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- International and internal progress in solder joint shape prediction in electronic packaging are overviewed and some unredeemed problems are mentioned as reference for some researchers in the field. 概述了近年来国内外电子封装软钎焊焊点形态预测研究工作的进展及尚未解决的问题,供有关人员参照。
- The Study on MCM's Solder Joint Shape MCM焊点形态研究方法探讨
- The regression relations between the primary solder joints shape parameters and thermal fatigue life of CCGA are derived through orthogonal experiments and regressions analysis. 通过对CCGA焊点形态参数与热疲劳寿命进行正交回归分析,得出了CCGA焊点形态主要参数与热疲劳寿命之间的关系表达式。
- EFFECTS OF Ag-Pd AND Ni ON THE JOINT SHAPE, MICROSTRUCTURE AND SHEAR STRENGTH OF LEAD-FREE SURFACE MOUNT SOLDER JOINT Ag-Pd和Ni对无铅钎料焊点形状、微结构及剪切强度的影响
- Keywords microelectronic interconnection;solder joint shape;solder joint reliability;thermal fatigue life; 微电子互连;焊点形态;焊点可靠性;热疲劳寿命;
- Modeling and Predicting of Solder Joint Shapes of Fine Pitch Technology 细微间距器件焊点形态成形建模与预测
- solder joint shape 焊点形态
- Therefore, it is necessary to study the reliability of this mixed solder joint. 因此,有必要对这种混合焊点进行可靠性分析。
- Therefore,it is necessary to study the reliability of this mixed solder joint. 因此,有必要对形成的混合焊点进行可靠性分析。
- The solder joint exceeds the strength of Type L tube in annealed temper. 这种焊料连接超过退火处理类型L管道的强度。
- Solder end valves are limited by temperatures which affect the strength of the solder joint. 焊接连接端口阀门温度限制在不影响焊接连接端口的强度范围内。
- Saponifier formulations, without proper inhibitors, may attack some metal surfaces, resulting in a dull solder joint. 皂化剂中所含成分,若不采用适当的抑制剂,将会侵蚀金属表面,造成焊点钝化。
- This paper discusses the factors of influencing thermal fatigue of solder joint in SMT and its research method. 本文研讨了影响SMT焊接点热疲劳性能的因素及研究方法。
- The results show that the residual moisture within underfill materials enhances the stress level in solder joint. 结果表明:在湿热环境下,底充胶材料内部残留的湿气提高了焊点的应力水平。
- Important procedures for preparing a solder joint are graphically illustrated in this catalog on page 48. 焊料连接准备工作的重要步骤在本样本第48页中有图文并茂的描述。
- Welding on large oblique nozzle to shell joint is one of the most difficult points for manufacturing a large gasifier due to special joint shape and high volume of weld metal. 摘要气化炉大型插入式斜接管与筒体的焊接由于接头形状特殊,熔敷金属量大,是气化炉制造的难点之一。
- The quality of solder joint affects the reliability and lifetime of the products produced by SMT directly. 摘要由表面组装技术(SMT)形成的产品,其焊点质量直接影响到产品的可靠性和寿命。
- The quality of solder joint affects the reliability of the products produced by SMT directly. 由表面组装技术(SMT)形成的产品,其焊点质量直接影响到产品的可靠性。
- The solder will be dull looking and, if the gold content in the solder exceeds about 5%, the solder joint will be brittle. 焊点外观将变得暗淡,此外,如果焊料中的金成分超过约5%25时,焊点将会变脆。
- New developments in flux chemistries for lead-free pastes do not require nitrogen to achieve good wetting and solder joint integrity. 无铅焊锡膏的焊剂化学的新发展可以做到不使用氮气也可得到良好的熔湿性和焊点完整性。