5.3.1

5.3.2

5.3.3

5.3.4

5.3.5

5.3.6

5.3.7

5.3.8

5.3.9

5.3.10

5.3.11

5.4

5.4.1

5.4.2

5.4.3

5.4.4

5.4.5

6

6.1

6.1.1

6.1.2

6.1.3

6.1.4

6.1.5

6.2

6.2.1

6.2.2

6.2.3

6.2.4

6.3

6.3.1

6.3.2

6.3.3

7

8

AppendixAA.1

AppendixBB.1

B.2

B.3

AppendixC

Antenna

23

Stripline

26

Mobileradiocommunicationstest

28

Magneticfieldtest

30

Interferenceemission

35

Overviewofemissiontestsandfrequencyranges

35

Specificinterferenceemissionterms,definitions,andabbreviations

36

Generalrequirements–HFemissionsfromcomponentmeasurements

36

Limitclasses

38

Artificialnetwork(ANtest)

38

Antennas(REtest)

39

Stripline(SLtest,optional)

42

Clamp-oncurrentprobe(CPtest,optional)

44

Magneticfieldcoil12cm

46

Magneticfieldcoil60cm

51

Isotropicmagneticfieldcoil100cm2

54

Pulse

58

Testequipment

58

Pulseforms

61

Functionalstates

65

Pulsedinterferenceonsupplycables

65

Pulsedinterferenceonsensorcables

71

Vehiclelevel

78

Interferenceemission

78

Frequencyrangeduringvehiclemeasurement

78

Requirements

78

Measurementsetup

79

Antennasandrelatedcomponents

81

Testreceiversettingsandlimitsforvehiclemeasurements

81

Interferenceimmunity

83

Interferenceimmunitytest(farfield)

84

Mobileradiocommunicationstestwithexteriorantennaattachedtothevehicle

88

Mobileradiocommunicationstestusingportablemobileradiocommunications

devicesinthevehicleinterior

90

Additionalmeasurementsinthefreefield

92

Electrostaticdischarge–ESD

92

GeneralrequirementsforESDfullvehicletesting

92

Testsetupandtestconditionsfortestsatvehiclelevel

93

Procedurefortestsatvehiclelevel

93

Applicabledocuments

94

Bibliography

96

ESD

97

GeometricsetupoftheESDcouplingstructureforindirectdischargesat

systemlevel

97

Interferenceimmunity

98

TestseveritylevelsforBCItesting

98

ConversionofdB(μA)intomA

99

Magneticfield–correlationbetweenmagneticfieldstrengthHandmagnetic

fluxdensityB

99

Emission

101

MeasurementsintheAMrange

101

101

101

104

106

C.1

Subjectiveevaluationofinterferencesuppression

C.2

AnalogradioandTVrangesandradioapplications

C.2.1

DigitalradioandTVranges(DAB,DVB-T,etc.)

C.2.2

Long-distanceinterferencesuppression

C.2.3

Scope

ThisTechnicalSupplySpecification(TL)comprisesanddefinesrequirementsandtestsatthecomponentandvehiclelevelsthatareusedtoensuretheelectromagneticcompatibility(EMC)ofelectronicassembliesandsystemswithrespectto:

Electrostaticdischargesthatcandirectlyorindirectlycoupleintoanassemblyorintosupplyandsignalcables(duringtheinstallationprocess,duringservicing,orduringvehicleopera‐tion).

Radiatedinterferencethatcancoupleintoavehicle'ssupplyandsignalcablesorintoelectron‐icassembliesandsystems.

Pulsedinterferenceonsupplycablescausedbyelectricalandelectroniccomponentsonpow‐ersupplycablesoronsignalandsensorcablesthataredirectlyorindirectly(e.g.,viaswitchcontacts,relaycontacts,orvalves/actuators/sensors)galvanicallyconnectedtopowersupplycables.

Pulsedinterferenceonsensorcables;notincludedinthiscategoryarecablesthatarepartofthepowersupplyandarethereforesubjectto"pulsedinterferenceonsupplycables".Inordertosimulatethecapacitivecouplingofadisturbanceintoaninterferencesink,acouplingclampisused,andacurrentinjectionprobeisusedinordertosimulateinductivecoupling.Thismakesitpossibletoachieverepeatableandcomparableresults.

