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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Reliability of Embedded Planar Capacitors: A Review

Embedded capacitors offer board designers the ability to address the demands of high switching speeds and high I/O count packages while stemming the proliferation of minute decoupling capacitor .. read more

Method for the Manufacture of an Aluminum Substrate PCB and its Advantages

RoHS legislated restrictions on the materials used in electronics manufacture have imparted significant challenges on the electronics industry since their introduction in 2006. The greatest imp .. read more

Gold Stud Bump Flip Chip Bonding on Molded Interconnect Devices

A molded interconnect device (MID) is an injection molded thermoplastic substrate which incorporates a conductive circuit pattern and integrates both mechanical and electrical functions. The th .. read more

Study on Solder Joint Reliability of Fine Pitch CSP

Nowadays,consumer electronic product is characterized with miniature,portable,light and high performance,especially for 3G mobile products. More and more fine pitch CSPs (0.4mm) come forth as t .. read more

“Reliability of Stacked Microvia”

Reliability of Microvia has been a concern since microvias were introduced to our industry. This study was designed to understand the reliability of Type 1,Type 2,and Type 3 Microvias. Reliabil .. read more

Predicting Fatigue of Solder Joints Subjected to High Number of Power Cycles

Solder joint reliability of SMT components connected to printed circuit boards is well documented. However,much of the testing and data is related to high-strain energy thermal cycling experime .. read more

Design for Reliability: Improving Reliability of Plastic Encapsulated Ocean Technology Products by Understanding Moisture Ingress through FEA Simulation

Remote sensing products designed for ocean environments sustain the harshness of cold oceans. The reliability of these telemetry devices needs to be very high to measure,collect and transmit da .. read more

Embedded Components: A Comparative Analysis of Reliability Part II

In light of new process and product technologies in the field of embedded components,questions arise with respect to advantages and potential disadvantages to standard SMT component placement w .. read more

Understanding when to use FR-4 laminates or High Frequency Laminates

Over the years a question that has been asked repeatedly of material suppliers is: “when do I need to use a high frequency laminate over the choice of a standard FR-4 substrate”? The answer has .. read more

Embedded Packaging Technologies: Imbedding Components to Meet Form,Fit,and Function

As the electronics industry moves toward smaller form and fit factors,advanced packaging technologies are needed to achieve these challenging design requirements. Current design problems are no .. read more

Prisma - A Novel PCB Engineering Software

Prisma is a PCB-Engineering software developed by DYCONEX AG,Switzerland (manufacturer of PCBs). Compared to existing solutions on the market it allows for broad standardization of the process .. 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

Reliability of Mis-registered HDI Plated Through Holes

Mechanically drilled through holes in PWBs form interconnects between copper layers through the use of copper pads. These pads are larger than the drill diameter to account for such factors as .. read more

The Lead-Free Wave Solder Process and Its Effect on Laminates

The pressure on manufacturers of electronic devices to continually reduce the cost of products has continued,despite the challenges of higher cost lead-free production. In many cases assemblers .. read more

The Lead-Free Wave Solder Process and Its Effect on Laminates

The pressure on manufacturers of electronic devices to continually reduce the cost of products has continued,despite the challenges of higher cost lead-free production. In many cases assemblers .. read more

C4NP Lead Free vs. Electroplated High Lead Solder Bumps

There are various C4 (Controlled Collapse Chip Connection) solder bumping technologies used in volume production. These include electroplating,solder paste printing,evaporation and the direct a .. read more

A Comparison Study on Sn3.5Ag and Sn3.8Ag0.7Cu C5 Lead Free Solder System

A comparison study was carried out with Sn3.5Ag and Sn3.8Ag0.7Cu solder balls on Ball Grid Array (BGA) components with Cu/Ni/Au pad finishing. This study shows that Sn3.5Ag C5 solder system per .. read more

Effect of Voiding on Lead Free Reliability

This paper had as an aim to correlate the degree of voiding with reliability. Here the a purpose designed test vehicle was used,in which seven different solder pastes from three manufacturers w .. read more

New Laminates for High Reliability Printed Circuit Boards

The challenges for today’s PCBs are many,including higher assembly temperatures and higher device heat transfer temperatures; faster clock cycles and higher bandwidths; higher component density .. read more

Effect of Area Array Package Types on Assembly Reliability and Comments on IPC-9701A

