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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Applications of Semi-Additive Process Technology to PCB Design and Production

Traditional Subtractive Etch (SE) processes used to manufacture Printed Circuit Boards (PCBs) are adequate for many of today’s circuit designs. However, certain parts of PCBs, and more gener .. read more

ULTRA HDI Printed Boards

This paper will discuss the evolution of the printed board design to date, how process improvements and new manufacturing technologies and chemistry have enabled the new step down in miniatu .. read more

ULTRA HDI/SLP Production

This paper will discuss the difference between traditional advanced any layer HDI PCB with subtractive process and Ultra High-Density Interconnect (Ultra HDI) or substrate-like-PCB (SLP) wit .. read more

Impacts and Challenges of AME, from Design to Data

Complex geometries, customized parts and new processes; these are characteristics that are readily associated with additive manufacturing (AM). At the same time, they are often associated wi .. read more

Advances in Multi-level and Multi-materialAdditively Manufactured Electronic (AME) Circuits and Devices

Multilevel Additively Manufactured (AME) circuits and devices have been enabling circuit design and implementation that is not possible or is very expensive using traditional methods such as .. read more

Conformal Printed Circuit Structures

Surface mounted passive electrical components are beginning to reach hard limits for further reduction in size of their packages. Performance of the raw materials used have set capabilities .. read more

Additive Manufacturing and Multiphysics Analysis for Single-Phase and Two-Phase Cooling

Thermal management must advance with the military’s requirements for increased performance, lower costs, and rapid technology changes. Combining multiphysics analysis and additive manufactur .. read more

Surface Mounting in Smart Molded Structures Made with Polypropylene

Structural electronics enables design innovation by adding electronic functions to smart surfaces with 3-dimensional form factors. This paper describes the making of a structural electronics .. read more

A Comparative Life Cycle Assessment of Stretchable and Rigid Electronics: A Case Study of Cardiac Monitoring Devices

Stretchable electronics is a new innovation and becoming popular in various fields, especially in the health care sector. Since stretchable electronics use less Printed Circuit Boards (PCBs) .. read more

The Journey into The Digital Unknown: How Digital Transformation and Connected Factory Are Changing Our Factory Landscape and Our Lessons...

The journey to creating a connected factory can be a scary and arduous task, with some not even knowing where to start. Our roles as engineers supporting the factories have historically been .. read more

MTC Journey to Digitalisation for Smart Factory Using Legacy Equipment

Specialists in IIoT and Industry 4.0 at the Manufacturing Technology Centre have developed the first stage of Europe's first smart factory demonstrator for the manufacture of electronic asse .. read more

Improving Productivity with Automated Component Delivery

Automation is growing in nearly every sector. Self-driving cars, touchless soft-drink dispensing machines that deliver over 100 different drinks, and robots doing everything from food sortin .. read more

Empowering Digital Supply Chain Transformation by Utilizing Industry 4.0, Smart Factories, Standards, Smart Contracts and Blockchains

Companies that place products onto the marketplace, whether they are internally manufactured or sourced from a supply chain, are often faced with ever increasing demands for data from a dive .. read more

Strategic Sourcing within an Evolving Aerospace & Defense Industry

Traditionally sourcing strategies are resolved by a “make or buy” process where companies evaluate if it is more cost effective to make or buy a product. This presentation will explain the s .. read more

Evaluation of Compatibility of EnvironMentally Friendly PCB Manufacturing Processes: Additive Inkjet Coating & Surface Finishes

The challenge of decrease PCB manufacturing environmental impact is here to stay. The rate at which a company can process change is key to strategical advantage. Any increase of the change r .. read more

Thermally Conductive Polymeric Material (TCPM)

The electronics industry is seeing more data being computed through printed circuit boards (PCBs). For example, to support 5G communications, most electronics will need to increase their pro .. read more

Electroless Palladium Plating – Correlating Plating Solution and Deposit Properties

Electroless palladium plating has been present in the PCB industry for over 20 years providing highly reliable finishes for high end applications in combination with nickel and gold plating. .. read more

Behind Closed Doors – What You Don’t Know About Your CVD Chamber

Purpose One of the challenges of larger parylene chemical vapor deposition (CVD) chambers is what seems to be unpredictable material behavior throughout the working volume. The tig .. read more

A New Halogen-Free Vapor Phase Coating for High Reliability & Protection of Electronics in Corrosive and Other Harsh Environments

The growing use of electronics in every area of our lives around the world has resulted in an increased awareness of potential environmental issues related to their use and disposal. Halogen .. read more

Conformal Coatings: State of the Industry Versus State of the Art

The excellent IPC-TR-587 technical report, ‘Conformal Coating Material and Application ‘‘State of the Industry’’ Assessment’ delivers the results of a recent major study on conformal coating .. read more

