Knowledge Hub
Your Gateway to Technical Knowledge Exchange for the Global Electronics Community
Explore our database of industry knowledge that fuels innovation, learning, and professional growth. Knowledge Hub is a collection of conference technical papers, webinars, presentations, on-demand video and more. You can search by author, title, keyword and type of content. You can also search for keywords and topics in the Tag field. Access to Knowledge Hub is reserved for members.
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Requirements for Soldering Fluxes Research Using the B-53 Test Board
IPC J-STD-004B standard prescribes general requirements for the classification and testing of soldering flux for high qualify interconnections. This standard defines the classification of so
.. read more
Methodology for Developing Cleaning Process Parameters
Electronic assembly processes range from simple to complex and involve a wide range of materials to produce. Each step in the process and each assembly material used will have some impact on
.. read more
CFX Performance Mapping – Methods to Qualify, Validate and Control Acceptable Levels of Flux and Other Residues
The Connected Factory Exchange initiative enables the use of tools, machines, and computer software to monitor, improve, and produce reliable hardware. The concept of the Digital Twin is to
.. read more
SMT Assembly of LGA Components and SMT Rework with Low Temperature Solder Alloy
Low Temperature Solder (LTS) is increasingly being used as a replacement for SAC305 solder alloy. Processing with LTS can reduce energy costs and impact on the environment while also reducin
.. read more
Evaluation of Solder Pastes for Flux Residue Mitigation in Cleaning Machines*
Recently new semi-aqueous in-line cleaning machines (CM) were installed; however, the associated increased volumes of circuit card assemblies (CCAs) being cleaned after SMT surface mount tec
.. read more
Enhanced Cleanability Using Fluxes with Decreased Viscosity after Reflow
A series of flux systems have been developed which would result in a reduced viscosity after reflow. This enables a high viscosity, high tack flux to be used to secure components at the comp
.. read more
Can Age and Storage Conditions Affect the SIR Performance of a No-Clean Solder Paste Flux Residue?
The SMT assembly world,especially within the commercial electronics realm,is dominated by no-clean solder paste technology. A solder paste flux residue that does not require removal is very att
.. read more
Combination of Spray and Soak Improves Cleaning under Bottom Terminations
The functional reliability of electronic circuits determines the overall reliability of the product in which the final products are used. Market forces including more functionality in smaller c
.. read more
New Requirements for Sir- Measurement
During the last period of newly assembled electrical devices (pcbs),new component types like LGA and QFN were also qualified as well as smaller passive components with reliability requirements
.. read more
Cleanliness Assessment for Class III Lead-Free No-Clean Assemblies
For mission critical electronics or Class III products,such as those used within the military,aerospace and medical industries,highest electronic reliability is a requirement as failure is not
.. read more
QFN Flux Entrapment Case Study
The presentation will discuss the problems that many QFN users are dealing with by having flux trapped under the component that is still gooey and conductive and the effect on circuit performan
.. read more
No-Clean Flux Residue and Underfill Compatibility Effects on Electrical Reliability
No-clean soldering processes dominate the commercial electronics manufacturing world. With the explosion of growth in handheld electronics devices,manufacturers have been forced to look for way
.. read more
Testing the Long Term Reliability of an Environmentally Friendly PCB Final Finish
The new plasma polymer PCB final finish that eliminates harsh chemicals and waste streams also promises to eliminate creep corrosion,but will it stand the test of time? Before any new produc
.. read more
IPC Tutorial Topic 3: Evaluation of No-clean Pb-free Halogen-free Solder Pastes That Can Effectively Mitigate Head-in-Pillow Defects and Have Good...