Radiointerferencesuppressionandtheassociatedlimitingofinterferenceemissionsfromelectricalandelectronicvehiclecomponents.Themeasuringmethodsandlimitsmustensurethatthehigh-frequencyreceiversoperatedinthevehiclehaveinterference-freereception.De‐pendingontheradioapplicationinthevehicle,testsmustbeperformedusingthespecialfre‐quencybandsforradiobroadcasting,televisionbroadcasting,mobiletelephony,andmobileradiocommunicationsbetween0.1MHzand6.0GHz.RequirementswillbeconsideredmetonlyaftertheappropriateEMCdepartmentoftheVolkswagenGroupobtainspositiveresultsfromthecomponenttestsandfullvehicletesting(includingthosein

sectionC.2.3"Long-dis‐

tanceinterferencesuppression"

).Toalargeextent,themeasuringmethods,measuringcondi‐tions,andmeasuringsetupscorrespondtothoseintheinternationalstandard

CISPR25

andareeitherreferencedorhavebeenadoptedfromthestandardwithchanges.However,thespecificationsinthisstandardtakeprecedenceoverthespecificationsinCISPR25.

Magneticfieldsthataregenerated.

Definitions

Airdischarge(forESD)

AmplitudeAssembly

Component

TestmethodofquicklybringingthechargedtestgeneratorelectrodeclosetotheDUT.DischargetakesplacebymeansofsparkovertotheDUT.

Correspondstothesimplepeakvalueormaximumvalue.

Anassemblyisanindividualcomponentoracombinationofcomponentsassuppliedbyacontractor.

Generaltermforanelectroniccomponent,assembly,orsystem(e.g.,elec‐troniccontrolunit(ECU),sensor,actuator).

Contactdischarge(forESD) Testmethodofbringingthetestgeneratorelectrodeintocontact

CouplingCouplingclamp

CurrentinjectionprobeDUT

Damage

Degradation

withtheDUT.Dischargeistheninitiatedbythegeneratordischargeswitch.Couplingisinterferenceoncablescausedbythetransferofpowerfromonecabletoanother.

Adevicewithdefineddimensionsandcharacteristicsusedforthecommonmodecouplingofadisturbancetothecircuitundertestwithoutagalvanicconnection.

Acurrenttransformerforcouplingadisturbanceintothecircuitundertestwithoutagalvanicconnectiontoit.

Electroniccomponent,assembly,orsystemtobetested(deviceundertest).

Oneormorefunctionsofthedevicedonotperformasdesignedduringandafterexposuretothedisturbanceandthedevicehastoberepairedorre‐placedor,ifthereisstillfunctionalcapability,someparametersdonotliewithinthespecifiedtolerances.

Whenadevice'soperationisimpairedinsuchawaythatisnotnegligiblebutstillacceptedaspermissible.Degradationendswhenthedisturbancesubsides.

Directdischarge(forelectrostaticdischarge(ESD))

theDUT

Adischargethatisdischargeddirectlyonto

Disturbance

Electromagneticquantitythatcancauseundesirableinterferenceinelectri‐calequipment.Disturbanceservesasagenerictermforsuchtermsasin‐terferencevoltage,interferencecurrent,interferingsignal,andinterferenceenergy.

Durationofsinglepulse(td)

Timeintervalbetweenthepulse'srisetoover10%oftheamplitudeanditssubsequentfallbelowthisvalue.

Electromagneticcompatibility(EMC) Theabilityofelectricalequipmenttofunctionsatisfactorilyin

anelectromagneticenvironmentwithoutundulyinfluencingitsenvironment(includingotherequipment).

Electromagneticinterference(EMI) Electromagneticeffects(e.g.,fields)oncircuits,components,

Falltime(tf)Functionfailure

andsystems(e.g.,ofavehicle).

Thetimerequiredtogofrom90%to10%oftheamplitude.

Impairmentofadevice'sfunctiontoadegreethatisnolongerpermissibleandwherethefunctioncanonlyberestoredbytechnicalintervention.

ISO7637-1,

ISO11452-1,

Functionperformancestatusclassification(FPSC) ThisstandardusesFPSCasperdefinitionin

foundin

and

ISO10605.

Adetaileddescriptioncanbe

section4.1.5

.

Heightofsinglepulse(V,I) Maximumheightexceedingtherippleamplitude

Impairment Undesirableimpairmentofadevice'soperation.

Indirectdischarge(forESD) Thedischargeoccursontoacouplingstructureinthevicinityofthe

deviceundertest(DUT)andsimulatesadischargeontoobjectsthatareneartotheDUTordischargesthatflowincablesnexttoDUTcablesinthewiringharness.

