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Proceedings Papers

Thermomechanical Reliability of BGA Packages With Different Underfill Reinforcement Methods

Yangyang Lai, Chongyang Cai, Ke Pan, Junbo Yang, Jonghwan Ha, Pengcheng Yin, Karthik Deo, Seungbae Park
Proc. ASME. InterPACK2022, ASME 2022 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T10A006, October 25–27, 2022
Paper No: IPACK2022-97349
DOI: https://doi.org/10.1115/IPACK2022-97349
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Topics: Ball-Grid-Array packages, Ball-Grid-Array packaging, Reliability, Thermomechanics, Cycles, Solders, Corners (Structural elements), Bonding, Deformation, Stiffness
Proceedings Papers

Predictive Methods for Electrical and Mechanical Process-Output for Inkjet Additive Printed Circuits

Pradeep Lall, Kartik Goyal, Scott Miller
Proc. ASME. InterPACK2022, ASME 2022 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T03A004, October 25–27, 2022
Paper No: IPACK2022-97428
DOI: https://doi.org/10.1115/IPACK2022-97428
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Topics: Circuits, Drops, Electronics, Equipment performance, Experimental design, Inks, Manufacturing, Materials properties, Mechanical properties, Nanoparticles
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
Paper No: IPACK2022-97449
DOI: https://doi.org/10.1115/IPACK2022-97449
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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

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
Paper No: IPACK2021-74069
DOI: https://doi.org/10.1115/IPACK2021-74069
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Topics: Low temperature, Mechanical properties, Storage, Temperature, Alloys, Solders, Avionics, Climate, Design, Electronic packages
Proceedings Papers

Property Evolution and Reliability of Underfills Under Sustained High Temperature Storage

Pradeep Lall, Madhu Kasturi, Haotian Wu, Jeff Suhling, Edward Davis
Proc. ASME. InterPACK2021, ASME 2021 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T07A017, October 26–28, 2021
Paper No: IPACK2021-74061
DOI: https://doi.org/10.1115/IPACK2021-74061
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Topics: High temperature, Relaxation (Physics), Reliability, Storage, Temperature, Viscoelasticity, Electronics, Glass transition, Materials properties, Mechanical properties
Proceedings Papers

Investigation and Comparison of Aging Effects in SAC305 and Doped SAC+X Solders Exposed to Isothermal Aging

Jing Wu, Mohammad S. Alam, 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, V001T01A020, October 27–29, 2020
Paper No: IPACK2020-2695
DOI: https://doi.org/10.1115/IPACK2020-2695
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Topics: Intermetallic compounds, Lead-free solders, Solders, Particulate matter, Tin, Alloys, Mechanical behavior, Diffusion (Physics), High temperature, Mechanical properties
Proceedings Papers

High Strain Rate Low Temperature Properties for SAC-R After Exposure to Isothermal Aging

Pradeep Lall, Mrinmoy Saha, Jeff Suhling, Ken Blecker
Proc. ASME. InterPACK2020, ASME 2020 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T01A010, October 27–29, 2020
Paper No: IPACK2020-2659
DOI: https://doi.org/10.1115/IPACK2020-2659
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Topics: Alloys, Avionics, Climate, Design, Electronic packages, Electronic packaging, High temperature, Lead-free solders, Low temperature, Low temperature materials
Proceedings Papers

Design, Analysis and Comparison of Insulated Metal Substrates for High Power Wide-Bandgap Power Modules

Emre Gurpinar, Burak Ozpineci, Shajjad Chowdhury
Proc. ASME. InterPACK2019, ASME 2019 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T06A013, October 7–9, 2019
Paper No: IPACK2019-6436
DOI: https://doi.org/10.1115/IPACK2019-6436
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Topics: Design, Energy gap, Metals, Transients (Dynamics), Ceramics, Copper, Finite element analysis, Materials properties, MOSFET transistors, Semiconductors (Materials)
Proceedings Papers

Modeling of Underfilled PBGA Assemblies Using Both Viscoelastic and Elastic Material Properties

Promod R. Chowdhury, Jeffrey C. Suhling, Pradeep Lall
Proc. ASME. InterPACK2019, ASME 2019 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T08A007, October 7–9, 2019
Paper No: IPACK2019-6561
DOI: https://doi.org/10.1115/IPACK2019-6561
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Topics: Fatigue life, Finite element analysis, Materials properties, Modeling, Stress, Viscoelasticity, Temperature, Polymers, Simulation, Relaxation (Physics)
Proceedings Papers

Stress Evaluation of Flexible Displays With Multiple-Laminations Architecture Enabled by Experimental Measurement and Simulation Based Factorial Design

Chang-Chun Lee, Pei-Chen Huang, Chi-Wei Wang, Oscar Chuang
Proc. ASME. InterPACK2019, ASME 2019 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T04A002, October 7–9, 2019
Paper No: IPACK2019-6541
DOI: https://doi.org/10.1115/IPACK2019-6541
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Topics: Design, Finite element analysis, Lamination, Light-emitting diodes, Simulation, Stress, Adhesives, Coatings, Fatigue, Materials properties
Proceedings Papers

Failure Mechanism Assessment of TO-247 Packaged SiC Power Devices

Klas Brinkfeldt, Göran Wetter, Andreas Lövberg, Dag Andersson, Zsolt Toth-Pal, Mattias Forslund, Samer Shisha
Proc. ASME. InterPACK2018, ASME 2018 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T04A016, August 27–30, 2018
Paper No: IPACK2018-8385
DOI: https://doi.org/10.1115/IPACK2018-8385
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Topics: Failure mechanisms, Electronics, Reliability, Acoustics, Automotive industry, Cooling, Elastic moduli, Failure analysis, Heating, High temperature
Proceedings Papers

