元器件应力降额规范

《元器件应力降额规范》由会员分享，可在线阅读，更多相关《元器件应力降额规范（14页珍藏版）》请在装配图网上搜索。

1、元件应力阵额规范修改号：00元器件应力降额规范版本:A拟制：审核:批准:版本号：A笫3页共10页编号：WI-QD-DQ008中国长城计算机深圳股份有限公司电源事业部修改号：00元件应力率额规范版本号：A笫#页共10页版本号：A笫#页共10页版本变更Page3适用范围Page3版本号：A笫#页共10页版本号：A笫#页共10页Page3元件关键参数表.Page4版本号：A笫#页共10页版本号：A笫#页共10页Page51.0半导体元器件1.1隆1.2降额定义：电压应力Page51.3降额定义：结点温度Page52.0电阻器2.1降额定义：功率损耗Page62.2降额定义：电压应力Page62.3降

2、额定义：温度应力Page73.0电容器3.1降额定义：电压应力.3.2降额定义：纹波电流应力3.3降额定义：温度应力.Page7Page7Page84.0磁性元器件4.1降额定义：磁通密度Page84.2绝缘击穿电压Page84.3性材料温度Page94.4绕组材料温度Page94.5誌温度Page9版本号：A笫#页共10页版本号：A笫#页共10页5.0数字和线齒成电路5.15.25.3降额定义：输入电压应力降额定义：输入电流应力降额定义：输出电流应力Page10Page10Page105.4降额定义：结点温度应力Page10中国长城计算机深圳股份有限公司电源事业部编号：WI-QD-DQ008

3、元件应力舉额规范版本号：A修改号：00笫3页共10页版本更新版本编号更新日期更新者更新内容A2010-01-12中立锋建立适用范围此文件适用长城计算机电源事业部所开发的电源元件应力测试。定义此文件中降额定义的分三个状态，定义如下Acceptable:元器件工作在此状态下被认为是低风险的，无需修改。Questionable:元器件工作在这种状态下可能是低风险，中等风险或髙风险。这取决是实际作用在该器件上的应力。因此需要作进一步分析以确定是否可接受。Unacceptabll:元器件不能工作在此状态下，元器件应用在这种状态下有很高的风险版本号：A笫5页共10页编号：WI-QD-DQ008修改号：00

4、中国长城计算机深圳股份有限公司电源事业部元件应力舉额规范元件关键参数表半导体元件半导体器件FET漏源极电源Vds柵-源极电压Vgs漏极电流Id结点温度TJTransistors集电极-发射极电压Vce基极-发射极电压Vbe集电极电流lc结点温度TJDiodes反向电压Vr顺向电流If结点温度刀ZenerDiodes穂压电压Vz反向电流lz功率损耗P结点温度TJIGBTTypes集电极发射极电压Vce基极发射极电压Vbe集电极电流lc结点温度TJTriacTypes电压Vdrm电流It结点温度TJTransientSuppresser稳压电压Vz反向电流lz功率损耗P结点温度Tj电阻器电阻器电压

5、均方根Vrms功率损耗P表面温度T电容器电解电容电压峰值Vpeak纹波电流1表面遍度T非电解电容电压峰值Vrms表面温度T磁性元件变压器/电总表面温度集成电路IC输入电压Vln输入电流lln输出电流lout结点温度TJ版本号：A笫7页共10页编号：WI-QD-DQ008修改号：00中国长城计算机深圳股份有限公司电源事业部元件应力阵额规范1-0半导体器件顺向电流降额Note:Additionalderatingmaybeneededfordevicesoperatinginparallel.ComponentTypeParameterAcceptableRegionQuestionableReg

6、ionUnacceptableRegionFETId80%TransistorsIc80%SmallSignalDiodesh80%SchottkyTypeDiodesh80%PowerRectifierh80%TransientSuppressertnvP80%ZenerTypeDiodes，ZM80%IGBTTypesIc80%Thyristor/SCRTypesT(Ave)T(RMS)80%TriacTypes(RMS)80%OtherTypesIDC，IF80%12电压应力降额ComponentTypeParameterAcceptableReqionQuestionableRegio

7、nUnacceptableRegionFETVDsVDS(W)Vgs80%90%90%100%90%TransistorsVCEVCE(态)VBE80%90%90%100%90%SmallSignalDiodesVr90%SchottkyTypeVr90%DiodesVr(W)100%PowerRectifierVrVr（畀态）80%90%100%TransientSuppreservm,vC/vDR90%ZenerTypeDiodes%90%IGBTTypesVCE90%Thyristor/SCRTypesVdrm/Irrm90%TriacTypesDRM，REM90%OtherTypesV