Industrialassemblymatrix(IBK) ComponentthatcanbeusedforvariousGroupbrands.

InterferenceemissionInterferenceimmunity

InterferencepulseInterferencesink

Disturbanceemittedbyaninterferencesource.

Theabilityofelectricalequipmenttowithstandspecificdisturbanceswith‐outmalfunctioning.

Non-periodic,briefpositiveand/ornegativedisturbance(voltageorcurrent)betweentwosteadystateconditions.

Electricalorelectronicequipmentwhoseoperationcanbeinfluencedbydisturbances.

InterferencesourceInterferencethreshold

Originofthedisturbanceorelectricaldeviceinthevehiclethatemitsthedisturbance.

Minimumvalueofadisturbancethatcausesamalfunctioninaninterfer‐encesink.

Interferencewhenstartingtheengine Voltagedropbelowthenormallevel,causedbytheswitch‐

InterferingcircuitMalfunction

ingonandturningofthestarter.Inengagingalternators,thisinterferenceusuallyincludesaninitialsinglepulsewhenthestarterisswitchedonandastatewhileitisturning.

Acircuitthatemitsinterference.

Disturbanceofthedevice'sfunctiontoadegreethatisnolongerpermissi‐ble.Themalfunctionendsafterthedisturbancesubsides.

Nominalvoltageofthepowersupplysystem Thenominalvoltageofthepowersupplysystemis

ParallelroutingPeak

PeakpowerPulseinterval

specifiedinordertobeindependentfromtheusedbatterytechnology.

Inthisdocument,parallelroutingdescribescablesfollowingthesamepathwithinawiringharness.

Transitionalprocess,duringwhichtheheightoftherippleamplitudeisex‐ceededforlessthan150μs.Peaksaregenerallyoscillatingandarisefromhigh-frequencycurrentscausedbysuddenloadchanges.Thedurationofadecreasingoscillationisdefinedaslessthan1/20oftheintervalbetweentwosequentialpeaks.Thus,decreasingoscillationafterthistimeistoberegardedasripple.Frequentcausesofdecreasingoscillationsincludeigni‐tionsystemsandrectifiersattheoutputofalternators.

Energyperunitoftimefordecreasingpeaks.

Timeintervalbetweentheendofonepulseandthestartofthefollowingpulse.

Pulserepetitionfrequency Numberofpulsesperunitoftime.

PulsesequenceReturntime

Ripple

Ripplemagnitude

Risetime(tr)

Signalorsensorcable

Singlepulse

SteadystateconditionSupplyvoltage

Anumberofrepeatedpulsesduringadefinedtimeinterval.

Intervalbetweenthestateinwhichthevoltageincreasesaboveitsnormalvalueduetoatransitionalprocessandthepointintimeatwhichthevolt‐agedropsbacktoitsoriginalvalueandstaysthere.

Moreorlessregularchangesinvoltagearoundthevoltagelevelthatarisesinthesysteminitssteadystatecondition.Transitionalprocessesandfre‐quenciesbelow10Hzareexcluded(apartfromtheprocessofstartingtheengine).

Themaximumchangeinvoltagecausedbyripplingaboveorbelowtheaverageleveliscalledupperorloweramplitude.Theripplefromamplitudetoamplitudeisdefinedbythemaximumdistancebetweentheupperandloweramplitudes.

Thetimerequiredtogofrom10%to90%oftheamplitude.

Cablesthatarenotdirectlyorindirectly(viaswitchorrelaycontactsorvalves/actuators/sensors)galvanicallyconnectedtothepowersupplyca‐bles.

Anon-oscillatingtransitionalprocess,usuallyoccurringsporadicallyandin‐frequently,whichhasalongdurationincomparisonto150μsandwhichexceedstherippleamplitude.

Aconditionthatsetsinaftertheactivationoperationandinwhichtheval‐uesofelectricalvariablesremainessentiallyconstant.

Thevoltagemeasuredatanyarbitrarilychosenpairofterminalsofthepow‐ersupplysystem,wherebyoneterminalmayalsobeagroundconnection.

Surface(forESD)

System

Teststep(forESD)

Withinthiscontext,"surfaces"refersnotonlytoclosedsurfaces,butalsotoallgapsandopenings(switches,tipswitches,transitionpoints,ventilationslots,loudspeakeropenings,etc.).

