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ThermalgreaseforInfineonmodulesWhatshouldbethebehaviorandhowagreasehastolooklikeBaginskiIFAGAIMPMDIDAE2007-06-01
ConsiderationsInfineonmoduleswithbaseplate:RoughnessofbaseplateRZmax.=16Pm；Rztyp.=4一6MmInfineonmoduleswithoutbaseplate:RoughnessofceramicRZmax.=9Mm；Rztyp.=3-4MmHeatsink:SpecificationofroughnessregardingApplicationNoteModuleswithandwithoutbaseplate:RZmax.=10pmTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved.
Page2ConsiderationsExampleofroughnessofbaseplateandheatsinkRZmax.=RZmax.=10Pm=6pmTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved.
Page3ConsiderationsThermalconductivity:Copper:入a390W/mKAluminium:入a237W/mKThermalcompound:入a1W/mKCopperTIM=>ThermalbarrierCopperTIM=>ThermalbarrierAluminiumTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved.Page4ConsiderationsDiagramwiththermalgreaseDiagramwiththermalgreaseRthJCRthJCRthCHRthCH RthCHthermalmetall thermalgreasegreaseRthHARthHAR >>RIIRthgreasemetallthgreaseRthCHmetall<<RthCHthermalgrease <<RthCHair0.004mK/W<<1mK/W <<42mK/W=>MetaltoMetalcontactessential=>ThermalgreasethatfillsonlythegapesispreferedTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved.
Page5ConsiderationsThermalgreaseconsistsofdifferentcomponentsOilypartsOnlyneededtoadjusttheviscosityofthegreaseThermalconductingpartsNecessarytoconductbaseplateandheatsinktogetherBaseplateRZtyp.=6MmHeatsinkTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.6-Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved. Page6
ConsiderationsThermalinterfacematerial:ExampleforbetterunderstandingGrainsize:Upto70pmTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved.
Page7ConsiderationsExample:Thermalgreasewith40pmsizeinapplicationTemperature
drop
390W/mK
Small
temp.dropBaseplateNochancetomove1W/mK
Big
temp.dropIeatconductingpartOily
partBaseplateNochancetomove1W/mK
Big
temp.dropIeatconductingpartHeatsinkPage8HeatsinkPage8237W/mK，Smalltemp.dropTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.6-Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved.
ConsiderationsExampleofgrainsof40pmsizeGreaseworkslikedistance
spacersBaseplate pplikedistance
spacers\11?Heatsink=>RthCH=badTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved.
Page9ConsiderationsExample:Thermalgreasewith5pmsizeinapplicationBaseplateTemperature
dropBaseplateTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved.
Page10ConsiderationsExampleofgrainsof5pmsizeHoletofixmodulewiththeheatsink=>RthCH=go0dTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved.
Page11ConsiderationsViscosityofthermalgrease:Highviscosity(hard)BaseplateDotsofgreaseHeatsinkBaseplateHeatsinkBaseplateDotsofgreaseHeatsinkBaseplateHeatsinkBaseplatePermanentBaseplategapTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTeHeatsinklyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.6-Mar-08BaginskiCopyright?InfineonTechnologies2006.Allrightsreserved.6-Mar-08BaginskiCopyright?InfineonTechnologies2006.Allrightsreserved.Page12Viscosityofthermalgrease:Lowviscosity(fluid)BaseplateDotsofgreaseBaseplateViscosityofthermalgrease:Lowviscosity(fluid)BaseplateDotsofgreaseBaseplateBaseplateGreaseBaseplatecomes
outHeatsinkTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.6-Mar-08BaginskiCopyright?InfineonTechnologies2006.Allrightsreserved.6-Mar-08BaginskiCopyright?InfineonTechnologies2006.Allrightsreserved.Page13ConsiderationsRoughnessofheatsinkRZmax.=1ConsiderationsRoughnessofheatsinkRZmax.=1MmRZtyp.=6MmHeatsinkPermanentdistanceTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved.
Page14ConsiderationsRoughnessofheatsinkRZmax.=ConsiderationsRoughnessofheatsinkRZmax.=10MmCrossoverpossibleTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved.
Page15ConsiderationsofthermalfoilFoilworks
likedistance
keeperConsiderationsofthermalfoilPermanentair->badRthTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved.Page16ConsiderationsofphasechangematerialBeforefirstheatup
(nophasechange)Beforefirstheatup
(nophasechange)F=3NmF=3NmF=3NmF=3NmPage17Page17Foilworks
likedistance
keeperTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.6-Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved.
ConsiderationsofphasechangematerialAfterheatingup
(phasechange)F=?NmLooseofpressureF=?NmHeatsinkBaseplateHeatsinkFoilworks
likedistance
spacersTheinformationgiveninthispresentationisgivenasahintfortheimplementationoftheInfineonTechnologiescomponentsonlyandshallnotberegardedasanydescriptionofwarrantyofacertainfunctionality,conditionsorqualityoftheInfineonTechnologiescomponents.Thestatementscontainedinthiscommunication,includinganyrecommendationorsuggestionormethodology,aretobeverifiedbytheuserbeforeimplementation,asoperatingconditionsandenvironmentalfactorsmaydiffer.Therecipientofthispresentationmustverifyanyfunctiondescribedhereinintherealapplication.InfineonTechnologiesherebydisclaimsanyandallwarrantiesandliabilitiesofanykind(includingwithoutlimitationwarrantiesofnon-infringementofintellectualpropertyrightsofanythirdparty)withrespecttoanyandallinformationgiveninthispresentation.Mar-08 Baginski Copyright?InfineonTechnologies2006.Allrightsreserved.
Page18ConclusionofconsiderationsThegreasehastofillonlytheroughnessofthebaseplateandtheroughnessoftheheatsinkThisdonotpreventmetaltometalc
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