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Proceedings Papers

Modelling Effect of Isothermal Aging of Anisotropic SaAgCu(SAC) Solder Joint Using Crystal Viscoplasticity

Aniket Bharamgonda, Abhijit Dasgupta, Yaxiong Chen, Torsten Hauck
Proc. ASME. InterPACK2024, ASME 2024 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T03A013, October 8–10, 2024
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2024-141036
https://doi.org/10.1115/IPACK2024-141036
View Paper titled, Modelling Effect of Isothermal Aging of Anisotropic SaAgCu(SAC) Solder Joint Using Crystal Viscoplasticity
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Topics: Anisotropy, Creep, Crystals, Modeling, Solder joints, Solders, Viscoplasticity
Proceedings Papers

Effect of Die Parameters on the Thermomechanical Performance of PBGA Packages With Hybrid SAC-LTS Interconnects

Souvik Chakraborty, Debabrata Mondal, Jeffrey C. Suhling, Pradeep Lall
Proc. ASME. InterPACK2024, ASME 2024 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T03A020, October 8–10, 2024
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2024-141356
https://doi.org/10.1115/IPACK2024-141356
View Paper titled, Effect of Die Parameters on the Thermomechanical Performance of PBGA Packages With Hybrid SAC-LTS Interconnects
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Topics: Dimensions, Thermomechanics, Ball-Grid-Array packaging, Solder joints, Fatigue life, Finite element analysis, Solders, Boundary-value problems, Design, Energy consumption
Proceedings Papers

Reliability Analysis of SAC Solder Under Thermal Fatigue for Encapsulated GaN Packages

Ibaad Gandikota, Aniket Bharamgonda, Abhijit Dasgupta, Patrick McCluskey
Proc. ASME. InterPACK2024, ASME 2024 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T03A016, October 8–10, 2024
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2024-141249
https://doi.org/10.1115/IPACK2024-141249
View Paper titled, Reliability Analysis of SAC Solder Under Thermal Fatigue for Encapsulated GaN Packages
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Topics: Event history analysis, Fatigue, Gallium nitride, Solders, Failure, Creep, Delamination, Failure mechanisms, Fatigue life, Finite element analysis
Proceedings Papers

Prediction of Failure at FCBGA Interfaces Under Thermo-Mechanical Loads Using a Competing Risk Cohesive Zone Model

Pradeep Lall, Aathi Raja Ram Pandurangan, Madhu Katsuri
Proc. ASME. InterPACK2023, ASME 2023 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T08A004, October 24–26, 2023
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2023-111937
https://doi.org/10.1115/IPACK2023-111937
View Paper titled, Prediction of Failure at FCBGA Interfaces Under Thermo-Mechanical Loads Using a Competing Risk Cohesive Zone Model
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Topics: Architecture, Automobiles, Ball-Grid-Array packaging, Delamination, Electronics, Engines, Failure, Failure mechanisms, Fatigue, Finite element model
Proceedings Papers

Performance of SAC305 Solder Joints Under Simultaneous Tensile and Electromigration Stressing

Whit Vinson, David Huitink
Proc. ASME. InterPACK2023, ASME 2023 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T02A007, October 24–26, 2023
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2023-111909
https://doi.org/10.1115/IPACK2023-111909
View Paper titled, Performance of SAC305 Solder Joints Under Simultaneous Tensile and Electromigration Stressing
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Topics: Electrodiffusion, Failure, Solder joints, Solders, Stress
Proceedings Papers

Assessment of Effect of Operating Temperature on SAC-R Solders at High Strain Rates After Prolonged Storage

Pradeep Lall, Mrinmoy Saha, Jeff Suhling, David Locker
Proc. ASME. InterPACK2023, ASME 2023 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T08A011, October 24–26, 2023
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2023-112036
https://doi.org/10.1115/IPACK2023-112036
View Paper titled, Assessment of Effect of Operating Temperature on SAC-R Solders at High Strain Rates After Prolonged Storage
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Topics: Operating temperature, Solders, Storage, Alloys, Constitutive equations, Shock (Mechanics), Temperature, Aerospace industry, Automobiles, Climate
Proceedings Papers

Characterization of SAC305 Solder Joints Under Elevated Current, Temperature, and Varying Shear Stress Conditions

Collin Ruby, David R. Huitink
Proc. ASME. InterPACK2023, ASME 2023 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T02A016, October 24–26, 2023
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2023-113756
https://doi.org/10.1115/IPACK2023-113756
View Paper titled, Characterization of SAC305 Solder Joints Under Elevated Current, Temperature, and Varying Shear Stress Conditions
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Topics: Reliability, Shear stress, Solder joints, Stress, Temperature
Proceedings Papers