Asystemisdefinedasanassemblyinconjunctionwithallcomponentsnecessaryforcompletefunctioning(tipswitches,switches,antennas,dis‐plays,sensors,actuators,etc.).

Inthecontextofthisstandard,"teststep"referstothespecifiednumberofdischargesthatoccuratadischargepointandthathaveaspecificpolarityandvoltage.

Transitionalprocessofsupplyvoltage Temporaryincreaseordecreaseofthesupplyvoltage

Trunkedradio

causedbyrapidloadchanges.

TerrestrialTrunkedRadio(TETRA)ranges.

Vehiclepowersupplysystem Theelectricsysteminamotorvehiclethatisusedtoprovideelec‐

tricalpower,includingtheconnectedbatteryandthealternatorwithregula‐tor.

3

ANAV

BCIBOSBWCDMACPDSRCGNSS

GPSGSMISMLTEOFDMAPE

PKPPQPRE

SC-FDMASDARSSL

SRDTDTEMTETRAUMTS

WCDMA

Symbolsandabbreviations

Artificialnetwork

Linearaveragedetectorasper

CISPR16-1-1

.Useofthelinearaveragedetectorwithoutconsiderationofthetimeconstantofthedisplayapparatusisalsopermissible.

Bulkcurrentinjection

PublicsafetyorganizationsinGermany

Intermediatefrequency(IF)measurementbandwidthofthetestreceiverCodeDivisionMultipleAccess

Currentprobe

Dedicatedshort-rangecommunication

GlobalNavigationSatelliteSystem(GPS,GLONASS,Beidou,Galileo,Quasi-ZenithSatelliteSystem(QZSS))

GlobalPositioningSystem

GlobalSystemforMobileCommunicationsIndustrial,scientific,andmedicalband

LongTermEvolution(4G,4th-generationmobileradiocommunications)Orthogonalfrequency-divisionmultipleaccess

Polyethylene

Peakdetectorasper

CISPR16-1-1

.Polypropylene

Quasi-peakdetectorasper

CISPR16-1-1.

Radiatedemission

Single-carrierfrequency-divisionmultipleaccessSatelliteDigitalAudioRadioService

Stripline

ShortrangedevicesTimedivision

TransverseelectromagneticmodeTerrestrialTrunkedRadio

UniversalMobileTelecommunicationsSystemWidebandCodeDivisionMultipleAccess

Generalinformation

Requirementsandterms

Deviationsfromthefollowingtestconditionsmustalwaysbedocumentedinthetestrecord.

Temperature

Operatingtemperaturerange: Asperdrawing,PerformanceSpecification,orTL

Testtemperaturerange: (23±5)°C;operatingtemperatureinspecialcases

Run-intime

TheelectricalDUTsmustbesubjectedtoa15minrun-intimeunderthespecifiedload(asperdrawingorPerformanceSpecification)andwiththetestvoltage.

Testvoltage

Operatingvoltages Asperdrawing,PerformanceSpecification,orTL.Un‐lessotherwisespecified,thefollowingvoltagevaluesapply:

Table1–Operatingvoltagesandtestvoltages

NominalvoltageofthepowersupplysysteminV

12

24

42

48

Operatingvoltage

asper

VW80000

Testvoltage

13.5±0.5

27±1

42±1.5

48±1.5

Testdocumentation

Thefollowingdocumentsmustbesubmittedwhenthedevelopmentprocessstarts:

Systemdesignationanddescriptionwithrepresentationofthesystemfunctions

Circuitdiagram,componentlocationdrawing,andbillofmaterials

Operatingstateswithsequencedescriptions(e.g.,switch-on/offoperations,static/dynamicstates)

Descriptionofcircuitparts(sub-systems,sensors,actuators)

Systemvariantsandcoding

Interfacestoothervehiclecomponents

System-inherentfaulthandlinganddiagnosticfunction

DescriptionofEMCmeasures(e.g.filterandprotectivecircuitryforinputs/outputsaswellassupplycables,shieldingmeasures)

Beforethesamplestobetestedaredelivered,thefollowingdocumentsmustbepresentedinaddi‐tion:

ExactschedulefortheplannedEMCcomponenttestingandplannedtestlocation(laboratory)

DeviationsfromTLspecificationsasagreedbetweentheappropriateEMCdepartmentoftheVolkswagenGroupandthesupplier

Informative,completeEMCqualificationreportforthepertinentsampleversion

Hardware/softwareversionwithdescriptionofEMCmeasures

Functionperformancestatusclassification(FPSC)

