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 Impact of Frequent Power Cycles on Base Printed Wiring Boards High Density Packaging User Group (HDP)

The High Density Packaging (HDP) user group has completed a project to evaluate the impact on field reliability of more frequent thermal cycling over more narrow operating temperature ranges .. read more

Effects of Dielectric Material,Aspect Ratio and Copper Plating on Microvia Reliability

This paper documents test data on the effects of materials and processes on microvia structures. Thirteen sets of experiments were carried out to evaluate the effects of dielectric material,asp .. read more

Behavior of Materials in the Manufacturing Environment

This study was conducted to understand seven materials reliability,behavior of Dielectric constant and Dissipation factor over medium to high frequencies. A modified version of HDPUG design was .. read more

High Density Packaging User Group – Pb-free Materials 2 Project Materials Testing of PWB Substrates to Establish Variability of Construction,...

An important element of the High Density Packaging Users Group (HDPUG) Consortium investigation into the reliability of printed wiring board (PWB) constructed with 20 different Pb-free mater .. read more

Reliability Testing of PWB Plated through Holes in Air-to-Air Thermal Cycling and Interconnect Stress Testing after Pb-free Reflow Preconditioning

The High Density Packaging Users Group Consortium investigated plated through hole reliability of printed wiring board test vehicles constructed with 20 different Pb-free capable printed wiring .. read more

Use of Lead-Free Laminate DMA and TMA Data to Develop Stress versus Temperature Relationships for Predicting Plated Hole Reliability

Accelerated testing of plated hole life is necessary for economic reasons due to the long time to failure during field operating conditions. One difficulty in performing accelerated testing on .. read more

A Novel Halogen-Free Material for High Speed PCB

The mobile communication devices such as cell phones require high speed transmission of large volume data as well as reduction in size and weight. When signal is transmitted in high speed and f .. read more

Bare Board Material Performance after Pb-free Reflow

This presentation will review the findings of a HDPUG consortia effort to evaluate 29 different bare board material and stack-up combinations and their associated performance after 6X Pb-free r .. read more

FLAT-WRAP™ A Novel Approach to Copper Wrap Plate

Copper Wrap Plate as specified in IPC 6012B table 3-2,is a requirement developed to enhance reliability for PCB’s designed with via structures that require planarization and surface capping. PC .. read more

Bare Board Material Performance after Pb-Free Reflow

The High Density Packaging Users Group (HDPUG) consortia completed an extensive study of 29 different bare board material and stackup combinations and their associated performance after 6X Pb-f .. read more

Advances in Plating Technology: Reliable High Aspect Ratio’s

The Semiconductor industry is demanding more and more from today’s PWB manufacturers. This paper offers some insights to the needs,requirements,solutions and process verifications that R&D Circ .. read more

New Methods to Efficiently Test the Reliability of Plated Vias and to Model Plated Via Life from Laminate Material Data

This paper continues work by Sun Microsystems and the University of Maryland,CALCE[1] to predict plated through via life using laminate material properties,plated copper material properties,and .. read more

Predicting Plated Through Hole Life at Assembly and in the Field from Thermal Stress Data

Over the past ten years,two new test methods: Interconnect Stress Test [1] and Highly Accelerated Thermal Shock [2] have been developed to perform thermal cycling testing and in particular,to m .. read more

Thermal Stress Testing & Impact of High Thermal Excursion Pre-Conditioning on Cycles to Fail

Today both Interconnect Stress Test (IST) and Highly Accelerated Thermal Shock (HATS) test methods are used to measure plated through hole via reliability. Both of these test methods have prove .. 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

Visual and Reliability Testing Results of Circuit Boards Assembled with Lead Free Components,Soldering Materials and Processes in a Simulated Production...

The New England Lead-free Electronics Consortium is a collaborative effort of New England companies spanning the electronics supply chain,sponsored by the Toxics Use Reduction Institute,the U.S .. read more

An Assessment of the Impact of Lead-Free Assembly Processes on Base Material and PCB Reliability

Environmental regulations are forcing the elimination of lead (Pb) from electronic equipment. Solders containing lead have been the standard in printed circuit assembly processes. Lead-free sol .. read more

Characterization of PCB Plated-Thru-Hole Reliability using Statistical Analysis

Various test methods are used to characterize the PCB plated-thru-hole reliability. One such method is the Interconnect Stress Test (IST). The results from this test are often used to qualify P .. read more

