SiCMOSFETs在温度冲击试验中的失效原因研究

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主题词:SiCMOSFETs 温度冲击 失效分析 分层
中图分类号:TN386 文献标志码:A DOI:10.19620/j.cnki.1000-3703.20250372
InvestigationofFailure Mechanismsin SiC MOSFETsunder Temperature Shock Testing
Zhu Shuaishuai123, Zhou Xin 1,2,3 , Chen Jie ⋅1,2,3 ,Han Song1,2,3
(1.StateKeyLaboratoryofIntellgent VehicleSafetyTechnology,Chongqing 401122;2.ChinaAutomotiveEngineering
Research Institute Co.,Ltd., Chongqing 401122; 3.China AutomobileResearch Institute (Jiangsu)AutomotiveEngieering Research Institute Company Limited,Suzhou 215129)
【Abstract】Regarding failure cases of Silicon CarbideMetal-Oxide-Semiconductor Field-Efect Transistors (SiC MOSFETs)during thermal shock testing,failure defectsand causes are analyzed through electrical testing,ultrasonic scaning microscopy,super-depththree-dimensionalmicroscopy,scanning electronmicroscopy,andothermethods.Coresponding solutionsareprovided,whichholdvalueforenhancigthereliabilityofSiCMOSFETsandensuringstableoperatioofthefull vehicle.
Keywords:SiCMOsFETs,Temperature shock,Failureanalysis,Delamination【引用格式】朱帅帅,周昕,陈杰,等.SiC MOSFETs在温度冲击试验中的失效原因研究[J].汽车技术,2026(2):13-17.ZHUSS,ZHOUX,CHENJ,etal.InvestigationofFailureMechanismsinSiCMOSFETsunderTemperatureShockTesting[J]. Automobile Technology,2026(2): 13-17.
1前言
硅(Si)基半导体器件具有制造工艺成熟、适用性强等优势,已成为当前电力电子领域的主流选择。(剩余6377字)