Status of thermal cycle test results for a nonfunctional daisy-chained peripheral ceramic column grid array (CCGA) and its plastic ball grid array (PBGA) version,both having 560 I/Os,were prese .. read more

JCAA/JG-PP No-Lead Solder Project: -20°C to +80°C Thermal Cycle Test

Thermal cycle testing is being conducted by Boeing Phantom Works (Seattle) for the Joint Council on Aging Aircraft/Joint Group on Pollution Prevention (JCAA/JG-PP) No-Lead Solder Project. The J .. read more

Optimization of Lead Free SMT Reflow & Rework Process Window

Elevated SMT reflow temperatures for Pb-free soldering are placing excessive thermal demands on certain families of electronic components. The High Density Package Users Group,HDPUG,Consortium .. read more

JCAA/JG-PP No-Lead Solder Project: Vibration Test

Vibration testing was conducted by Boeing Phantom Works (Seattle) for the Joint Council on Aging Aircraft/Joint Group on Pollution Prevention (JCAA/JG-PP) No-Lead Solder Project. The JCAA/JG-PP .. read more

Microstructure and Properties of Sn-Pb Solder Joints with Sn-Bi Finished Components

For this study,researchers from the University of Toronto produced samples of Sn-Pb solder,with additions of bismuth, solidified at controlled cooling rates. The microstructure of the various B .. read more

Novel Material having Low Transmission Loss and Low Thermal Expansion designed for High Frequency Multi-layer Printed Circuit Board Applications

A new multi-layer PCB (printed circuit board) having low transmission loss and low thermal expansion that meets up-coming further high speed and high volume data transmission demands was develo .. read more

'Bridging the Gap’ – Technical Capabilities of a Direct Plate PTH Process

In contrast to electroless copper,direct metallization processes are inherently less expensive to operate,more environmental friendly,requires less floor space and are more efficient. Among the .. read more

Qualification of ALIVH-G Boards for Handset Assembly

The trends of increased functionality and reduced size of portable wireless products,such as handsets; PDAs are demanding increased routing densities for printed circuit boards. The handheld wi .. read more

Higher Reliability “Oriented” Plastic Packages

Plastic IC Packages are generally considered to be not as reliable as their ceramic counterparts. One of the major reasons is the question of hermeticity. Plastic materials generally allow mois .. read more

Reliability of Embedded Planar Capacitors: A Review

Embedded capacitors offer board designers the ability to address the demands of high switching speeds and high I/O count packages while stemming the proliferation of minute decoupling capacitor .. read more

Method for the Manufacture of an Aluminum Substrate PCB and its Advantages

RoHS legislated restrictions on the materials used in electronics manufacture have imparted significant challenges on the electronics industry since their introduction in 2006. The greatest imp .. read more

Gold Stud Bump Flip Chip Bonding on Molded Interconnect Devices

A molded interconnect device (MID) is an injection molded thermoplastic substrate which incorporates a conductive circuit pattern and integrates both mechanical and electrical functions. The th .. read more

Study on Solder Joint Reliability of Fine Pitch CSP

Nowadays,consumer electronic product is characterized with miniature,portable,light and high performance,especially for 3G mobile products. More and more fine pitch CSPs (0.4mm) come forth as t .. read more

“Reliability of Stacked Microvia”

Reliability of Microvia has been a concern since microvias were introduced to our industry. This study was designed to understand the reliability of Type 1,Type 2,and Type 3 Microvias. Reliabil .. read more

Predicting Fatigue of Solder Joints Subjected to High Number of Power Cycles

Solder joint reliability of SMT components connected to printed circuit boards is well documented. However,much of the testing and data is related to high-strain energy thermal cycling experime .. read more

Design for Reliability: Improving Reliability of Plastic Encapsulated Ocean Technology Products by Understanding Moisture Ingress through FEA Simulation

Remote sensing products designed for ocean environments sustain the harshness of cold oceans. The reliability of these telemetry devices needs to be very high to measure,collect and transmit da .. read more

Embedded Components: A Comparative Analysis of Reliability Part II

In light of new process and product technologies in the field of embedded components,questions arise with respect to advantages and potential disadvantages to standard SMT component placement w .. read more

Understanding when to use FR-4 laminates or High Frequency Laminates

Over the years a question that has been asked repeatedly of material suppliers is: “when do I need to use a high frequency laminate over the choice of a standard FR-4 substrate”? The answer has .. read more

Embedded Packaging Technologies: Imbedding Components to Meet Form,Fit,and Function

