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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Risk Prediction of Electrochemical Migration on Electronic Control Units - A Practical Approach

Reliability testing applying surface insulation resistance (SIR) measurements to materials that are used for electronic devices is a fundamental task in the automotive industry. SIR measurem .. read more

Outgassing Behaviour of SMT Flux Residue During Reflow Soldering

SMT-flux residues are feared to be a potential risk factor for quality issues in electronic assembly and interconnect technology. This work shows how the amount of no clean flux residues can .. read more

ABILITY OF INDUSTRY RELIABILITY METHODOLOGIES TO PREDICT LIFECYCLE APPLICATION FIELD FAILURES

Miniaturization and harsh environment market drivers within the electronics industry are presenting new challenges in terms of predictive reliabilities of control standards. As consumers dem .. read more

PCB Manufacturability and Reliability Solutions for Fine Pitch PCB Server Boards

Industry demand for high-speed server product performance such as PCI express requires higher pin counts in order to support memory channels which in turn is driving pitch reduction in the p .. read more

Test Method Development for Detecting Pitting/Crevice Corrosion Formation on Electronic Assemblies

Pitting/Crevice corrosion on printed circuit boards has not been well studied in the industry. This mechanism has been seen at small solder mask openings near circuit traces on printed circuit .. 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

The Uncertainty of Surface Insulation Resistance/Electrochemical Migration Performance of Completed Assemblies

The breadth of materials and processes used in today’s electronic assemblies may make it impossible to predict SIR/ECM performance without adequate testing of material and process combinations. .. read more

Vapor phase and Convection Reflow: Comparison of Solder Paste Residue Chemical Reliability

Convection soldering remains the most common reflow process in electronic assembly,mostly in air,but sometimes using a nitrogen atmosphere to reduce oxidation. On the other hand,vapor phase sol .. read more

Analysis of Electrochemical Migration Kinetics Using Electrochemical Impedance Spectroscopy

The propensity of printed circuit boards to electrochemical migration has been assessed traditionally by using surface insulation resistance technique with a DC bias on standard comb structures .. read more

Understanding Cleanliness and Methods of Determination

Several methods exist to determine cleanliness of printed wiring assemblies. This presentation will describe the common methods used for determining cleanliness of printed wiring assemblies. Th .. read more

Effects of Solder Mask on Electrochemical Migration of Tin-Lead and Lead-Free Boards

Electrochemical migration (ECM) is the growth of conductive metal filaments on a printed circuit board (PCB) through an electrolyte solution under a DC voltage bias. ECM can cause a reduction i .. read more

Creep Corrosion of OSP and ImAg PWB Finishes

With increasing adoption of lead-free PWB surface finishes,along with increasing product deployments in more corrosive environments,the electronics industry is observing increased occurrences o .. read more

A Closer Look at why Cleaning prior to Conformal Coating becomes Key in Aspects of Climatic Reliability?

The ever-increasing use of high frequency in high density interconnect (HDI) assemblies,combined with the worldwide move towards lead-free manufacturing,has initiated a closer assessment of eff .. read more

Opening Eyes on Fiber Weave and CAF

The signal channels that link high speed processors to memory and various other peripherals,are limited by the inherent characteristics of the printed circuit board. These are what ultimately c .. read more

Comparative Assessment of Electrochemical Migration on Printed Circuit Boards with Lead-Free and Tin-Lead Solders

Current leakage on a printed circuit board (PCB) can occur due to a reduction in surface insulation resistance (SIR) between adjacent conductors. This is frequently caused by electrochemical mi .. read more

Future Lead-Free Solder Alloys and Fluxes – Meeting Challenges of Miniaturization

In general,new lead-free solder alloys with the following characteristics are desired in order to enable the continuation of miniaturization trend: (1) alloy with a reduced melting temperature, .. read more

Ionic Analysis of Common Beverages Spilled on Electronics

Electronics,especially mobile electronic items,are subjected to unintentional abuse by having various beverages spilled onto or into them. Ion Chromatography and emission spectroscopy were used .. read more

Determining the Reliability of Tacky Fluxes in Varying Soldering Applications

The use of tacky fluxes is common throughout the industry in applications such as ball attach,BGA repair and hand soldering. These applications employ different heating profiles,meaning that th .. read more

SELECTION OF WAVE SOLDERING FLUXES FOR LEAD-FREE ASSEMBLY

The process challenges of lead-free wave soldering often require the use of new flux chemistries when compared with the relatively tolerant tin-lead wave soldering process. In some cases,the fl .. read more