Propensity for Fatigue Failure of the FCBGA UF-Substrate Interface After Prolonged Storage

Pradeep Lall, Padmanava Choudhury
Proc. ASME. InterPACK2023, ASME 2023 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T08A012, October 24–26, 2023
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2023-112052
https://doi.org/10.1115/IPACK2023-112052
View Paper titled, Propensity for Fatigue Failure of the FCBGA UF-Substrate Interface After Prolonged Storage
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Topics: Fatigue failure, Storage, Failure, Reliability, Electronics, Temperature, Cycles, Fatigue, Flip-chip, Stress
Proceedings Papers

Comparative Finite Element Analyses of the Thermal Cycling Performances of BGA Packages With SAC, LTS, and Mixed SAC-LTS Solder Joints

Souvik Chakraborty, Debabrata Mondal, Golam Rakib Mazumder, Mahbub Alam Maruf, Jeffrey C. Suhling, Pradeep Lall
Proc. ASME. InterPACK2023, ASME 2023 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T02A014, October 24–26, 2023
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2023-112041
https://doi.org/10.1115/IPACK2023-112041
View Paper titled, Comparative Finite Element Analyses of the Thermal Cycling Performances of BGA Packages With SAC, LTS, and Mixed SAC-LTS Solder Joints
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Topics: Ball-Grid-Array packages, Ball-Grid-Array packaging, Fatigue life, Finishes, Finite element analysis, Reliability, Solder joints
Proceedings Papers

Anisotropic Plastic Constitutive Properties of SAC305 Single Crystal Solder Joints

Abhishek Deshpande, Qian Jiang, Abhijit Dasgupta
Proc. ASME. InterPACK2022, ASME 2022 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T10A003, October 25–27, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2022-94505
https://doi.org/10.1115/IPACK2022-94505
View Paper titled, Anisotropic Plastic Constitutive Properties of SAC305 Single Crystal Solder Joints
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Topics: Anisotropy, Crystals, Electron backscatter diffraction, Shear (Mechanics), Solder joints
Proceedings Papers

Modeling Underfill Degradation and Its Effect on FCBGA Package Reliability Under High-Temperature Operation

Pradeep Lall, Madhu Kasturi, Haotian Wu, Edward Davis
Proc. ASME. InterPACK2022, ASME 2022 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T10A009, October 25–27, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2022-97433
https://doi.org/10.1115/IPACK2022-97433
View Paper titled, Modeling Underfill Degradation and Its Effect on FCBGA Package Reliability Under High-Temperature Operation
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Topics: High temperature, Modeling, Reliability, Flip-chip, Solder joints, Ball-Grid-Array packaging, Electronics, Fatigue failure, Fatigue life, Materials degradation
Proceedings Papers

A Study on Parameters That Impact the Thermal Fatigue Life of BGA Solder Joints

Karthik Arun Deo, Raymond-Noel Kono, Chongyang Cai, Junbo Yang, Yangyang Lai, Seungbae Park
Proc. ASME. InterPACK2022, ASME 2022 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T10A005, October 25–27, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2022-97253
https://doi.org/10.1115/IPACK2022-97253
View Paper titled, A Study on Parameters That Impact the Thermal Fatigue Life of BGA Solder Joints
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Topics: Ball-Grid-Array packaging, Fatigue life, Solder joints, Surface mount devices
Proceedings Papers

Effect of Aging on High Strain Rate Mechanical Properties of SAC+Bi Solders After Exposure to Isothermal Aging of 50°C Up To 120 Days

Pradeep Lall, Mrinmoy Saha, Jeff Suhling, Ken Blecker
Proc. ASME. InterPACK2022, ASME 2022 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T10A013, October 25–27, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2022-97449
https://doi.org/10.1115/IPACK2022-97449
View Paper titled, Effect of Aging on High Strain Rate Mechanical Properties of SAC+Bi Solders After Exposure to Isothermal Aging of 50°C Up To 120 Days
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Topics: Mechanical properties, Solders, Temperature, Alloys, Storage, Aerospace industry, Automotive industry, Constitutive equations, Finite element analysis, Low temperature materials
Proceedings Papers

Nonlocal Damage Modeling of Solder Joint Failure Under Thermomechanical Cyclic Loading

Youssef Maniar, Alexander Kabakchiev, Marta Kuczynska, Masoomeh Bazrafshan, Peter Binkele, Siegfried Schmauder
Proc. ASME. InterPACK2021, ASME 2021 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T06A003, October 26–28, 2021
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2021-73100
https://doi.org/10.1115/IPACK2021-73100
View Paper titled, Nonlocal Damage Modeling of Solder Joint Failure Under Thermomechanical Cyclic Loading
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Topics: Damage, Failure, Modeling, Solder joints, Thermomechanics, Finite element analysis, Simulation, Stress, Deformation, Solders
Proceedings Papers