The Effects of Temperature, Strain Rate, and Aging on the Poisson’s Ratio of SAC Lead Free Solders

K. M. Rafidh Hassan, Mohammad S. Alam, Munshi Basit, Jeffrey C. Suhling, Pradeep Lall
Proc. ASME. InterPACK2018, ASME 2018 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T03A006, August 27–30, 2018
Paper No: IPACK2018-8410
DOI: https://doi.org/10.1115/IPACK2018-8410
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Topics: Lead-free solders, Poisson ratio, Temperature effects, Solders, Temperature, Cooling, Finite element analysis, Finite element methods, Finite element model, Reliability
Proceedings Papers

Experimental and Numerical Investigation of Underfill Materials on Thermal Cycle Fatigue of Second Level Solder Interconnects Under Mean Temperature Conditions

Maxim Serebreni, Patrick McCluskey, David Hillman, Nathan Blattau, Craig Hillman
Proc. ASME. InterPACK2018, ASME 2018 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T02A007, August 27–30, 2018
Paper No: IPACK2018-8338
DOI: https://doi.org/10.1115/IPACK2018-8338
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Topics: Cycles, Fatigue, Solders, Temperature, Solder joints, Ball-Grid-Array packages, Ball-Grid-Array packaging, Coatings, Dimensions, Electronic products
Proceedings Papers

Quantification of Underfill Influence to Chip Packaging Interactions of WLCSP

Huayan Wang, Shuai Shao, Vanlai Pham, Panju Shang, Cheng Zhong, Seungbae Park
Proc. ASME. InterPACK2018, ASME 2018 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T01A004, August 27–30, 2018
Paper No: IPACK2018-8257
DOI: https://doi.org/10.1115/IPACK2018-8257
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Topics: Packaging, Corners (Structural elements), Finite element analysis, Deformation, Delamination, Fracture (Materials), Fracture (Process), Reliability, Damage, Electronics
Proceedings Papers

Controlling the Solder Joint Reliability of eWLB Packages in Automotive Radar Applications Using a Design for Reliability Approach

M. Niessner, G. Haubner, W. Hartner, S. Pahlke
Proc. ASME. InterPACK2018, ASME 2018 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T05A008, August 27–30, 2018
Paper No: IPACK2018-8379
DOI: https://doi.org/10.1115/IPACK2018-8379
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Topics: Design, Radar, Reliability, Solder joints, Simulation, Laminates, Accelerated life testing, Ball-Grid-Array packaging, Materials properties, Mechanical properties
Proceedings Papers

Effect of Corner Staking on the Fatigue Life of BGA Under Thermal Cycling

Deng Yun Chen, Michael Osterman
Proc. ASME. InterPACK2017, ASME 2017 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T01A018, August 29–September 1, 2017
Paper No: IPACK2017-74249
DOI: https://doi.org/10.1115/IPACK2017-74249
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Topics: Ball-Grid-Array packaging, Corners (Structural elements), Fatigue life, Solder joints, Solders, Adhesives, Failure, Materials properties, Stress, Temperature
Proceedings Papers

A Computational Approach to Study the Impact of PCB Thickness on QFN Assembly Under Drop Testing With Package Power Supply

Unique Rahangdale, Pavan Rajmane, Abel Misrak, Dereje Agonafer
Proc. ASME. InterPACK2017, ASME 2017 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T01A019, August 29–September 1, 2017
Paper No: IPACK2017-74278
DOI: https://doi.org/10.1115/IPACK2017-74278
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Topics: Manufacturing, Testing, Reliability, Stress, Lumber, Temperature, Failure, Finite element analysis, Young's modulus, Computation
Proceedings Papers

Mechanical Behavior of Thermal Interface Materials in Electronic Components Under Dynamic Loading Conditions

Emad A. Poshtan, Sudarshan Hegde, Andreas Roessle
Proc. ASME. InterPACK2017, ASME 2017 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T02A016, August 29–September 1, 2017
Paper No: IPACK2017-74021
DOI: https://doi.org/10.1115/IPACK2017-74021
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Topics: Dynamic testing (Materials), Electronic components, Mechanical behavior, Capacitors, Flat heat pipes, Heat, Materials properties, Reliability, Thermomechanics
Proceedings Papers

Damage Progression in Fuze Assemblies Subjected to High-G Mechanical Shock Using X-Ray Digital Volume Correlation

Pradeep Lall, Nakul Kothari, John Deep
Proc. ASME. InterPACK2017, ASME 2017 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T03A008, August 29–September 1, 2017
Paper No: IPACK2017-74269
DOI: https://doi.org/10.1115/IPACK2017-74269
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Topics: Damage, Shock (Mechanics), X-rays, Reliability, Deformation, Failure, Imaging, Manufacturing, Nondestructive evaluation, Service life (Equipment)
Proceedings Papers

Effects of Build-Up Material Properties on Warpage Dispersion of Organic Substrates Caused by Manufacturing Variations

Keishi Okamoto, Sayuri Kohara, Hiroyuki Mori
Proc. ASME. InterPACK2017, ASME 2017 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems, V001T02A018, August 29–September 1, 2017
Paper No: IPACK2017-74098
DOI: https://doi.org/10.1115/IPACK2017-74098
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Topics: Manufacturing, Materials properties, Warping, Copper, Design, Finite element analysis, Simulation, Young's modulus, Errors, Flip-chip