8、d，Vr,Vdss,Vce,et90%1.3结点温度降额半导体元器件，温度测试的是元件的表面温度，用如下公式计算结温。Tj=Tc+tllJcPWhere:Tj=MaximumJunctionTemperatureTc=CaseTemperaturethjc=Junctions-to-CaseThermalResistaneeP=PowerDissipatedInTheDevice%08%09oi%09%09sadAijoisisey。中o%08%09OJ%09%09(luauno)sesnj%08%09OJ%09%09sjojsisayOld/OIN%08%09O)%09%09(|BOuaui

9、|Ao)di3W%08%09O)%09%09WIT耳64丄丄INS%08%09O)%09%09tui!duiqi丄ws%08%080%09%09punoMdJi/wJdMOd%08%09O)%09%09sadAiui|H|ERW%08%09O)%09%09sedA丄ui|Hpa)e|nsu|%08%09O)%09%09sadAiiu|ijuoqjeo%08%080%09%09sedA丄uosodiuoouoi6dH9|qe)dd03eunuoi6aHeiqeuoi)sanouoiSaye|qe)dao3VadAi(ueuodiuoo戦翅匚型刃年ZZ%0Z%0Zoi%09%09sadAijois

10、isey。中o%06()udjjn3)sesnj%0Z%0Zoi%09%09sjojsisayOld/OIN%0Z%0Zoi%09%09(|BOuaui|Ao)di3W%0Z%0Zoi%09%09WIT耳64丄丄INS%0Z%0Zoi%09%09tui!duiqi丄ws%0Z%0Zoi%09%09punoMdJi/wJdMOd%0Z%0Zoi%09%09sadAiui|H%0Z%0Zoi%09%09sedA丄ui|Hpa)e|nsu|%0Z%0Zoi%09%09sadAiiu|ijuoqjeo%0Z%0Zoi%09%09sedA丄uosodiuoouoi6eHe|qe)dd03eunuoi6a

11、Heiqeuoi)sanouoiSaye|qe)dao3VadAi(ueuodiuoo%08%09oj%0Z%0ZsadAijemo%08%08oi%0Z%0ZsadAioeui%08%09o)%0Z%0ZsadAiHQS/JoisuAqi%08%09o)%0Z%0ZsedAilaOl%08%09o)%0Z%0ZsapoiaadAijauaz%08%09o)%0Z%0Zjessejddnsjuaisueji%08%09o)%0Z%0ZjeilipdHJdMOd%08%09o)%0Z%0ZsspoiaadAi心口oips%08%08oi%0Z%0Zsepoia|eu6is|eius%08%09o

12、)%0Z%0Zsjojsisueji%08%08oi%0Z%0Z13duoi6dH9|qe)dd03eunuoi6aHeiqeuoi)sanouoiSaye|qe)dao3VadAi(ueuodiuooM0【*卫9銘00：咅定刮徑僻釀咖0孕初少V：咅伞猱8000Q-Q0-IM:各弊姆祁羞範*首d耳:耳穷II体擦幽章44綁哥国出版本号：A笫10页共10页编号：WI-QD-DQ008修改号：00中国长城计算机深圳股份有限公司电源事业部元件应力舉额规范2.3降额ComponentTypeAcceptableRegionQuestionableRegionUnacceptableRegionCompo

13、sitionTypes70%70%to80%80%CarbonFilmTypes70%70%to80%80%InsulatedFilmTypes70%70%to80%80%MetalFilmTypes70%70%to80%80%PowerWirewound70%70%to80%80%SMTThinFilm70%70%to80%80%SMTThickFilm70%70%to80%80%MELF(CylinDrical)70%70%to80%80%NTC/PTCResistors70%70%to80%80%Fuses(current)70%70%to80%80%OtherResistorTypes

14、70%70%to80%80%3.0电容器3.1电压应力降额ComponentTypeAcceptableRegionQuestionableRegionUnacceptableRegionMultilayerCeramicTypes80%DiscCeramicTypes80%AluminumElectrolytic100Vrated80%90%80%to90%80%to100%90%100%Tantalum(PTH)60%SoildPolymer60%PlasticFilmTypes80%X/YCapacitorTypes(RMS)=100OtherCapacitorTypes80%32纹波电

15、流应力ComponentTypeAcceptableRegionQuestionableRegionUnacceptableRegionMultilayerCermicTypesN/AN/AN/ADiscCeramicTypesN/AN/AN/AMetalfilmTypes90%AluminumElectrolytic100%Tantalum(PTH)80%SoildPolymer80%PlasticFilmTypesN/AN/AN/AX/YCapacitorTypesN/AN/AN/AOtherCapacitorTypes70%版本号：A笫12页共10页编号：WI-QD-DQ008修改号：0

16、0中国长城计算机深圳股份有限公司电源事业部元件应力舉额规范3.3温度应力降额ComponentTypeAcceptableRegionQuestionableRegionUnacceptableRegionMultilayerCermicTypesUsedinPC85%UsedinAdapter95%DiscCeramicTypesUsedinPC85%UsedinAdapter95%AluminumElectrolyticUsedinPC85%UsedinAdapter95%Tantalum(PTH)UsedinPC85%UsedinAdapter95%SoildPolymerUsedinP