•Background and Objective
•Head-in-Pillow (HiP) Defect
•In Circuit Test (ICT) Testability
•Evaluation Steps
- Solder Paste Selection
- Head-in-Pillow Test
- Printability & Solderability Test
.. read more
Lead-Free Flux Technology and Influence on Cleaning
Lead-free flux technology for electronic industry is mainly driven by high soldering temperature,high alloy surface tension, miniaturization,air soldering due to low cost consideration,and envi
.. read more
OA Flux Cleaning Studies on Highly Dense Advanced Packages Parameters
Cleaning flux residues post soldering has been a high reliability criterion practiced by assemblers of military,aerospace,automotive,medical devices and other value offerings. Highly dense adva
.. read more
Engineered Cleaning Fluid and Mechanical Impingement Optimization Innovations
The complexity of the electronic assembly manufacturing environment increases with the miniaturization,low standoff components,and solder alloy advancements. Past history suggests that the clea
.. read more
Performance of China Alloy SnAgCuCe in Reflow Soldering
Work on assisting China's Ministry of Information Industry (MII) to assess the performance of a solder paste using the China alloy Sn3.0Ag0.5Cu0.019Ce (SACCe) was completed. Two Indium fluxes w
.. read more
Applied Research for Optimizing Process: Parameters for Cleaning Pb-Free Flux
As the electronics industry moves toward the implementation of Pb-free soldering,the impact on the assembly process must
be considered. One process that is often over looked is the cleaning of
.. read more
Lead-Free Soldering: DOE Study to Understand its Affect on Electronic Assembly Defluxing
Lead-free alloys under consideration have physical properties,which may directly impact industry standard electronic assembly
cleaning processes. The purpose of this study is to evaluate how th
.. read more
Novel,VOC-Compliant Aqueous Cleaning Agents for Post-Solder Defluxing
To meet today’s environmental demands,new VOC-free and low-VOC cleaning agents have been formulated that exhibit
outstanding cleaning performance for a variety of flux residues. The new cleanin
.. read more
Solderability Testing Methodologies for BGA Packages
Solderability testing is carried out at the IC (Integrated Circuit) manufacturer’s end to evaluate the quality of the IC
package terminals in terms of solder wetting ability. Current industrial
.. read more
Solder Paste Wetting and Solder-Balling Evaluation: A Quantitative Statistical Approach Using DOE
The ability of a solder paste particles to coalesce and wet the Printed Wiring Board (PWB) and component lead is
key to proper solder joint formation. Robust solder paste performance is needed
.. read more
Solderability Testing Methodologies for BGA Packages
Solderability testing is carried out at the IC (Integrated Circuit) manufacturer’s end to evaluate the quality of the IC
package terminals in terms of solder wetting ability. Current industrial
.. read more
Requirements for Soldering Fluxes Research Using the B-53 Test Board
IPC J-STD-004B standard prescribes general requirements for the classification and testing of soldering flux for high qualify interconnections. This standard defines the classification of so
.. read more
Methodology for Developing Cleaning Process Parameters
Electronic assembly processes range from simple to complex and involve a wide range of materials to produce. Each step in the process and each assembly material used will have some impact on
.. read more
CFX Performance Mapping – Methods to Qualify, Validate and Control Acceptable Levels of Flux and Other Residues
The Connected Factory Exchange initiative enables the use of tools, machines, and computer software to monitor, improve, and produce reliable hardware. The concept of the Digital Twin is to
.. read more
SMT Assembly of LGA Components and SMT Rework with Low Temperature Solder Alloy
Low Temperature Solder (LTS) is increasingly being used as a replacement for SAC305 solder alloy. Processing with LTS can reduce energy costs and impact on the environment while also reducin
.. read more
Evaluation of Solder Pastes for Flux Residue Mitigation in Cleaning Machines*
Recently new semi-aqueous in-line cleaning machines (CM) were installed; however, the associated increased volumes of circuit card assemblies (CCAs) being cleaned after SMT surface mount tec
.. read more
Enhanced Cleanability Using Fluxes with Decreased Viscosity after Reflow
A series of flux systems have been developed which would result in a reduced viscosity after reflow. This enables a high viscosity, high tack flux to be used to secure components at the comp
.. read more
Can Age and Storage Conditions Affect the SIR Performance of a No-Clean Solder Paste Flux Residue?
