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Author:

秦飞 (秦飞.) | 别晓锐 (别晓锐.) | 陈思 (陈思.) | 安彤 (安彤.)

Indexed by:

EI Scopus CSCD

Abstract:

对塑封球栅阵列(PBGA)封装器件Sn37Pb焊点进行了正弦振动、随机振动实验,得到各个载荷下焊点的疲劳寿命结果.建立了三维有限元模型,进行与实验条件一致的有限元分析,计算焊点的应力;将实验结果与有限元计算相结合,并基于Steinberg寿命预测模型,发展了随机振动载荷下焊点疲劳寿命预测方法.结果表明,疲劳寿命模型预测结果与实验结果吻合较好,该方法可应用于PBGA封装焊点在随机振动载荷下的疲劳寿命评估,为PBGA封装器件的设计与使用提供指导.

Keyword:

塑封球栅阵列(PBGA)封装 Steinberg模型 寿命预测 有限元分析(FEA) 随机振动

Author Community:

  • [ 1 ] [秦飞]工业和信息化部电子第五研究所
  • [ 2 ] [别晓锐]北京工业大学

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Source :

振动与冲击

ISSN: 1000-3835

Year: 2021

Issue: 2

Volume: 40

Page: 164-170

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count: 7

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 2

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