Forinterferenceimmunitytestsandelectrostaticdischarges,thisstandardusestheFPSCdefinedintheInternationalOrganizationforStandardization(ISO)standards

ISO11452-1

,

ISO7637-1,

ISO11452-1

and

ISO10605

.Thefollowingstatusdefinitionsasspecifiedin areused:

StatusI Thefunctionbehavesasspecifiedbefore,during,andafterthetest

StatusII Thefunctiondoesnotbehaveasspecifiedduringthetest,butautomaticallyreturnstonormaloperationafterthetest

Thefollowingdefinitionsfrom

ISO11452-1

areusedtodeterminethestatus(IorII)thatmustbemetandthedisturbanceleveluptowhichthisstatusmustbemet:

L1 DisturbanceleveluptowhichstatusImustbemet

L2 DisturbanceleveluptowhichatleaststatusIImustbemet(statusIisper‐missibleaswell)

Deviatingfromtheexamplesin

ISO11452-1

,itisnotthedifferentfunctionsofaDUTthatarecate‐gorizedbuttheeffectsorfunctionaldeviationsofaDUToccurringduringaninterferenceimmunitytest.Basedonhowcustomersareaffected,therearethreecategoriesofeffects:

Category1 MinoreffectsornegligibleDUTmalfunctions

Category2 EffectsormalfunctionsoftheDUTwhichimpaircomfort

Category3 AllsignificantandallothereffectsandDUTmalfunctionsthatdonotfallintocategory1orcategory2

Figure1

Thevehiclemanufacturerissolelyresponsibleforcategorizingtheeffectsthatoccurredduringtesting.Ifamalfunctionhasnotbeenassignedacategory,itmustalwaysbeassignedtocatego‐

ry3. showsadiagramoftheFPSC.

Legend

Category1

Category2

Category3

StatusI

StatusII

y V/m,dB(μA),VFigure1–DiagramoftheFPSC

Componentlevel

Thesuppliermustconductallcomponenttestingasagreedintheteststrategy.

section5

section6

ToobtainareleaseforthecomponentfromtheappropriateVolkswagenGroupdepartment,the

componenttestingasperwithpositiveresults.

andthefullvehicletestingasper

mustbecompleted

Electrostaticdischarge(ESD)

DINEN61000-4-2

ESDcomponenttestingisbasedonthefollowingstandards: and

ISO10605.

GeneralrequirementsforESDcomponenttesting

Protectiontargets

TheremustnotbeanypermanentdamagetoanassemblycausedbyESDduringinstallation,af‐ter-salesservicemeasures,orvehicleuse.Inaddition,dischargesfrompersonsinoratthevehiclemustnotcausemalfunctionsorfunctionfailures.

Thedesignmustpreventcomponentsfrombecomingchargedduetoairflowsormotion.

ThesemiconductorcomponentsconnectedtotheDUT'sterminalsmustpassthistestwithoutanyadditionalprotectivecircuitryonthecorrespondingpins.Ifthesemiconductorelementsinusedonotmeettheserequirements,theassemblydevelopermustexplainhowsufficientESDinterfer‐enceimmunityisachievedusingothersuitableprotectionmeasures.

Testscopeandtestseverity

ESDtestingmustbeperformedatassembly,system,andvehiclelevel.Incomponent-specificPer‐formanceSpecifications,theappropriateEMCdepartmentintheVolkswagenGroupmaydefineadditionaltestsordeviationsfromthetestscopeand/ortestseveritylevelsdefinedinthissection.

table2

Alltestscopesspecifiedin mustbeperformed.

Table2–Testscopeoverview

A:Assembly(packaging&handling)

Target: NodamagePerformedby: Contractor

1

Allpins

Contactdischarge(3dischargesperteststep):

±2kV,±4kV,±6kV

wheredischargenetworkR=330ΩandC=150pF

2

Housing

A)Dischargepoint,plastic

Airdischarge(10dischargesperteststep):

±4kV,±8kV,±15kV

wheredischargenetworkR=330ΩandC=150pF

B)Dischargepoint,metal

Contactdischarge(5dischargesperteststep):

±4kV,±8kV

wheredischargenetworkR=330ΩandC=150pFAirdischarge(10dischargesperteststep):

±15kV

a)

wheredischargenetworkR=330ΩandC=150pF

B:Systemlevel(laboratorysetup)

Target: NomalfunctionordamagePerformedby: Contractor

3

Dischargeontothecouplingstructure'sdischargesta‐tions(indirectdischarge)

Contactdischarge(10dischargesperteststep):

±4kV,±8kV,±15kV

wheredischargenetworkR=330ΩandC=330pF

4

DischargeontoDUT(ECUs,displays,associatedcon‐trolsandperipherals,andinterfacesthatcanbeusedbythecustomer,includingfuses,etc.)

