The effect of micro-alloying and surface finishes on the thermal cycling reliability of doped SAC solder alloys

FJ Akkara, S Hamasha, A Alahmer, J Evans… - Materials, 2022 - mdpi.com
The surface finish (SF) becomes a part of the solder joint during assembly and improves the
component's reliability. Furthermore, the SF influences the solder joint's reliability by …

Effective solder for improved thermo-mechanical reliability of solder joints in a ball grid array (BGA) soldered on printed circuit board (PCB)

JA Depiver, S Mallik, EH Amalu - Journal of Electronic Materials, 2021 - Springer
Ball grid array (BGA) packages have increasing applications in mobile phones, disk drives,
LC displays and automotive engine controllers. However, the thermo-mechanical reliability …

The effects of aging on the Anand viscoplastic constitutive model for SAC305 solder

MM Basit, M Motalab, JC Suhling… - … Conference on Thermal …, 2014 - ieeexplore.ieee.org
Lead free solder materials are widely used in electronic packaging industry due to
environmental concerns. However, experimental testing and microstructural characterization …

Experimental determination of fatigue behavior of lead free solder joints in microelectronic packaging subjected to isothermal aging

M Mustafa, JC Suhling, P Lall - Microelectronics Reliability, 2016 - Elsevier
The effects of aging on the cyclic shear stress–strain and fatigue behavior of lead-free
solders have been explored experimentally and have been presented in this paper. An …

The effects of aging on the fatigue life of lead free solders

M Mustafa, JC Roberts, JC Suhling… - 2014 IEEE 64th …, 2014 - ieeexplore.ieee.org
Solder joints in electronic assemblies are typically subjected to thermal cycling, either in
actual application or in accelerated life testing used for qualification. Mismatches in the …

Assembly options and challenges for electronic products with lead-free exemption

CM Huang, A Raj, M Osterman, M Pecht - IEEE Access, 2020 - ieeexplore.ieee.org
Due to safety and reliability concerns, various classes and/or applications of electronic
products are excluded from the European Union's Restriction of Hazardous Substances …

Thermal cycling reliability of aged PBGA assemblies-comparison of Weibull failure data and finite element model predictions

MM Basit, M Motalab, JC Suhling, Z Hai… - 2015 IEEE 65th …, 2015 - ieeexplore.ieee.org
Isothermal aging causes detrimental changes in the microstructure, mechanical response,
and failure behavior of lead free solder joints in electronic assemblies. These material …

[PDF][PDF] Long term aging effects on the reliability of lead free solder joints in ball grid array packages with various pitch sizes and ball alignments

C Zhao, C Shen, Z Hai, J Zhang, MJ Bozack… - SMTA …, 2015 - circuitinsight.com
This paper investigates the impact of isothermal aging on the long-term reliability of lead-
free solder joints. The full experimental matrix contains SAC105 and SAC305 solder alloys …

Mechanical characterization of doped SAC solder materials at high temperature

MR Chowdhury, S Ahmed, A Fahim… - 2016 15th IEEE …, 2016 - ieeexplore.ieee.org
Reliable lead free solders are needed for products exposed to extreme environments such
as those used in the automotive, avionics, and oil-exploration industries, as well as in …

Visualization of microstructural evolution in lead free solders during isothermal aging using time-lapse imagery

N Fu, S Ahmed, JC Suhling… - 2017 IEEE 67th Electronic …, 2017 - ieeexplore.ieee.org
In this investigation, Scanning Electron Microscopy (SEM) and Scanning Probe Microscopy
(SPM) have been utilized to examine aging induced microstructural changes occurring …