17、C85%UsedinAdapter95%PlasticFilmTypesUsedinPC85%UsedinAdapter95%X/YCapacitorTypes=100%OtherCapacitorTypesUsedinPC85%UsedinAdapter95%4-0磁性元器件4.1磁芯的軽密度CoreMaterialAcceptableRegionQuestionableRegionUnacceptableRegionFerriteContinuous80%50KHz60%50KHzto100kHz55%100kHzto500kHz35%500kHzto1MHz20%PowderedIron

18、80%Metglas80%Amorphous80%Laminent80%OtherTypes80%Note:PercentagesgivenarethepercentofpeakcorefluxdensityversusBsatwhenthesupplyisworkingunderworstcaseconditions.4.2绝缘击穿电压RequirementAcceptableRegionQuestionableRegionUnacceptableRegionAgency(Note1)1.1(AR)(AR)to1.1(AR)3(WV)2(WV)to3(WV)2(PV)1.5(PV)to2(P

19、V)1.5(PV)Note1:Agencyisthemoststringentapplicablesafetyagencyrequirementfortheassembly.版本号：A笫13页共10页编号：WI-QD-DQ008修改号：00中国长城计算机深圳股份有限公司电源事业部元件应力舉额规范Definitions:AR=AgencyRequirements(forexample,EN60950)WV=WorkingVoltagePV=PeakVoltage4.3塑性材料融InsulationClassAcceptableRegionQuestionableRegionUnacceptabl

20、eRegion135C(125-Td)C150C(140-Td)C180C(170-Td)CNote1:Tmisthemaximumspecifiedambientoperatingtemperaturefortheassembly.Td=Tm-25oCNote2:Allmeasurementsareassumedtobemadeatanambienttemperatureof25oC.Thetemperatureslistedabovemustbeadjustedaccordinglyiftheambienttemperatureisnot25oC.4.4绕组材料温度WindingMater

21、ialAcceptableRegionQuestionableRegionUnacceptableRegionAllTypes(Tr-10)CNote1:Tristheratedtemperatureofthecomporient.Tmisthemaximumspecifiedambientoperatingtemperaturefortheassembly.Td=Tm-25oCNote2:Allmeasurementsareassumedtobemadeatanambienttemperatureof25oC.Thetemperatureslistedabovemustbeadjusteda

22、ccordinglyiftheambienttemperatureisnot25oC.4.5誌温度CoreMaterialAcceptableRegionQuestionableRegionUnacceptableRegionFerrite(Tr-10-Td)CPowderedIronv(Tr-30-Td)C(Tr-30-Td)Cto(Tr-10-Td)C(Tr-10-Td)CMetglasv(Tr-20-Td)C(Tr-20-Td)Cto(Tr-10-Td)C(Tr-10-Td)CAmorphousv(Tr-30-Td)C(Tr-30-Td)Cto(Tr-10-Td)C(Tr-10-Td)C

23、Laminentv(Tr-30-Td)C(Tr-30-Td)Cto(Tr-10-Td)C(Tr-10-Td)COtherTypesv(Tr-30-Td)C(Tr-30-Td)Cto(Tr-10-Td)C(Tr-10-Td)CNote1:Tristheratedtemperatureofthecomporient.Tmisthemaximumspecifiedambientoperatingtemperaturefortheassembly.Td=Tm-25oC版本号：A笫14页共10页编号：WI-QD-DQ008修改号：00中国长城计算机深圳股份有限公司电源事业部元件应力舉额规范Note2:A

24、llmeasurementsareassumedtobemadeatanambienttemperatureof25oC.Thetemperatureslistedabovemustbeadjustedaccordinglyiftheambienttemperatureisnot25oC.5-0数字和线性集成电路5.1输入电压ComponentTypeAcceptableRegionQuestionableRegionUnacceptableRegionControlIC,ProtectICandTL43190%Note:Theinputvoltagestresspertainstogates

25、ignalinputstothecomporient.5-2输入电流ComponentTypeAcceptableRegionQuestionableRegionUnacceptableRegionControlIC,ProtectICandTL43180%5.3输出电流ComponentTypeAcceptableRegionQuestionableRegionUnacceptableRegionControlIC,ProtectICandTL43180%5.4结点温度Forthistypeofcomponent,thetemperaturemeasuredisthecasetemperat

26、ure.Tocalculatethejunctiontemperature,usethefollowingformula:Tj=Tc+tlljcPWhere:Tj=JunctionTemperatureTc=CaseTemperaturetlijc=Junctions-to-CaseThermalResistaneeP=PowerDissipatedInTheDeviceComponentTypeAcceptableRegionQuestionableRegionUnacceptableRegionControlIC,ProtectICandTL43180%参考:ComponentDeratingGuidelinesFORHighReliabilityPowerAssembliesByIBM