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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Manufacturability and Reliability Screening of Lower Melting Point Pb-Free Alloys Containing Bi

This paper is the first of two papers discussing the Celestica/Honeywell Lower Melt Alloy program. The program explores the manufacturability and reliability for Pb-freethree Bi-containing allo .. read more

Effect of Gold Content on the Reliability of SnAgCu Solder Joints

Electroplated Ni/Au over Cu is a popular metallization for PCB finish as well as for component leads,especially wire-bondable high frequency packages,where the gold thickness requirement for wi .. read more

Automated Design Analysis: Reliability Modeling of Circuit Card Assemblies

It is widely known and understood that the overall cost and quality of a product is most influenced by decisions made early in the design stage. Finding and correcting design flaws later in the .. read more

Progress in Developing Industry Standard Test Requirements for Pb-Free Solder Alloys

Recently,the industry has seen the development of a wide range of new Pb-free alloys. A significant element of uncertainty within the industry regarding these new alloys is the lack of defined .. read more

Vibration and Mechanical Shock Testing

Little data has been generated on the performance of lead-free solders under vibration and mechanical shock. What data exists suggests that lead-free solders may be less reliable than eutectic .. read more

Assembly and Reliability Investigation of Package on Package

This paper discusses the results of several independent experiments designed to address the many aspects of successful PoP integration. Assembly through the use of in-line stacking and pre-stac .. read more

Lead-free Feasibility Program: Assembly and Testing of a Functional Military Avionics Unit

Although the official implementation of the EU Restriction of Hazardous Substances (RoHS) directive officially started on July 1,2006,a significant portion of the avionics electronics supply ch .. read more

Embedded Passives ….Predictability,As-Received and In-Service

Embedded passives technology offers high-density high-performance solutions,but needs characterization before becoming a resource in harsh-environment applications. This paper discusses two cri .. read more

Embedded Passives Predictability,As-Received and In-Service

Embedded resistors and capacitors provide high-density high-performance solutions,freeing up the surface for other components and enabling tailored interconnect topology. This technology needs .. read more

A Study of Alternative Lead Free Wave Alloys: From Process Yield to Reliability

Recent industry trends have focused around alternatives for the commonly used SAC305 or SAC405 alloys for wave soldering and solder fountain rework processes. Industry consortia are currently f .. read more

JCAA/JG-PP Lead Free Solder Project: Combined Solder Project: Combined Environments Test

A combined environment testing was conducted for the Joint Council on Aging Aircraft/Joint Group on Pollution Prevention Lead free Solder project. The purpose of the project was to validate and .. 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

Optimised Vertical Process for Microvia Filling and Through Hole Metallization Under Production-like Conditions

This article summarises how a copper metallization process for simultaneous via filling and through hole plating was developed on a laboratory scale and the challenges encountered by scale-up t .. read more

Solder Paste Printing of High Density Substrates using Enhanced Print Technology

The research discussed in this paper uses an innovative enhancement technique for printing High Density substrates. The technique takes advantage of high frequency low amplitude vibrations appl .. read more

A Technique for Improving the Yields of Fine Feature Prints

A technique that enhances the release of solder paste from stencils during the print process has been developed. The technique is based on applying variable high frequency and low amplitude vib .. read more

An Efficient Test Model to Study the Board Level Reliability For High I/O Flip Chip BGA Packages

With the increasing demands of complex functions in a single chipset or microprocessor,the development of large size high I/O Flip Chip BGA (FCBGA) package becomes very important in recent year .. read more

Study of Assembly Processes for Solder Flip Chips on FR-4 Substrates

Flip chip assembly is a key capability to enable product miniaturization. Our previous studies have investigated several flip chip interconnection types including anisotropic conductive film or .. read more

Manufacturability and Reliability Screening of Lower Melting Point Pb-Free Alloys Containing Bi

This paper is the first of two papers discussing the Celestica/Honeywell Lower Melt Alloy program. The program explores the manufacturability and reliability for Pb-freethree Bi-containing allo .. read more

Effect of Gold Content on the Reliability of SnAgCu Solder Joints

Electroplated Ni/Au over Cu is a popular metallization for PCB finish as well as for component leads,especially wire-bondable high frequency packages,where the gold thickness requirement for wi .. read more

Automated Design Analysis: Reliability Modeling of Circuit Card Assemblies

It is widely known and understood that the overall cost and quality of a product is most influenced by decisions made early in the design stage. Finding and correcting design flaws later in the .. read more

Progress in Developing Industry Standard Test Requirements for Pb-Free Solder Alloys

Recently,the industry has seen the development of a wide range of new Pb-free alloys. A significant element of uncertainty within the industry regarding these new alloys is the lack of defined .. read more

Vibration and Mechanical Shock Testing

Little data has been generated on the performance of lead-free solders under vibration and mechanical shock. What data exists suggests that lead-free solders may be less reliable than eutectic .. read more

Assembly and Reliability Investigation of Package on Package

This paper discusses the results of several independent experiments designed to address the many aspects of successful PoP integration. Assembly through the use of in-line stacking and pre-stac .. read more

Lead-free Feasibility Program: Assembly and Testing of a Functional Military Avionics Unit

Although the official implementation of the EU Restriction of Hazardous Substances (RoHS) directive officially started on July 1,2006,a significant portion of the avionics electronics supply ch .. read more

Embedded Passives ….Predictability,As-Received and In-Service

Embedded passives technology offers high-density high-performance solutions,but needs characterization before becoming a resource in harsh-environment applications. This paper discusses two cri .. read more

Embedded Passives Predictability,As-Received and In-Service

Embedded resistors and capacitors provide high-density high-performance solutions,freeing up the surface for other components and enabling tailored interconnect topology. This technology needs .. read more

A Study of Alternative Lead Free Wave Alloys: From Process Yield to Reliability

Recent industry trends have focused around alternatives for the commonly used SAC305 or SAC405 alloys for wave soldering and solder fountain rework processes. Industry consortia are currently f .. read more

JCAA/JG-PP Lead Free Solder Project: Combined Solder Project: Combined Environments Test

A combined environment testing was conducted for the Joint Council on Aging Aircraft/Joint Group on Pollution Prevention Lead free Solder project. The purpose of the project was to validate and .. 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

Optimised Vertical Process for Microvia Filling and Through Hole Metallization Under Production-like Conditions

This article summarises how a copper metallization process for simultaneous via filling and through hole plating was developed on a laboratory scale and the challenges encountered by scale-up t .. read more

Solder Paste Printing of High Density Substrates using Enhanced Print Technology

The research discussed in this paper uses an innovative enhancement technique for printing High Density substrates. The technique takes advantage of high frequency low amplitude vibrations appl .. read more

A Technique for Improving the Yields of Fine Feature Prints

A technique that enhances the release of solder paste from stencils during the print process has been developed. The technique is based on applying variable high frequency and low amplitude vib .. read more

An Efficient Test Model to Study the Board Level Reliability For High I/O Flip Chip BGA Packages

With the increasing demands of complex functions in a single chipset or microprocessor,the development of large size high I/O Flip Chip BGA (FCBGA) package becomes very important in recent year .. read more

Study of Assembly Processes for Solder Flip Chips on FR-4 Substrates

Flip chip assembly is a key capability to enable product miniaturization. Our previous studies have investigated several flip chip interconnection types including anisotropic conductive film or .. read more