(directdischarge)

A)Dischargepoint,plastic

Airdischarge(10dischargesperteststep):

±4kV,±8kV,±15kV

wheredischargenetworkR=330ΩandC=330pF

B)Dischargepoint,metal

Contactdischarge(10dischargesperteststep):

±4kV,±8kV

wheredischargenetworkR=330ΩandC=330pFAirdischarge(10dischargesperteststep):

±15kV

a)

wheredischargenetworkR=330ΩandC=330pF

Additionally,inordertoensuresparkoverresistance(e.g.,insulatedmetallicsurfaces).

Testequipmentandgeneraltestrequirements

Apartfromthefollowingexceptions,thetestgeneratorrequirementsin

DINEN61000-4-2

apply:

Itmustbepossibletoselectanenergystoragecapacitancebetween150pFand330pF

Thedischargeresistancemustbe330Ω

Itmustbepossibletoselectanoutputvoltageofupto±15kVforcontactandairdischarges

Thetestgenerator'scharacteristicsmustbeverifiedasper

ISO10605

Therelativehumidityduringthetestmustbebetween20%and60%

Beforeatestisperformed,atestplancontainingallitems,operatingstates,andtestseveritylevelstobetestedmustbeprepared.

Ateststartswiththelowestabsolutetestvoltageandendswiththehighestabsolutetestvoltage.Eitheralternatingpolarities(e.g.,+4kV→-4kV→…→+15kV→-15kV)orseparatetestrunswithpositiveandnegativetestvoltage(e.g.,+4kV→…→+15kV→-4kV→…→-15kV)canbeused.

UnlessotherwiseagreedwiththeappropriateEMCdepartmentwithintheVolkswagenGroup,thefunctionmustbecheckedandtheeventmemorymustbereadoutaftereachdischargevoltage.

Dischargescausechargestobuilduponconductingsurfacesorconnectorpins.Thesechargesmustbedissipatedbeforeeachnewdischarge.

Duringdischarge,theelectrodemustbekeptasperpendiculartotheDUTaspossible.Ifthisisnotpossible,anangleofatleast45°mustbemaintained.

Testsatassemblylevel(packagingandhandling)

Testsetupandtestconditions

Thetestsetupfortestingatassemblylevelisshownin

figure2

.Therequirementsin

section

apply.Thetestsetupcorrespondstotheonedescribedin

ISO10605.

TheDUTmustbetestedindividually,i.e.,asdeliveredbythecontractorandwithoutperipheraldevicescon‐nectedtoit.

TheDUTmustalwaysbeplaceddirectlyonthegroundplate.Aninsulatingbasemustnotbeused.

Formetallichousings,thecontactbetweenDUTandbasemustbeestablishedinsuchawaythatgoodconductivityisensuredbetweenthem.

ThereturnconductorleadingfromtheESDgeneratortothegroundconnectionmustberoutedwithoutshorteningatthegreatestpossibledistancetothegroundplate.

Legend

Groundbus

Groundplate

DUT

Groundpoint

Woodentable

ESDgenerator

Figure2–Exampleofatestsetupfortestingatassemblylevel

ISO10605

Procedure

Thecontractormustperformthetestatassemblylevelaspertionsandchanges.

Thetestscopecanbefoundin

table

2.

Thetestsmustalwaysbeperformedonthreesamples.

withthespecifiedaddi‐

Foreachdischargevoltageandeachpolarity,atleast3or5dischargesmustbeperformedperdischargepointforcontactdischargesandatleast10dischargesperdischargepointforairdis‐charges.Detailscanbefoundin

table2

.

Thecontactdischargesontopinsmustbecarriedoutinadefinedmanneroneachindividualpin(alsoforcoaxialsystems).Ifnecessary,thepinsmustbeextendedusingapieceofconductor.

Inordertodetectearlydamage,theDUTsmustbeincludedinservicelifetestingaftertheESDtestsarecompleted.

Testingatassemblylevel(packagingandhandling)isconsideredtohavebeenpassedifallofthefollowingitemsarefulfilled:

AfterthisESDtestisconducted,thetestedass