Do Bubbles in Conformal Coatings Reduce the Electrochemical Reliability? An SIR Study of Coated QFN

A surface insulation resistance study is presented on coated B52-like test boards where a large number of QFN components of different package designs are coated with non-optimal conformal co .. read more

Verification of a Finite Element Analysis Model Predicting Laminate Cracks in a Printed Circuit Card

A supplier was experiencing laminate cracks in an FR4 dielectric constructed material product after successfully producing this Printed Circuit Board (PCB) for a number of years. The issue w .. read more

Printed Circuit Board Edge Burn Outs – Failure Mechanism

This paper documents an investigation of printed circuit board (PCB) failures due to edge burn outs. Electrical shorts were observed at late-stage environmental stress screening and electric .. read more

Analysis of a Dynamic Flexed Flat Cable Harness

A dynamic flex test was performed on a spacecraft instrument harness composed of multiple individual flex cables, with each flex cable containing multiple copper traces. The purpose of the t .. 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

An Overview of Revision B of GEIA-STD-0005-1

In 2017, the Society of Automotive Engineers (SAE) G-24 committee approved revision activity for GEIA-STD-0005-1A, “Standard for Managing the Risks of Pb-free Solders and Finishes in ADHP El .. read more

A Multiphase Model of Intermittent Contact in Lubricated Sliding Electrical Contacts

Electrical contacts, although critically important for a wide range of applications, are susceptible to degradation due to fretting corrosion, especially when sliding and vibrations occur. T .. read more

Electro-Thermal-Mechanical Modeling of one-Dimensional Conductors, Whiskers, and Wires Including Convection, and Considering Tin, Bismuth, Zinc And Indium

This work provides analytical solutions to the temperature rise of one-dimensional conductors such as whiskers and wires. Whisker growth from metal surfaces of electrical connectors and othe .. read more

FIDES Reliability: New Approach to the ‘Process Factor’ During Product Development

The FIDES guide 2009 (Edition A) proposes a methodology for the reliability assessment of electronic to evaluate and control product reliability progress throughout life cycle. The reliabili .. read more

Prediction of Whisker Growth Positions at Press-Fit Connections Using Finite Element Analysis

Compliant press-fit connections using a pure tin finish are prone to spontaneous long whisker growth after press-in, which may result in malfunction of the electronic circuits. The origin of .. read more

Applications of Semi-Additive Process Technology to PCB Design and Production

Traditional Subtractive Etch (SE) processes used to manufacture Printed Circuit Boards (PCBs) are adequate for many of today’s circuit designs. However, certain parts of PCBs, and more gener .. read more

ULTRA HDI Printed Boards

This paper will discuss the evolution of the printed board design to date, how process improvements and new manufacturing technologies and chemistry have enabled the new step down in miniatu .. read more

ULTRA HDI/SLP Production

This paper will discuss the difference between traditional advanced any layer HDI PCB with subtractive process and Ultra High-Density Interconnect (Ultra HDI) or substrate-like-PCB (SLP) wit .. read more

Impacts and Challenges of AME, from Design to Data

Complex geometries, customized parts and new processes; these are characteristics that are readily associated with additive manufacturing (AM). At the same time, they are often associated wi .. read more

Advances in Multi-level and Multi-materialAdditively Manufactured Electronic (AME) Circuits and Devices

Multilevel Additively Manufactured (AME) circuits and devices have been enabling circuit design and implementation that is not possible or is very expensive using traditional methods such as .. read more

Conformal Printed Circuit Structures

Surface mounted passive electrical components are beginning to reach hard limits for further reduction in size of their packages. Performance of the raw materials used have set capabilities .. read more

Additive Manufacturing and Multiphysics Analysis for Single-Phase and Two-Phase Cooling

Thermal management must advance with the military’s requirements for increased performance, lower costs, and rapid technology changes. Combining multiphysics analysis and additive manufactur .. read more

Surface Mounting in Smart Molded Structures Made with Polypropylene

Structural electronics enables design innovation by adding electronic functions to smart surfaces with 3-dimensional form factors. This paper describes the making of a structural electronics .. read more

A Comparative Life Cycle Assessment of Stretchable and Rigid Electronics: A Case Study of Cardiac Monitoring Devices

Stretchable electronics is a new innovation and becoming popular in various fields, especially in the health care sector. Since stretchable electronics use less Printed Circuit Boards (PCBs) .. read more

The Journey into The Digital Unknown: How Digital Transformation and Connected Factory Are Changing Our Factory Landscape and Our Lessons...

