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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Make the Right Design Choices in Load Switching and Simulation in a High Current and Mechatronic Functional Test

In a typical mechatronic manufacturing functional test setup,actual load simulations are usually done by connecting the DUT outputs to power or ground in order to establish either a high or low .. read more

Characterization of Solder Defects in Package on Packages with AXI Systems for Inspection Quality Improvement

As a part of series of studies on X-Ray inspection technology to quantify solder defects in BGA balls,we have conducted inspection of 3 level POP package by using a new AXI that capable of 3D-C .. read more

Embedding Passive and Active Components: PCB Design and Fabrication Process Variations

Embedding components within the PC board structure is not a new concept. Until recently,however,most embedded component PC board applications adapted only passive elements. The early component .. read more

What is needed to Successfully Introduce "Device Embedding Technology" in Design and Manufacturing of PCBs and PCBAs to Add Value...

The embedding of components in electronic interconnection structures has been carried out for more than 30 years. It is regarded as the “poor men’s silicon device”. Different technologies have .. read more

Important Considerations in the Design of Solderless Electronic Assemblies

Soldering has been a key process step in the manufacture of electronic assemblies since the earliest days of the electronics industry,it is also one of the most challenging processes to control .. read more

Press Fit Technology Roadmap and Control Parameters for a High Performance Process

Press-fit technology is a proven and widely used and accepted interconnection method for joining electronics assemblies. Printed Circuit Board Assembly Systems and typical functional subassembl .. read more

EMI-Caused EOS Sources in Automated Equipment

Electrical overstress causes damage to sensitive components,including latent damage. A significant source of EOS is high-frequency noise in automated manufacturing equipment. This paper analys .. read more

A Case Study on Evaluating Manual and Automated Heat Sink Assembly using FEA and Testing

Proper assembly of components is critical in the manufacturing industry as it affects functionality and reliability. In a heat sink assembly,a detailed manual process is often utilized. However .. read more

Effective Methods to Get Volatile Compounds Out of Reflow Process

Although reflow ovens may not have been dramatically changed during the last decade the reflow process changes step by step. With the introduction of lead-free soldering not only operation tem .. read more

Materials Compatibility and Aging for Flux and Cleaner Combinations

A materials study of high reliability electronics cleaning is presented here. In Phase 1,mixed type substrates underwent a condensed contaminants application to view a worst-case scenario for .. read more

Understanding the Effect of Process Changes and Flux Chemistry on Mid-Chip Solder Balling

This paper documents the experimental work performed to further understand the impact on mid-chip solder balling from both the manufacturing process and the flux chemistry. Mid-chip solder ball .. read more

Nanocopper Based Paste for Solid Copper Via Fill

This paper discusses a nano copper based paste for use in via filling. The company manufactures nano copper and disperses the coated nano copper into a paste in combination with micron copper. .. read more

Circuit Technology Crossovers Where PCBs and Printed Electronics Meet

Printed Circuit Boards (PCBs) and Printed Electronics (PE) both describe conductor/substrate combinations that makeconnections. Both PCB and PE technologies have been in use for a long time in .. read more

Options for Assembly using High Temperature Interconnection Technologies

There is considerable interest in finding and replacing lead based solder alloys in high power environments and for existing high temperature operating environments. The high power electronics .. read more

Solder Joint Embrittlement Mechanisms,Solutions and Standards

The change to lead-free solders in electronic assemblies created a need to replace tin-lead solderable termination finishes with materials such as pure tin or soft gold,on electronic component .. read more

Sample Preparation for Mitigating Tin Whiskers in alternative Lead-Free Alloys

With the impending deadline for RoHS II and the elimination of exemptions for lead bearing solders in electronics for mission critical electronics,the issue of tin whiskers remains unresolved. .. read more

pH Neutral Cleaning Agents - Market Expectation & Field Performance

With regard to precision cleaning applications within electronics manufacturing,pH neutral product development was a major breakthrough in recent years. The impetus for this development resulte .. read more

Duo-Solvent Cleaning Process Development for Removing Flux Residue from Class 3 Hardware

Packaging trends enable disruptive technologies. The miniaturization of components reduces the distance between conductive paths. Cleanliness of electronic hardware based on the service exposur .. read more

Assembly Cleanliness and Whisker Formation

This paper describes the results of a whisker formation study on SAC305 assemblies,evaluating the effects of cleanliness and lead-frame materials in room temperature/high humidity (25°C/85%RH) .. read more

Electroplated Copper Filling of Through Holes on Varying Substrate Thickness

This paper discusses a through hole copper filling process for application to high density interconnects constructions and IC substrates. The process consists two acid copper plating cycles. Th .. read more