Electromigration Analysis of Solder Joints for Power Modules Using an Electrical-Thermal-Stress-Atomic Coupled Model

Mitsuaki Kato, Takahiro Omori, Akihiro Goryu, Tomoya Fumikura, Kenji Hirohata
Proc. ASME. InterPACK2021, ASME 2021 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T07A004, October 26–28, 2021
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2021-69882
https://doi.org/10.1115/IPACK2021-69882
View Paper titled, Electromigration Analysis of Solder Joints for Power Modules Using an Electrical-Thermal-Stress-Atomic Coupled Model
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Topics: Electrodiffusion, Intermetallic compounds, Solder joints, Stress
Proceedings Papers

Determination of High and Low Temperature High Strain Rate Mechanical Properties for SAC-R After Exposure to Isothermal Aging of 50°C Up To 8 Months

Pradeep Lall, Mrinmoy Saha, Jeff Suhling, Ken Blecker
Proc. ASME. InterPACK2021, ASME 2021 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T07A022, October 26–28, 2021
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2021-74069
https://doi.org/10.1115/IPACK2021-74069
View Paper titled, Determination of High and Low Temperature High Strain Rate Mechanical Properties for SAC-R After Exposure to Isothermal Aging of 50°C Up To 8 Months
Open the PDF for Determination of High and Low Temperature High Strain Rate Mechanical Properties for SAC-R After Exposure to Isothermal Aging of 50°C Up To 8 Months in another window
Topics: Low temperature, Mechanical properties, Storage, Temperature, Alloys, Solders, Avionics, Climate, Design, Electronic packages
Proceedings Papers

Effect of Aging on the Properties of Intermetallic Layers in SAC+Bi Solder Joints

Mohammad Ashraful Haq, Mohd Aminul Hoque, Jeffrey C. Suhling, Pradeep Lall
Proc. ASME. InterPACK2021, ASME 2021 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T07A011, October 26–28, 2021
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2021-73348
https://doi.org/10.1115/IPACK2021-73348
View Paper titled, Effect of Aging on the Properties of Intermetallic Layers in SAC+Bi Solder Joints
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Topics: Intermetallic compounds, Lead-free solders, Solder joints, Alloys, Reliability, Copper, Elastic moduli, Electronic packaging, Nanoindentation, Polishing
Proceedings Papers

Evolution of Mechanical Properties and Microstructure in SAC Bulk Solder and Solder Joints During Thermal Cycling Exposures

S. M. Kamrul Hasan, Abdullah Fahim, Mohammad Al Ahsan, Jeffrey C. Suhling, Sa'd Hamasha, Pradeep Lall
Proc. ASME. InterPACK2021, ASME 2021 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T07A016, October 26–28, 2021
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2021-74044
https://doi.org/10.1115/IPACK2021-74044
View Paper titled, Evolution of Mechanical Properties and Microstructure in SAC Bulk Solder and Solder Joints During Thermal Cycling Exposures
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Topics: Lead-free solders, Mechanical properties, Solder joints, Solders, Tensile strength, Thermal shock, Yield strength, Stress, Cycles, High temperature
Proceedings Papers

Non-Perpendicular Orientation High-G Impact Reliability of Electronics Potted Assemblies

Pradeep Lall, Aathi Raja Ram Pandurangan, Jeff Suhling, John Deep
Proc. ASME. InterPACK2020, ASME 2020 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T01A007, October 27–29, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2020-2648
https://doi.org/10.1115/IPACK2020-2648
View Paper titled, Non-Perpendicular Orientation High-G Impact Reliability of Electronics Potted Assemblies
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Topics: Electronics, Reliability, Shock (Mechanics), Vehicles, Manufacturing, Solder joints, Aerospace industry, Ball-Grid-Array packaging, Capacitors, Ceramics
Proceedings Papers

Deformation Behavior of SAC305 Solder Joints With Multiple Grains

Debabrata Mondal, Abdullah Fahim, KM Rafidh Hassan, Jeffrey C. Suhling, Pradeep Lall
Proc. ASME. InterPACK2020, ASME 2020 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T01A019, October 27–29, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2020-2694
https://doi.org/10.1115/IPACK2020-2694
View Paper titled, Deformation Behavior of SAC305 Solder Joints With Multiple Grains
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Topics: Anisotropy, Deformation, Grain size, Solder joints