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High Temperature Reliability of Components for Power Computing with SAC305 and Alternative High Reliability Solders with Isothermal Aging at 25...
This experiment considers the reliability of a variety of different electronic components under isothermal aging and subsequent thermal cycling (TC) testing. The components are evaluated on 0.2
.. read more
Voiding and Drop Test Performance of Lead-Free Low Melting and Medium Melting Mixed Alloy BGA Assembly
Low melting 57Bi42Sn1Ag (BiSnAg) was explored for replacing SAC solders as a low-cost solution. In this study,BGAs with SAC105,SAC305,and BiSnAg balls were assembled with SAC105,SAC305 or 57Bi4
.. read more
Low Silver Solder Alloys with Good Drop Shock and Thermal Cycle Reliability
SAC105 was shown to have better drop shock reliability than SAC305 however SAC105 thermal cycle performance was not necessarily as good at SAC305. Small quantities (0.1% or so) of some elements
.. read more
Mechanical Shock Test Performance of SAC105 (Sn-1.0Ag-0.5Cu) and Sn-3.5Ag,BGA Components with SAC305 Solder Paste on NiAu and OSP Board Surface...
Many BGA and CSP component suppliers have begun shipment of components with a variety of second generation lead-free
solder ball alloys based on the improved mechanical shock resistance. Althou
.. read more
Low-Silver BGA Assembly Phase II – Reliability Assessment Seventh Report: Mixed Metallurgy Solder Joint Thermal Cycling Results
Some ball grid array suppliers are migrating their sphere alloys from SAC305 (3% Ag) or SAC405 (4% Ag) to alloys with lower silver contents and often with “micro alloying” additions. There are
.. read more
NASA-DoD Lead-Free Electronics Project: Mechanical Shock Test
Mechanical shock testing was conducted by Boeing Research and Technology (Seattle) for the NASA-DoD Lead-Free Electronics Solder Project. This project is follow-on to the Joint Council on Aging
.. read more
Thermal Cycling Reliability Screening of Multiple Pb-free Solder Ball Alloys
Thermal cycling tests were conducted using two different ceramic ball grid array (CBGA) test vehicles having balls comprised of nine different Pb free solder alloys. The experiment was designed
.. read more
Achieving High Reliability Low Cost Lead-Free SAC Solder Joints Via Mn Or Ce Doping
In this study,the reliabilities of low Ag SAC alloys doped with Mn or Ce (SACM or SACC) were evaluated under JEDEC drop,dynamic bending,thermal cycling,and cyclic bending test conditions agains
.. read more
Low-Silver BGA Assembly Phase II – Reliability Assessment Fifth Report: Preliminary Thermal Cycling Results
Some ball grid array suppliers are migrating their sphere alloys from SAC305 (3% Ag) or SAC405 (4% Ag) to alloys with lower silver contents. There are numerous perceived reliability benefits to
.. read more
Comparison of Thermal Fatigue Performance of SAC105 (Sn-1.0Ag-0.5Cu),Sn- 3.5Ag,and SAC305 (Sn-3.0Ag-0.5Cu) BGA Components with SAC305 Solder Paste
Many BGA and CSP component suppliers have begun shipment of components with a variety of “second generation” Pb-free solder ball alloys. Much of the motivation for the alloy changes has been to
.. read more
High Temperature Reliability of Components for Power Computing with SAC305 and Alternative High Reliability Solders with Isothermal Aging at 25...
This experiment considers the reliability of a variety of different electronic components under isothermal aging and subsequent thermal cycling (TC) testing. The components are evaluated on 0.2
.. read more
Voiding and Drop Test Performance of Lead-Free Low Melting and Medium Melting Mixed Alloy BGA Assembly
Low melting 57Bi42Sn1Ag (BiSnAg) was explored for replacing SAC solders as a low-cost solution. In this study,BGAs with SAC105,SAC305,and BiSnAg balls were assembled with SAC105,SAC305 or 57Bi4
.. read more
Low Silver Solder Alloys with Good Drop Shock and Thermal Cycle Reliability
SAC105 was shown to have better drop shock reliability than SAC305 however SAC105 thermal cycle performance was not necessarily as good at SAC305. Small quantities (0.1% or so) of some elements
.. read more
Mechanical Shock Test Performance of SAC105 (Sn-1.0Ag-0.5Cu) and Sn-3.5Ag,BGA Components with SAC305 Solder Paste on NiAu and OSP Board Surface...
Many BGA and CSP component suppliers have begun shipment of components with a variety of second generation lead-free
solder ball alloys based on the improved mechanical shock resistance. Althou
.. read more
Low-Silver BGA Assembly Phase II – Reliability Assessment Seventh Report: Mixed Metallurgy Solder Joint Thermal Cycling Results
Some ball grid array suppliers are migrating their sphere alloys from SAC305 (3% Ag) or SAC405 (4% Ag) to alloys with lower silver contents and often with “micro alloying” additions. There are
.. read more
NASA-DoD Lead-Free Electronics Project: Mechanical Shock Test
Mechanical shock testing was conducted by Boeing Research and Technology (Seattle) for the NASA-DoD Lead-Free Electronics Solder Project. This project is follow-on to the Joint Council on Aging
.. read more
Thermal Cycling Reliability Screening of Multiple Pb-free Solder Ball Alloys
Thermal cycling tests were conducted using two different ceramic ball grid array (CBGA) test vehicles having balls comprised of nine different Pb free solder alloys. The experiment was designed
.. read more
Achieving High Reliability Low Cost Lead-Free SAC Solder Joints Via Mn Or Ce Doping
In this study,the reliabilities of low Ag SAC alloys doped with Mn or Ce (SACM or SACC) were evaluated under JEDEC drop,dynamic bending,thermal cycling,and cyclic bending test conditions agains
.. read more
Low-Silver BGA Assembly Phase II – Reliability Assessment Fifth Report: Preliminary Thermal Cycling Results
Some ball grid array suppliers are migrating their sphere alloys from SAC305 (3% Ag) or SAC405 (4% Ag) to alloys with lower silver contents. There are numerous perceived reliability benefits to
.. read more
Comparison of Thermal Fatigue Performance of SAC105 (Sn-1.0Ag-0.5Cu),Sn- 3.5Ag,and SAC305 (Sn-3.0Ag-0.5Cu) BGA Components with SAC305 Solder Paste
Many BGA and CSP component suppliers have begun shipment of components with a variety of “second generation” Pb-free solder ball alloys. Much of the motivation for the alloy changes has been to
.. read more