- 功率半导体器件封装技术
- 朱正宇 王可等编著
- 155字
- 2022-12-14 19:33:54
![](https://epubservercos.yuewen.com/14D42E/24975636809612306/epubprivate/OEBPS/Images/3_01.jpg?sign=1739000451-PS4fqtd0j3C2Muv7KA3elFBABdISHCkV-0-26801eec0de6e0b4af8fd074ec6cc52b)
图6-1 预针作用有限元网格图
![](https://epubservercos.yuewen.com/14D42E/24975636809612306/epubprivate/OEBPS/Images/3_02.jpg?sign=1739000451-1gHRX7GGbAasbjojFZuqncDewhyYOrxy-0-aaab90ef133ec14969a001b40efea106)
图6-2 顶针作用芯片应力云图
![](https://epubservercos.yuewen.com/14D42E/24975636809612306/epubprivate/OEBPS/Images/3_03.jpg?sign=1739000451-DCiDn9n1FbQbBqSEs8324nJtLcZ0Mskm-0-0698e336459b139e88a3c2ab4d200ece)
图6-4 键合压板应力应变云图
![](https://epubservercos.yuewen.com/14D42E/24975636809612306/epubprivate/OEBPS/Images/3_04.jpg?sign=1739000451-oI1v7cwGhFe120RS8RJvMYYS6X3dafVB-0-e6273de84277625ea537b2f444d1da79)
图6-8 双面散热模块温度分布云图
![](https://epubservercos.yuewen.com/14D42E/24975636809612306/epubprivate/OEBPS/Images/3_05.jpg?sign=1739000451-PHn2TbZYoAnbvNCRD48So2nnOu3200k7-0-a4c7c8273b43f13d42e84865e643c5a9)
图6-9 芯片顶针裂纹模拟高温应力分布图
![](https://epubservercos.yuewen.com/14D42E/24975636809612306/epubprivate/OEBPS/Images/4_01.jpg?sign=1739000451-raHDsPXolPgDfMWE6RHMBbgwUumHtvix-0-9d77cb65a8808456753612a12180a9d4)
图6-10 不同芯片尺寸下的受压应力(低温)计算云图
![](https://epubservercos.yuewen.com/14D42E/24975636809612306/epubprivate/OEBPS/Images/4_02.jpg?sign=1739000451-H6lvEIqiGZlkFyScLhZ5YBPCm8aWvG3c-0-ad1721f45eb8b40778422eda7c1057df)
图6-11 不同芯片尺寸下的受拉应力(高温)计算云图
![](https://epubservercos.yuewen.com/14D42E/24975636809612306/epubprivate/OEBPS/Images/4_03.jpg?sign=1739000451-VpufK5HLe3LgQJlIjz5SFkO5E4QeV5oO-0-bd17f829af86b0f6e45741c1122c6e9a)
图6-12 不同焊料厚度下的受压应力(低温)计算云图
![](https://epubservercos.yuewen.com/14D42E/24975636809612306/epubprivate/OEBPS/Images/4_04.jpg?sign=1739000451-3ommmMzk3gYobj1yLXqxux4v5ctXTOCR-0-62c0d2b6080c3eda9ad0408dfa2018ae)
图6-13 TO-263焊点应力计算云图
![](https://epubservercos.yuewen.com/14D42E/24975636809612306/epubprivate/OEBPS/Images/4_05.jpg?sign=1739000451-4c2epm8sfxZQc8DO0nyBfDbkMwVRMEbv-0-71bba46ec4ee68c81744d395babbbde6)
图6-14 TO-263焊点应变计算云图