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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Implementation of Embedded Resistor Trimming for PWB Manufacturing

In the Printed Wiring Board (PWB) industry,the growing demand for a higher number of circuit components to be contained in smaller circuit areas requires that some of the passive components (re .. read more

Improving Yield and Profitability with Laser Drilled Blind Microvias

Laser drilling has clearly captured the technology lead in the formation of HDI microvias with a 78% ownership,1 currently dominating over photo defined,plasma etched and mechanically drilled m .. read more

The Influence of Fluid Dynamics on Plating Electrolyte for the Successful Production of Blind Micro-Vias: Laboratory Investigations Leading to Optimized...

Successful copper plating of blind micro-vias is very strongly dependant on the effective mass transport of copper ions into the vias. This mass transport limitation is demonstrated by a rough .. read more

Laminate Materials with Low Dielectric Properties

Wireless Communications and Broadband technologies are driving the need for advanced laminate materials with improved dielectric properties. This paper focuses on new laminate materials with po .. read more

Laser Direct Imaging A Solution for Fine Line Imaging

The electronics market demands for smaller,faster,more reliable and less costly products continues to fuel major changes in printed wiring board designs. Higher layer counts,increasing circuit .. read more

Laser Direct Structuring as an Innovative Alternative for Traditional Lithography

The combination of high speed and accuracy laser beam deflection,the know-how on wet chemical processes for Printed Circuit Boards (PCB’s),as well as CAD/CAM implementation for Laser direct Str .. read more

Laser Drillable Prepreg Alternative to Coated Copper for HDI Applications

There is a contingent in the industry that feels reinforced substrates are needed to meet the performance requirements of HDI microvia technology. Concerns that non-reinforced resin coated foil .. read more

Laser Drilling MicroVias

There is a growing need in today’s electronic market for high performance Printed Circuit Boards (PCBs) with highspeed signals and enhanced performance. However,they must maintain signal integr .. read more

Latest Developments in Integrated Polymer Photonic Waveguides in PWB's

Highs Density Interconnects (HDI) printed circuits are now being designed in ever increasing quantities for very high speed applications. The challenge of opto-electronics and integration of ph .. read more

Low Transmission Loss Cyanate Ester Materials with Loose Cross-Linked Structure

A new thermosetting resin system with modified cyanate ester resins having a loose cross-linked structure and alloyed with polymers was developed to provide low dielectric constant (Dk) and low .. read more

Making Better Decisions on the Plant Floor using SCADA Systems

With the printed circuit board becoming increasingly complex,there is an ever-growing need to implement manufacturing standards that ensure high productivity at even higher yields. Factors such .. read more

Fully Automated,Clean Manufacturing Environment for High Yield Ultra Fine Line (UFL) Production

??Machine Technology designed for the manufacture of Ultra Fine Line product ??Machine design provides clean production environment ??Latest State of the Art,Horizontal Wet Processing Equipment .. read more

SI - A Multifunctional Polyimide for Use in Flex Circuitry

Polyimides have proven their performance in electronic applications demanding high strength,increased durability, broader temperature ranges and exceptional chemical resistance. They serve as t .. read more

A New Lamination Method: Heating the Laminates Through Metal Separators Equipped with Electrical Heating Medium

Prepregs used in the PCB industry possess various properties and need to be handled with care to maintain identical chemo -rheological properties to yield dimensionally stable laminates. A prep .. read more

New Positive Working Dry Film Resist

We will present a new positive working dry film resist system that is suitable for high accuracy use. The new positive working dry film resist is composed of base polymers with active hydrogen .. read more

New State-of-Art Dry Film Technology for Fine Lines in High Yield

Dry film photoresist to produce highly integrated and advanced PWBs has been developed to meet more demanding fine line requirements. Advantages for volume production of fine features below 50? .. read more

Next Generation Pb-free Immersion Finishes,Methodologies used to Determine Coating Thickness and the Impact of Thickness Variations and Rework on Soldering

The next generation of surface finish coatings to replace HASL are now being installed by various PWB manufacturers and have been implemented by many OEMs. Coating thickness requirements are p .. read more

Novel Base Material for Microvias in PWBs by Using Unique Glass Fiber

The rapid developments of IT equipment are placing increased demands on printed wiring boards (PWBs) in terms of high efficiency,high-density and lightweight. Industry experience has proven tha .. read more

Optical Interconnection Technology on the Printed Circuit Board Level

An optical interconnection technology for multi-layer printed circuit boards is presented. The application of this technology enables onboard data rates of several Gbps whereas at the same time .. read more

Optical Packaging and Interconnection - A New Wave?

