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Highly solderability of FeP film in contact with SnAgCu solder

文献类型:期刊论文

作者Zhou, Haifei1; Guo, Jingdong2; Shang, Jianku3; Song, Xiaoning1
刊名JOURNAL OF ALLOYS AND COMPOUNDS
出版日期2020-03-25
卷号818页码:6
关键词Solderability Electroless FeP SnAgCu Oxidation
ISSN号0925-8388
DOI10.1016/j.jallcom.2019.152900
通讯作者Guo, Jingdong(jdguo@imr.ac.cn) ; Shang, Jianku(jkshang@illinois.edu)
英文摘要New under bump metallization (UBM) is required for future microelectronics to minimize reliability concerns with solder interconnects. In this study, electroless FeP film was prepared as UBM. Solderability of electroless NiP, electrodeposite Fe and electroless FeP films with eutectic SnAgCu solder was investigated by static wetting tests and wetting balance measurements. Results revealed that the solderability of NiP film has almost no change with thermal aged for the film in air atmosphere increasing. The contact angles for FeP and Fe films with SnAgCu solder increased and the maximum wetting force decreased with heating time increasing from 0 h, 48 h, 89 h-160 h at 180 degrees C. But the solderability of FeP film was found to be better than those of NiP and Fe whether the films in base or thermal aged at 180 degrees C for 89 h. Even after thermal aged in air atmosphere at 180 degrees C for 160 h, the FeP also performed the smallest contace angle compared with the NiP and the Fe. Oxide layer on the surface of FeP was much easier to be removed by rosin mildly activated flux during reflow process because loose structure. It was proved to be the key for the highly solderability of electroless FeP. (C) 2019 Elsevier B.V. All rights reserved.
资助项目State Grid Scientific and Technological Research Program of China[5211DS17001X]
WOS研究方向Chemistry ; Materials Science ; Metallurgy & Metallurgical Engineering
语种英语
WOS记录号WOS:000506166900072
出版者ELSEVIER SCIENCE SA
资助机构State Grid Scientific and Technological Research Program of China
源URL[http://ir.imr.ac.cn/handle/321006/136329]  
专题金属研究所_中国科学院金属研究所
通讯作者Guo, Jingdong; Shang, Jianku
作者单位1.Zhejiang Elect Power Corp Res Inst, Hangzhou 310014, Peoples R China
2.Chinese Acad Sci, Inst Met Res, Shenyang Natl Lab Mat Sci, Shenyang 110016, Peoples R China
3.Univ Illinois, Dept Mat Sci & Engn, Urbana, IL 61801 USA
推荐引用方式
GB/T 7714
Zhou, Haifei,Guo, Jingdong,Shang, Jianku,et al. Highly solderability of FeP film in contact with SnAgCu solder[J]. JOURNAL OF ALLOYS AND COMPOUNDS,2020,818:6.
APA Zhou, Haifei,Guo, Jingdong,Shang, Jianku,&Song, Xiaoning.(2020).Highly solderability of FeP film in contact with SnAgCu solder.JOURNAL OF ALLOYS AND COMPOUNDS,818,6.
MLA Zhou, Haifei,et al."Highly solderability of FeP film in contact with SnAgCu solder".JOURNAL OF ALLOYS AND COMPOUNDS 818(2020):6.

入库方式: OAI收割

来源:金属研究所

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