The SMT assembly world,especially within the commercial electronics realm,is dominated by no-clean solder paste technology. A solder paste flux residue that does not require removal is very att
.. read more
Combination of Spray and Soak Improves Cleaning under Bottom Terminations
The functional reliability of electronic circuits determines the overall reliability of the product in which the final products are used. Market forces including more functionality in smaller c
.. read more
New Requirements for Sir- Measurement
During the last period of newly assembled electrical devices (pcbs),new component types like LGA and QFN were also qualified as well as smaller passive components with reliability requirements
.. read more
Cleanliness Assessment for Class III Lead-Free No-Clean Assemblies
For mission critical electronics or Class III products,such as those used within the military,aerospace and medical industries,highest electronic reliability is a requirement as failure is not
.. read more
QFN Flux Entrapment Case Study
The presentation will discuss the problems that many QFN users are dealing with by having flux trapped under the component that is still gooey and conductive and the effect on circuit performan
.. read more
No-Clean Flux Residue and Underfill Compatibility Effects on Electrical Reliability
No-clean soldering processes dominate the commercial electronics manufacturing world. With the explosion of growth in handheld electronics devices,manufacturers have been forced to look for way
.. read more
Testing the Long Term Reliability of an Environmentally Friendly PCB Final Finish
The new plasma polymer PCB final finish that eliminates harsh chemicals and waste streams also promises to eliminate creep corrosion,but will it stand the test of time? Before any new produc
.. read more
IPC Tutorial Topic 3: Evaluation of No-clean Pb-free Halogen-free Solder Pastes That Can Effectively Mitigate Head-in-Pillow Defects and Have Good...
•Background and Objective
•Head-in-Pillow (HiP) Defect
•In Circuit Test (ICT) Testability
•Evaluation Steps
- Solder Paste Selection
- Head-in-Pillow Test
- Printability & Solderability Test
.. read more
Lead-Free Flux Technology and Influence on Cleaning
Lead-free flux technology for electronic industry is mainly driven by high soldering temperature,high alloy surface tension, miniaturization,air soldering due to low cost consideration,and envi
.. read more
OA Flux Cleaning Studies on Highly Dense Advanced Packages Parameters
Cleaning flux residues post soldering has been a high reliability criterion practiced by assemblers of military,aerospace,automotive,medical devices and other value offerings. Highly dense adva
.. read more
Engineered Cleaning Fluid and Mechanical Impingement Optimization Innovations
The complexity of the electronic assembly manufacturing environment increases with the miniaturization,low standoff components,and solder alloy advancements. Past history suggests that the clea
.. read more
Performance of China Alloy SnAgCuCe in Reflow Soldering
Work on assisting China's Ministry of Information Industry (MII) to assess the performance of a solder paste using the China alloy Sn3.0Ag0.5Cu0.019Ce (SACCe) was completed. Two Indium fluxes w
.. read more
Applied Research for Optimizing Process: Parameters for Cleaning Pb-Free Flux
As the electronics industry moves toward the implementation of Pb-free soldering,the impact on the assembly process must
be considered. One process that is often over looked is the cleaning of
.. read more
Lead-Free Soldering: DOE Study to Understand its Affect on Electronic Assembly Defluxing
Lead-free alloys under consideration have physical properties,which may directly impact industry standard electronic assembly
cleaning processes. The purpose of this study is to evaluate how th
.. read more
Novel,VOC-Compliant Aqueous Cleaning Agents for Post-Solder Defluxing
To meet today’s environmental demands,new VOC-free and low-VOC cleaning agents have been formulated that exhibit
outstanding cleaning performance for a variety of flux residues. The new cleanin
.. read more
Solderability Testing Methodologies for BGA Packages
Solderability testing is carried out at the IC (Integrated Circuit) manufacturer’s end to evaluate the quality of the IC
package terminals in terms of solder wetting ability. Current industrial
.. read more
Solder Paste Wetting and Solder-Balling Evaluation: A Quantitative Statistical Approach Using DOE
The ability of a solder paste particles to coalesce and wet the Printed Wiring Board (PWB) and component lead is
key to proper solder joint formation. Robust solder paste performance is needed
.. read more
Solderability Testing Methodologies for BGA Packages
Solderability testing is carried out at the IC (Integrated Circuit) manufacturer’s end to evaluate the quality of the IC
package terminals in terms of solder wetting ability. Current industrial
.. read more