The market for optical communication equipment and components has grown significantly since the early 1980s with growth rates exceeding 50% annually in the late 1990s. Although demand has dropp .. read more

PWB Final Surface Treatment Process and Film Characteristics that Satisfy Lead-free Solder Mounting

Because of environmental concerns,elimination of lead from electronic components has been recently encouraged,and as a result,lead-free solders are frequently adopted for solder mounting. The O .. read more

PCB Laser Technology for Rigid and Flex HDI - Via Formation,Structuring,Routing

A new versatile laser technology is available that is capable of working with both rigid and flexible boards using only one laser source. This system is based on a THG-UV laser (355 nm) and vec .. read more

Processing Thin Core Capacitor Materials

Processing thin core capacitor materials can be challenging,particularly those with non-reinforced dielectric less than 0.001” thick. Several processing steps require special attention to ensur .. read more

Reengineered Conductive Polymers - The PTH Alternative to Electroless Copper for HDI Mass Production

In many areas conductive polymers have already gained full acceptance as a reliable and qualitatively outstanding metallization process and as a true competitor for electroless Cu. In the paper .. read more

Solid Solder Deposit (SSDs),For Advanced Packaging Applications

Solid Solder Deposit (SSD) technology was developed in the early and mid-1990's to improve first pass yields in the manufacture of electronic devices. As the trend towards finer pitch surface m .. read more

Strategy for Deriving Maximum Profits by Inventory Minimization

Inventory has been a hotly debated topic in many organizations. Since inventory is directly visible in company financials,there is a high degree of sensitivity to excessive inventory levels in .. read more

Tapping the Hidden Potential for Quality Improvement and Cost Reduction in PCB Manufacturing

Automation,change and complexity have become the normal working environment in the PCB market. With this change has come the realization that high tech manufacturing,technological innovation an .. read more

TDR and VNA Techniques for PCB Characterization

A uniform transmission line is described electrically by a characteristic impedance and a time delay. From the length of the line and the time delay,the effective dielectric constant can be ext .. read more

Test Setup,Procedures and Patterns for Conductive Anodic Filament (CAF) and Electrochemical Migration (ECM) Testing

Reliability assessment of Printed Wiring Boards and Assemblies using High Humidity at elevated temperatures has been done for a number of years. Many companies,including the IPC have published .. read more

Thermal Reliability of Printed Wiring Boards: What's Coming From the OEM?

Several of the major OEMs are introducing a variety of thermal reliability requirements for printed wiring boards as a result of increasing demands during assembly. These increasing demands man .. read more

Implementation of Embedded Resistor Trimming for PWB Manufacturing

In the Printed Wiring Board (PWB) industry,the growing demand for a higher number of circuit components to be contained in smaller circuit areas requires that some of the passive components (re .. read more

Improving Yield and Profitability with Laser Drilled Blind Microvias

Laser drilling has clearly captured the technology lead in the formation of HDI microvias with a 78% ownership,1 currently dominating over photo defined,plasma etched and mechanically drilled m .. read more

The Influence of Fluid Dynamics on Plating Electrolyte for the Successful Production of Blind Micro-Vias: Laboratory Investigations Leading to Optimized...

Successful copper plating of blind micro-vias is very strongly dependant on the effective mass transport of copper ions into the vias. This mass transport limitation is demonstrated by a rough .. read more

Laminate Materials with Low Dielectric Properties

Wireless Communications and Broadband technologies are driving the need for advanced laminate materials with improved dielectric properties. This paper focuses on new laminate materials with po .. read more

Laser Direct Imaging A Solution for Fine Line Imaging

The electronics market demands for smaller,faster,more reliable and less costly products continues to fuel major changes in printed wiring board designs. Higher layer counts,increasing circuit .. read more

Laser Direct Structuring as an Innovative Alternative for Traditional Lithography

The combination of high speed and accuracy laser beam deflection,the know-how on wet chemical processes for Printed Circuit Boards (PCB’s),as well as CAD/CAM implementation for Laser direct Str .. read more

Laser Drillable Prepreg Alternative to Coated Copper for HDI Applications

There is a contingent in the industry that feels reinforced substrates are needed to meet the performance requirements of HDI microvia technology. Concerns that non-reinforced resin coated foil .. read more

Laser Drilling MicroVias

There is a growing need in today’s electronic market for high performance Printed Circuit Boards (PCBs) with highspeed signals and enhanced performance. However,they must maintain signal integr .. read more

Latest Developments in Integrated Polymer Photonic Waveguides in PWB's

Highs Density Interconnects (HDI) printed circuits are now being designed in ever increasing quantities for very high speed applications. The challenge of opto-electronics and integration of ph .. read more

Low Transmission Loss Cyanate Ester Materials with Loose Cross-Linked Structure

A new thermosetting resin system with modified cyanate ester resins having a loose cross-linked structure and alloyed with polymers was developed to provide low dielectric constant (Dk) and low .. read more