Risk Prediction of Electrochemical Migration on Electronic Control Units - A Practical Approach

Reliability testing applying surface insulation resistance (SIR) measurements to materials that are used for electronic devices is a fundamental task in the automotive industry. SIR measurem .. read more

Outgassing Behaviour of SMT Flux Residue During Reflow Soldering

SMT-flux residues are feared to be a potential risk factor for quality issues in electronic assembly and interconnect technology. This work shows how the amount of no clean flux residues can .. read more

ABILITY OF INDUSTRY RELIABILITY METHODOLOGIES TO PREDICT LIFECYCLE APPLICATION FIELD FAILURES

Miniaturization and harsh environment market drivers within the electronics industry are presenting new challenges in terms of predictive reliabilities of control standards. As consumers dem .. read more

PCB Manufacturability and Reliability Solutions for Fine Pitch PCB Server Boards

Industry demand for high-speed server product performance such as PCI express requires higher pin counts in order to support memory channels which in turn is driving pitch reduction in the p .. read more

Test Method Development for Detecting Pitting/Crevice Corrosion Formation on Electronic Assemblies

Pitting/Crevice corrosion on printed circuit boards has not been well studied in the industry. This mechanism has been seen at small solder mask openings near circuit traces on printed circuit .. 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

The Uncertainty of Surface Insulation Resistance/Electrochemical Migration Performance of Completed Assemblies

The breadth of materials and processes used in today’s electronic assemblies may make it impossible to predict SIR/ECM performance without adequate testing of material and process combinations. .. read more

Vapor phase and Convection Reflow: Comparison of Solder Paste Residue Chemical Reliability

Convection soldering remains the most common reflow process in electronic assembly,mostly in air,but sometimes using a nitrogen atmosphere to reduce oxidation. On the other hand,vapor phase sol .. read more

Analysis of Electrochemical Migration Kinetics Using Electrochemical Impedance Spectroscopy

The propensity of printed circuit boards to electrochemical migration has been assessed traditionally by using surface insulation resistance technique with a DC bias on standard comb structures .. read more

Understanding Cleanliness and Methods of Determination

Several methods exist to determine cleanliness of printed wiring assemblies. This presentation will describe the common methods used for determining cleanliness of printed wiring assemblies. Th .. read more

Effects of Solder Mask on Electrochemical Migration of Tin-Lead and Lead-Free Boards

Electrochemical migration (ECM) is the growth of conductive metal filaments on a printed circuit board (PCB) through an electrolyte solution under a DC voltage bias. ECM can cause a reduction i .. read more

Creep Corrosion of OSP and ImAg PWB Finishes

With increasing adoption of lead-free PWB surface finishes,along with increasing product deployments in more corrosive environments,the electronics industry is observing increased occurrences o .. read more

A Closer Look at why Cleaning prior to Conformal Coating becomes Key in Aspects of Climatic Reliability?

The ever-increasing use of high frequency in high density interconnect (HDI) assemblies,combined with the worldwide move towards lead-free manufacturing,has initiated a closer assessment of eff .. read more

Opening Eyes on Fiber Weave and CAF

The signal channels that link high speed processors to memory and various other peripherals,are limited by the inherent characteristics of the printed circuit board. These are what ultimately c .. read more

Comparative Assessment of Electrochemical Migration on Printed Circuit Boards with Lead-Free and Tin-Lead Solders

Current leakage on a printed circuit board (PCB) can occur due to a reduction in surface insulation resistance (SIR) between adjacent conductors. This is frequently caused by electrochemical mi .. read more

Future Lead-Free Solder Alloys and Fluxes – Meeting Challenges of Miniaturization

In general,new lead-free solder alloys with the following characteristics are desired in order to enable the continuation of miniaturization trend: (1) alloy with a reduced melting temperature, .. read more

Ionic Analysis of Common Beverages Spilled on Electronics

Electronics,especially mobile electronic items,are subjected to unintentional abuse by having various beverages spilled onto or into them. Ion Chromatography and emission spectroscopy were used .. read more

Determining the Reliability of Tacky Fluxes in Varying Soldering Applications

The use of tacky fluxes is common throughout the industry in applications such as ball attach,BGA repair and hand soldering. These applications employ different heating profiles,meaning that th .. read more

SELECTION OF WAVE SOLDERING FLUXES FOR LEAD-FREE ASSEMBLY

The process challenges of lead-free wave soldering often require the use of new flux chemistries when compared with the relatively tolerant tin-lead wave soldering process. In some cases,the fl .. read more