CVS Control of a Via Fill Acid Copper Electroplating Baths

Due to the increasing demands placed on acid copper plating solutions to perform via fill plating of blind micro vias it is critical that the plating additives be monitored precisely. This pape .. read more

Corrosion Resistant Servers for Free-Air Cooling Data Centers

The demand for compute capability is growing rapidly fueling the ever rising consumption of power by data centers the worldwide. This growth in power consumption presents a challenge to data ce .. read more

Characterization,Prevention and Removal of Particulate Matter on Printed Circuit Boards

Particulate matter contamination is known to become wet and therefore ionically conductive and corrosive if the humidity in the environment rises above the deliquescence relative humidity (DRH) .. read more

Dissolution of Metal Foils in Common Beverages

How susceptible are the metals used in modern electronics manufacturing to corrosion by common beverages? This is a question of interest,especially to manufacturers,retailers and to a certain e .. read more

High Frequency Dk and Df Test Methods Comparison High Density User Group (HDP) Project

The High Density Packaging (HDP) user group has completed a project to evaluate the majority of viable Dk (Dielectric Constant)/Df (Dissipation Factor) and delay/loss electrical test methods,wi .. read more

Characterization of Printed Circuit Board Material & Manufacturing Technology for High Frequency

Today's Electronic Industry is changing at a high pace. The root causes are manifold. So world population is growing up to eight billions and gives new challenges in terms of urbanization,mobil .. read more

The Effects of PCB Fabrication on High-Frequency Electrical Performance

Achieving optimum high-frequency printed-circuit-board (PCB) performance is not simply a matter of specifying the best possible PCB material,but can be significantly impacted by PCB fabrication .. read more

Evaluation of Under-Stencil-Cleaning-Papers

Solder paste screen printing is known to be one of the most difficult processes to quality assure in Printed Board Assembly (PBA) manufacturing. An important process step in solder paste screen .. read more

Selecting Stencil Technologies to Optimize Print Performance

The SMT stencil is a key factor in the solder paste printing process. It has been shown repeatedly that print quality has the largest impact on end-of-line quality,and a good print process can .. read more

Enabling High-Speed Printing Using Low Cost Materials: Process Stability is Paramount

The rapid growth of electronic devices across the globe is driving manufacturers to enhance high-speed mass production techniques in the printed circuit board assembly arena. As manufacturers d .. read more

Make the Right Design Choices in Load Switching and Simulation in a High Current and Mechatronic Functional Test

In a typical mechatronic manufacturing functional test setup,actual load simulations are usually done by connecting the DUT outputs to power or ground in order to establish either a high or low .. read more

Characterization of Solder Defects in Package on Packages with AXI Systems for Inspection Quality Improvement

As a part of series of studies on X-Ray inspection technology to quantify solder defects in BGA balls,we have conducted inspection of 3 level POP package by using a new AXI that capable of 3D-C .. read more

Embedding Passive and Active Components: PCB Design and Fabrication Process Variations

Embedding components within the PC board structure is not a new concept. Until recently,however,most embedded component PC board applications adapted only passive elements. The early component .. read more

What is needed to Successfully Introduce "Device Embedding Technology" in Design and Manufacturing of PCBs and PCBAs to Add Value...

The embedding of components in electronic interconnection structures has been carried out for more than 30 years. It is regarded as the “poor men’s silicon device”. Different technologies have .. read more

Important Considerations in the Design of Solderless Electronic Assemblies

Soldering has been a key process step in the manufacture of electronic assemblies since the earliest days of the electronics industry,it is also one of the most challenging processes to control .. read more

Press Fit Technology Roadmap and Control Parameters for a High Performance Process

Press-fit technology is a proven and widely used and accepted interconnection method for joining electronics assemblies. Printed Circuit Board Assembly Systems and typical functional subassembl .. read more

EMI-Caused EOS Sources in Automated Equipment

Electrical overstress causes damage to sensitive components,including latent damage. A significant source of EOS is high-frequency noise in automated manufacturing equipment. This paper analys .. read more

A Case Study on Evaluating Manual and Automated Heat Sink Assembly using FEA and Testing

Proper assembly of components is critical in the manufacturing industry as it affects functionality and reliability. In a heat sink assembly,a detailed manual process is often utilized. However .. read more

Effective Methods to Get Volatile Compounds Out of Reflow Process

Although reflow ovens may not have been dramatically changed during the last decade the reflow process changes step by step. With the introduction of lead-free soldering not only operation tem .. read more

Materials Compatibility and Aging for Flux and Cleaner Combinations

A materials study of high reliability electronics cleaning is presented here. In Phase 1,mixed type substrates underwent a condensed contaminants application to view a worst-case scenario for .. read more