The journey to creating a connected factory can be a scary and arduous task, with some not even knowing where to start. Our roles as engineers supporting the factories have historically been .. read more

MTC Journey to Digitalisation for Smart Factory Using Legacy Equipment

Specialists in IIoT and Industry 4.0 at the Manufacturing Technology Centre have developed the first stage of Europe's first smart factory demonstrator for the manufacture of electronic asse .. read more

Improving Productivity with Automated Component Delivery

Automation is growing in nearly every sector. Self-driving cars, touchless soft-drink dispensing machines that deliver over 100 different drinks, and robots doing everything from food sortin .. read more

Empowering Digital Supply Chain Transformation by Utilizing Industry 4.0, Smart Factories, Standards, Smart Contracts and Blockchains

Companies that place products onto the marketplace, whether they are internally manufactured or sourced from a supply chain, are often faced with ever increasing demands for data from a dive .. read more

Strategic Sourcing within an Evolving Aerospace & Defense Industry

Traditionally sourcing strategies are resolved by a “make or buy” process where companies evaluate if it is more cost effective to make or buy a product. This presentation will explain the s .. read more

Evaluation of Compatibility of EnvironMentally Friendly PCB Manufacturing Processes: Additive Inkjet Coating & Surface Finishes

The challenge of decrease PCB manufacturing environmental impact is here to stay. The rate at which a company can process change is key to strategical advantage. Any increase of the change r .. read more

Thermally Conductive Polymeric Material (TCPM)

The electronics industry is seeing more data being computed through printed circuit boards (PCBs). For example, to support 5G communications, most electronics will need to increase their pro .. read more

Electroless Palladium Plating – Correlating Plating Solution and Deposit Properties

Electroless palladium plating has been present in the PCB industry for over 20 years providing highly reliable finishes for high end applications in combination with nickel and gold plating. .. read more

Behind Closed Doors – What You Don’t Know About Your CVD Chamber

Purpose One of the challenges of larger parylene chemical vapor deposition (CVD) chambers is what seems to be unpredictable material behavior throughout the working volume. The tig .. read more

A New Halogen-Free Vapor Phase Coating for High Reliability & Protection of Electronics in Corrosive and Other Harsh Environments

The growing use of electronics in every area of our lives around the world has resulted in an increased awareness of potential environmental issues related to their use and disposal. Halogen .. read more

Conformal Coatings: State of the Industry Versus State of the Art

The excellent IPC-TR-587 technical report, ‘Conformal Coating Material and Application ‘‘State of the Industry’’ Assessment’ delivers the results of a recent major study on conformal coating .. read more

Do Bubbles in Conformal Coatings Reduce the Electrochemical Reliability? An SIR Study of Coated QFN

A surface insulation resistance study is presented on coated B52-like test boards where a large number of QFN components of different package designs are coated with non-optimal conformal co .. read more

Verification of a Finite Element Analysis Model Predicting Laminate Cracks in a Printed Circuit Card

A supplier was experiencing laminate cracks in an FR4 dielectric constructed material product after successfully producing this Printed Circuit Board (PCB) for a number of years. The issue w .. read more

Printed Circuit Board Edge Burn Outs – Failure Mechanism

This paper documents an investigation of printed circuit board (PCB) failures due to edge burn outs. Electrical shorts were observed at late-stage environmental stress screening and electric .. read more

Analysis of a Dynamic Flexed Flat Cable Harness

A dynamic flex test was performed on a spacecraft instrument harness composed of multiple individual flex cables, with each flex cable containing multiple copper traces. The purpose of the t .. 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

An Overview of Revision B of GEIA-STD-0005-1

In 2017, the Society of Automotive Engineers (SAE) G-24 committee approved revision activity for GEIA-STD-0005-1A, “Standard for Managing the Risks of Pb-free Solders and Finishes in ADHP El .. read more

A Multiphase Model of Intermittent Contact in Lubricated Sliding Electrical Contacts

Electrical contacts, although critically important for a wide range of applications, are susceptible to degradation due to fretting corrosion, especially when sliding and vibrations occur. T .. read more

Electro-Thermal-Mechanical Modeling of one-Dimensional Conductors, Whiskers, and Wires Including Convection, and Considering Tin, Bismuth, Zinc And Indium

This work provides analytical solutions to the temperature rise of one-dimensional conductors such as whiskers and wires. Whisker growth from metal surfaces of electrical connectors and othe .. read more

FIDES Reliability: New Approach to the ‘Process Factor’ During Product Development

The FIDES guide 2009 (Edition A) proposes a methodology for the reliability assessment of electronic to evaluate and control product reliability progress throughout life cycle. The reliabili .. read more

Prediction of Whisker Growth Positions at Press-Fit Connections Using Finite Element Analysis

Compliant press-fit connections using a pure tin finish are prone to spontaneous long whisker growth after press-in, which may result in malfunction of the electronic circuits. The origin of .. read more