印制电路板在服役环境中的腐蚀失效行为研究进展

刘元海, 李玉珠, 郁大照, 慕仙莲, 刘杰

Research Progress on Corrosion Failure Behavior of Printed Circuit Board in a Service Environment

LIU Yuanhai, LI Yuzhu, YU Dazhao, MU Xianlian, LIU Jie

图5 不同表面处理PCB的ECM腐蚀模型[11,12]

Fig.5 ECM corrosion models of PCB with different surface treatments[11,12]: (a) PCB-ImAg, (b) PCB-HASL, (c) PCB-Cu, (d) PCB-ENIG