Reliability Impact of Frequent Power Cycles on Base Printed Wiring Boards High Density Packaging User Group (HDP)

The High Density Packaging (HDP) user group has completed a project to evaluate the impact on field reliability of more frequent thermal cycling over more narrow operating temperature ranges .. read more

Effects of Dielectric Material,Aspect Ratio and Copper Plating on Microvia Reliability

This paper documents test data on the effects of materials and processes on microvia structures. Thirteen sets of experiments were carried out to evaluate the effects of dielectric material,asp .. read more

Behavior of Materials in the Manufacturing Environment

This study was conducted to understand seven materials reliability,behavior of Dielectric constant and Dissipation factor over medium to high frequencies. A modified version of HDPUG design was .. read more

High Density Packaging User Group – Pb-free Materials 2 Project Materials Testing of PWB Substrates to Establish Variability of Construction,...

An important element of the High Density Packaging Users Group (HDPUG) Consortium investigation into the reliability of printed wiring board (PWB) constructed with 20 different Pb-free mater .. read more

Reliability Testing of PWB Plated through Holes in Air-to-Air Thermal Cycling and Interconnect Stress Testing after Pb-free Reflow Preconditioning

The High Density Packaging Users Group Consortium investigated plated through hole reliability of printed wiring board test vehicles constructed with 20 different Pb-free capable printed wiring .. read more

Use of Lead-Free Laminate DMA and TMA Data to Develop Stress versus Temperature Relationships for Predicting Plated Hole Reliability

Accelerated testing of plated hole life is necessary for economic reasons due to the long time to failure during field operating conditions. One difficulty in performing accelerated testing on .. read more

A Novel Halogen-Free Material for High Speed PCB

The mobile communication devices such as cell phones require high speed transmission of large volume data as well as reduction in size and weight. When signal is transmitted in high speed and f .. read more

Bare Board Material Performance after Pb-free Reflow

This presentation will review the findings of a HDPUG consortia effort to evaluate 29 different bare board material and stack-up combinations and their associated performance after 6X Pb-free r .. read more

FLAT-WRAP™ A Novel Approach to Copper Wrap Plate

Copper Wrap Plate as specified in IPC 6012B table 3-2,is a requirement developed to enhance reliability for PCB’s designed with via structures that require planarization and surface capping. PC .. read more

Bare Board Material Performance after Pb-Free Reflow

The High Density Packaging Users Group (HDPUG) consortia completed an extensive study of 29 different bare board material and stackup combinations and their associated performance after 6X Pb-f .. read more

Advances in Plating Technology: Reliable High Aspect Ratio’s

The Semiconductor industry is demanding more and more from today’s PWB manufacturers. This paper offers some insights to the needs,requirements,solutions and process verifications that R&D Circ .. read more

New Methods to Efficiently Test the Reliability of Plated Vias and to Model Plated Via Life from Laminate Material Data

This paper continues work by Sun Microsystems and the University of Maryland,CALCE[1] to predict plated through via life using laminate material properties,plated copper material properties,and .. read more

Predicting Plated Through Hole Life at Assembly and in the Field from Thermal Stress Data

Over the past ten years,two new test methods: Interconnect Stress Test [1] and Highly Accelerated Thermal Shock [2] have been developed to perform thermal cycling testing and in particular,to m .. read more

Thermal Stress Testing & Impact of High Thermal Excursion Pre-Conditioning on Cycles to Fail

Today both Interconnect Stress Test (IST) and Highly Accelerated Thermal Shock (HATS) test methods are used to measure plated through hole via reliability. Both of these test methods have prove .. 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

Visual and Reliability Testing Results of Circuit Boards Assembled with Lead Free Components,Soldering Materials and Processes in a Simulated Production...

The New England Lead-free Electronics Consortium is a collaborative effort of New England companies spanning the electronics supply chain,sponsored by the Toxics Use Reduction Institute,the U.S .. read more

An Assessment of the Impact of Lead-Free Assembly Processes on Base Material and PCB Reliability

Environmental regulations are forcing the elimination of lead (Pb) from electronic equipment. Solders containing lead have been the standard in printed circuit assembly processes. Lead-free sol .. read more

Characterization of PCB Plated-Thru-Hole Reliability using Statistical Analysis

Various test methods are used to characterize the PCB plated-thru-hole reliability. One such method is the Interconnect Stress Test (IST). The results from this test are often used to qualify P .. read more