As the electronics industry moves toward smaller form and fit factors,advanced packaging technologies are needed to achieve these challenging design requirements. Current design problems are no .. read more

Prisma - A Novel PCB Engineering Software

Prisma is a PCB-Engineering software developed by DYCONEX AG,Switzerland (manufacturer of PCBs). Compared to existing solutions on the market it allows for broad standardization of the process .. 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

Reliability of Mis-registered HDI Plated Through Holes

Mechanically drilled through holes in PWBs form interconnects between copper layers through the use of copper pads. These pads are larger than the drill diameter to account for such factors as .. read more

The Lead-Free Wave Solder Process and Its Effect on Laminates

The pressure on manufacturers of electronic devices to continually reduce the cost of products has continued,despite the challenges of higher cost lead-free production. In many cases assemblers .. read more

The Lead-Free Wave Solder Process and Its Effect on Laminates

The pressure on manufacturers of electronic devices to continually reduce the cost of products has continued,despite the challenges of higher cost lead-free production. In many cases assemblers .. read more

C4NP Lead Free vs. Electroplated High Lead Solder Bumps

There are various C4 (Controlled Collapse Chip Connection) solder bumping technologies used in volume production. These include electroplating,solder paste printing,evaporation and the direct a .. read more

A Comparison Study on Sn3.5Ag and Sn3.8Ag0.7Cu C5 Lead Free Solder System

A comparison study was carried out with Sn3.5Ag and Sn3.8Ag0.7Cu solder balls on Ball Grid Array (BGA) components with Cu/Ni/Au pad finishing. This study shows that Sn3.5Ag C5 solder system per .. read more

Effect of Voiding on Lead Free Reliability

This paper had as an aim to correlate the degree of voiding with reliability. Here the a purpose designed test vehicle was used,in which seven different solder pastes from three manufacturers w .. read more

New Laminates for High Reliability Printed Circuit Boards

The challenges for today’s PCBs are many,including higher assembly temperatures and higher device heat transfer temperatures; faster clock cycles and higher bandwidths; higher component density .. read more

Effect of Area Array Package Types on Assembly Reliability and Comments on IPC-9701A

Status of thermal cycle test results for a nonfunctional daisy-chained peripheral ceramic column grid array (CCGA) and its plastic ball grid array (PBGA) version,both having 560 I/Os,were prese .. read more

JCAA/JG-PP No-Lead Solder Project: -20°C to +80°C Thermal Cycle Test

Thermal cycle testing is being conducted by Boeing Phantom Works (Seattle) for the Joint Council on Aging Aircraft/Joint Group on Pollution Prevention (JCAA/JG-PP) No-Lead Solder Project. The J .. read more

Optimization of Lead Free SMT Reflow & Rework Process Window

Elevated SMT reflow temperatures for Pb-free soldering are placing excessive thermal demands on certain families of electronic components. The High Density Package Users Group,HDPUG,Consortium .. read more

JCAA/JG-PP No-Lead Solder Project: Vibration Test

Vibration testing was conducted by Boeing Phantom Works (Seattle) for the Joint Council on Aging Aircraft/Joint Group on Pollution Prevention (JCAA/JG-PP) No-Lead Solder Project. The JCAA/JG-PP .. read more

Microstructure and Properties of Sn-Pb Solder Joints with Sn-Bi Finished Components

For this study,researchers from the University of Toronto produced samples of Sn-Pb solder,with additions of bismuth, solidified at controlled cooling rates. The microstructure of the various B .. read more

Novel Material having Low Transmission Loss and Low Thermal Expansion designed for High Frequency Multi-layer Printed Circuit Board Applications

A new multi-layer PCB (printed circuit board) having low transmission loss and low thermal expansion that meets up-coming further high speed and high volume data transmission demands was develo .. read more

'Bridging the Gap’ – Technical Capabilities of a Direct Plate PTH Process

In contrast to electroless copper,direct metallization processes are inherently less expensive to operate,more environmental friendly,requires less floor space and are more efficient. Among the .. read more

Qualification of ALIVH-G Boards for Handset Assembly

The trends of increased functionality and reduced size of portable wireless products,such as handsets; PDAs are demanding increased routing densities for printed circuit boards. The handheld wi .. read more

Higher Reliability “Oriented” Plastic Packages

Plastic IC Packages are generally considered to be not as reliable as their ceramic counterparts. One of the major reasons is the question of hermeticity. Plastic materials generally allow mois .. read more