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.

Presentación

Embedded Passives Technology Implementation in RF Applications

Motorola has developed a suite of technologies for embedding resistors,inductors,and capacitors in HDI printed wiring boards. This paper describes the technology and presents a case study demon .. leer más

Experimental and Numerical Assessment of Plated Via Reliability

This paper discusses two typical PTH failures – barrel cracking and post separation – induced by accelerated testing or observed during manufacturing. Finite element models have been developed .. leer más

An FEA Study of Image Transfer in Printed Wiring Boards

A concern in the manufacture of laminate PWB’s is the transfer of interior circuit patterns to the surface of the board. This can lead to difficulties in forming the external circuitry. Typical .. leer más

Full-Wave Electromagnetic Simulation of PWB Structures

Because high performance products are limited in speed by packaging and interconnections,signal integrity analysis and PWB simulation become nowadays very pressing and key issues. Taking into a .. leer más

HID's Technology Influence on Signal Integrity

Highs Density Interconnects (HDI) printed circuits are now being designed in ever increasing quantities. HDI brings some interesting new solutions to age-old signal integrity (SI) concerns,and .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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? .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

Embedded Passives Technology Implementation in RF Applications

Motorola has developed a suite of technologies for embedding resistors,inductors,and capacitors in HDI printed wiring boards. This paper describes the technology and presents a case study demon .. leer más

Experimental and Numerical Assessment of Plated Via Reliability

This paper discusses two typical PTH failures – barrel cracking and post separation – induced by accelerated testing or observed during manufacturing. Finite element models have been developed .. leer más

An FEA Study of Image Transfer in Printed Wiring Boards

A concern in the manufacture of laminate PWB’s is the transfer of interior circuit patterns to the surface of the board. This can lead to difficulties in forming the external circuitry. Typical .. leer más

Full-Wave Electromagnetic Simulation of PWB Structures

Because high performance products are limited in speed by packaging and interconnections,signal integrity analysis and PWB simulation become nowadays very pressing and key issues. Taking into a .. leer más

HID's Technology Influence on Signal Integrity

Highs Density Interconnects (HDI) printed circuits are now being designed in ever increasing quantities. HDI brings some interesting new solutions to age-old signal integrity (SI) concerns,and .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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? .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más

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 .. leer más