Making Better Decisions on the Plant Floor using SCADA Systems

With the printed circuit board becoming increasingly complex,there is an ever-growing need to implement manufacturing standards that ensure high productivity at even higher yields. Factors such .. read more

Fully Automated,Clean Manufacturing Environment for High Yield Ultra Fine Line (UFL) Production

??Machine Technology designed for the manufacture of Ultra Fine Line product ??Machine design provides clean production environment ??Latest State of the Art,Horizontal Wet Processing Equipment .. read more

SI - A Multifunctional Polyimide for Use in Flex Circuitry

Polyimides have proven their performance in electronic applications demanding high strength,increased durability, broader temperature ranges and exceptional chemical resistance. They serve as t .. read more

A New Lamination Method: Heating the Laminates Through Metal Separators Equipped with Electrical Heating Medium

Prepregs used in the PCB industry possess various properties and need to be handled with care to maintain identical chemo -rheological properties to yield dimensionally stable laminates. A prep .. read more

New Positive Working Dry Film Resist

We will present a new positive working dry film resist system that is suitable for high accuracy use. The new positive working dry film resist is composed of base polymers with active hydrogen .. read more

New State-of-Art Dry Film Technology for Fine Lines in High Yield

Dry film photoresist to produce highly integrated and advanced PWBs has been developed to meet more demanding fine line requirements. Advantages for volume production of fine features below 50? .. read more

Next Generation Pb-free Immersion Finishes,Methodologies used to Determine Coating Thickness and the Impact of Thickness Variations and Rework on Soldering

The next generation of surface finish coatings to replace HASL are now being installed by various PWB manufacturers and have been implemented by many OEMs. Coating thickness requirements are p .. read more

Novel Base Material for Microvias in PWBs by Using Unique Glass Fiber

The rapid developments of IT equipment are placing increased demands on printed wiring boards (PWBs) in terms of high efficiency,high-density and lightweight. Industry experience has proven tha .. read more

Optical Interconnection Technology on the Printed Circuit Board Level

An optical interconnection technology for multi-layer printed circuit boards is presented. The application of this technology enables onboard data rates of several Gbps whereas at the same time .. read more

Optical Packaging and Interconnection - A New Wave?

The market for optical communication equipment and components has grown significantly since the early 1980s with growth rates exceeding 50% annually in the late 1990s. Although demand has dropp .. read more

PWB Final Surface Treatment Process and Film Characteristics that Satisfy Lead-free Solder Mounting

Because of environmental concerns,elimination of lead from electronic components has been recently encouraged,and as a result,lead-free solders are frequently adopted for solder mounting. The O .. read more

PCB Laser Technology for Rigid and Flex HDI - Via Formation,Structuring,Routing

A new versatile laser technology is available that is capable of working with both rigid and flexible boards using only one laser source. This system is based on a THG-UV laser (355 nm) and vec .. read more

Processing Thin Core Capacitor Materials

Processing thin core capacitor materials can be challenging,particularly those with non-reinforced dielectric less than 0.001” thick. Several processing steps require special attention to ensur .. read more

Reengineered Conductive Polymers - The PTH Alternative to Electroless Copper for HDI Mass Production

In many areas conductive polymers have already gained full acceptance as a reliable and qualitatively outstanding metallization process and as a true competitor for electroless Cu. In the paper .. read more

Solid Solder Deposit (SSDs),For Advanced Packaging Applications

Solid Solder Deposit (SSD) technology was developed in the early and mid-1990's to improve first pass yields in the manufacture of electronic devices. As the trend towards finer pitch surface m .. read more

Strategy for Deriving Maximum Profits by Inventory Minimization

Inventory has been a hotly debated topic in many organizations. Since inventory is directly visible in company financials,there is a high degree of sensitivity to excessive inventory levels in .. read more

Tapping the Hidden Potential for Quality Improvement and Cost Reduction in PCB Manufacturing

Automation,change and complexity have become the normal working environment in the PCB market. With this change has come the realization that high tech manufacturing,technological innovation an .. read more

TDR and VNA Techniques for PCB Characterization

A uniform transmission line is described electrically by a characteristic impedance and a time delay. From the length of the line and the time delay,the effective dielectric constant can be ext .. read more

Test Setup,Procedures and Patterns for Conductive Anodic Filament (CAF) and Electrochemical Migration (ECM) Testing

Reliability assessment of Printed Wiring Boards and Assemblies using High Humidity at elevated temperatures has been done for a number of years. Many companies,including the IPC have published .. read more

Thermal Reliability of Printed Wiring Boards: What's Coming From the OEM?

Several of the major OEMs are introducing a variety of thermal reliability requirements for printed wiring boards as a result of increasing demands during assembly. These increasing demands man .. read more