Understanding the Effect of Process Changes and Flux Chemistry on Mid-Chip Solder Balling

This paper documents the experimental work performed to further understand the impact on mid-chip solder balling from both the manufacturing process and the flux chemistry. Mid-chip solder ball .. read more

Nanocopper Based Paste for Solid Copper Via Fill

This paper discusses a nano copper based paste for use in via filling. The company manufactures nano copper and disperses the coated nano copper into a paste in combination with micron copper. .. read more

Circuit Technology Crossovers Where PCBs and Printed Electronics Meet

Printed Circuit Boards (PCBs) and Printed Electronics (PE) both describe conductor/substrate combinations that makeconnections. Both PCB and PE technologies have been in use for a long time in .. read more

Options for Assembly using High Temperature Interconnection Technologies

There is considerable interest in finding and replacing lead based solder alloys in high power environments and for existing high temperature operating environments. The high power electronics .. read more

Solder Joint Embrittlement Mechanisms,Solutions and Standards

The change to lead-free solders in electronic assemblies created a need to replace tin-lead solderable termination finishes with materials such as pure tin or soft gold,on electronic component .. read more

Sample Preparation for Mitigating Tin Whiskers in alternative Lead-Free Alloys

With the impending deadline for RoHS II and the elimination of exemptions for lead bearing solders in electronics for mission critical electronics,the issue of tin whiskers remains unresolved. .. read more

pH Neutral Cleaning Agents - Market Expectation & Field Performance

With regard to precision cleaning applications within electronics manufacturing,pH neutral product development was a major breakthrough in recent years. The impetus for this development resulte .. read more

Duo-Solvent Cleaning Process Development for Removing Flux Residue from Class 3 Hardware

Packaging trends enable disruptive technologies. The miniaturization of components reduces the distance between conductive paths. Cleanliness of electronic hardware based on the service exposur .. read more

Assembly Cleanliness and Whisker Formation

This paper describes the results of a whisker formation study on SAC305 assemblies,evaluating the effects of cleanliness and lead-frame materials in room temperature/high humidity (25°C/85%RH) .. read more

Electroplated Copper Filling of Through Holes on Varying Substrate Thickness

This paper discusses a through hole copper filling process for application to high density interconnects constructions and IC substrates. The process consists two acid copper plating cycles. Th .. read more

CVS Control of a Via Fill Acid Copper Electroplating Baths

Due to the increasing demands placed on acid copper plating solutions to perform via fill plating of blind micro vias it is critical that the plating additives be monitored precisely. This pape .. read more

Corrosion Resistant Servers for Free-Air Cooling Data Centers

The demand for compute capability is growing rapidly fueling the ever rising consumption of power by data centers the worldwide. This growth in power consumption presents a challenge to data ce .. read more

Characterization,Prevention and Removal of Particulate Matter on Printed Circuit Boards

Particulate matter contamination is known to become wet and therefore ionically conductive and corrosive if the humidity in the environment rises above the deliquescence relative humidity (DRH) .. read more

Dissolution of Metal Foils in Common Beverages

How susceptible are the metals used in modern electronics manufacturing to corrosion by common beverages? This is a question of interest,especially to manufacturers,retailers and to a certain e .. read more

High Frequency Dk and Df Test Methods Comparison High Density User Group (HDP) Project

The High Density Packaging (HDP) user group has completed a project to evaluate the majority of viable Dk (Dielectric Constant)/Df (Dissipation Factor) and delay/loss electrical test methods,wi .. read more

Characterization of Printed Circuit Board Material & Manufacturing Technology for High Frequency

Today's Electronic Industry is changing at a high pace. The root causes are manifold. So world population is growing up to eight billions and gives new challenges in terms of urbanization,mobil .. read more

The Effects of PCB Fabrication on High-Frequency Electrical Performance

Achieving optimum high-frequency printed-circuit-board (PCB) performance is not simply a matter of specifying the best possible PCB material,but can be significantly impacted by PCB fabrication .. read more

Evaluation of Under-Stencil-Cleaning-Papers

Solder paste screen printing is known to be one of the most difficult processes to quality assure in Printed Board Assembly (PBA) manufacturing. An important process step in solder paste screen .. read more

Selecting Stencil Technologies to Optimize Print Performance

The SMT stencil is a key factor in the solder paste printing process. It has been shown repeatedly that print quality has the largest impact on end-of-line quality,and a good print process can .. read more

Enabling High-Speed Printing Using Low Cost Materials: Process Stability is Paramount

The rapid growth of electronic devices across the globe is driving manufacturers to enhance high-speed mass production techniques in the printed circuit board assembly arena. As manufacturers d .. read more