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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New Concept Multi-Layer FPC “SBic” For High-Density Device Mounting

We have developed a thin,high-density device-mounting,multilayer flexible printed circuit (hereinafter flexible printed circuit is referred to as FPC) “SBic” (stands for Solder Bump Interconnec .. weiterlesen

Flexible PCB Plating Through Hole Considerations,Experiences and Solutions

Due to the worldwide increase in demand for flex and flex-rigid panels as well as the shift in the required designs of panels there is an extreme need for improved PTH processing. There are sev .. weiterlesen

Environmentally Friendly Low Transmission Loss Base/Multilayer Materials

The frequencies used to communicate and process information have been extended beyond the GHz band to the microwave band to handle the growing volume of data. Moreover,increasing global interes .. weiterlesen

Novel Material having Low Transmission Loss and Low Thermal Expansion designed for High Frequency Multi-layer Printed Circuit Board Applications

A new multi-layer PCB (printed circuit board) having low transmission loss and low thermal expansion that meets up-coming further high speed and high volume data transmission demands was develo .. weiterlesen

Semiconductor Technology ITRS Roadmap

For four decades,the semiconductor industry has distinguished itself by the rapid pace of improvement in its products. The principal categories of improvement trends are shown in Table 1 with e .. weiterlesen

System in Package: Identified Technology Needs from the 2994 iNEMI Roadmap

System in package (SiP) technology has grown significantly in the past several years. It was barely mentioned in the National Electronics Manufacturing Initiative’s (NEMI’s) 2000 roadmap,but by .. weiterlesen

Roadmap to Compliance: The Role of Electronic Data Exchange in Supporting the European Union RoHS and WEEE Directives

The upcoming European Union RoHS and WEEE directives are driving new requirements for the management and exchange of information,both across the extended electronics manufacturing value chain,a .. weiterlesen

Site-Specific Measurement of Cathodic Pulse Shape and Plating Current Density for Optimization of Pulse Plating Lines

Two important aspects concerning optimum performance of a (reverse) pulse plating line are (i) the uniform and correct pulse shapes anywhere on the PCB and (ii) the uniformity of the plating cu .. weiterlesen

The Property Research and Applications of Vertical Pulse Copper Plating

Horizontal and vertical pulse plating have been widely used for panel plating in PCB industry,but rarely used for pattern plating. This article analyzes and reviews the crystal structure,throwi .. weiterlesen

A Performance Simulation Tool for Bipolar Pulsed PCB Plating

The copper plating process is one of the most critical steps in the high end PCB manufacturing process. Although the deposition inside through holes and blind holes is the key factor for reduci .. weiterlesen

Understanding the Impact of Accelerated Temperature Profiles on Lead-Free Soldering

Traditional reflow profiles for lead-free soldering typically require longer processing times due to elevated peak temperatures and flux activation times defined by solder paste suppliers. Thes .. weiterlesen

Maximizing Lead Free Wetting

As lead free assembly is ramping up,wetting of lead free solder pastes is surfacing as the major paste performance tradeoff. Global efforts to significantly increase lead free wetting chemicall .. weiterlesen

Effects of Cooling Slopes in Lead Free Reflow

As more electronic assemblers move to lead free SMT production,concerns are raised over reflow cooling slopes and effects on solder joints. Due to the higher peak temperatures,cooling slopes ar .. weiterlesen

Reliability and Requirement of HDI Blind Hole

Nowadays there are two major ways to achieve the conducting function of HDI Blind Hole One is to employ conducting metal paste to fill in the blind holes after laser drilling. The other is to f .. weiterlesen

New Circuit Formation Technology for High Density PWB

To meet future requirements for PWBs,various technologies of processes,materials and tools of PWBs have been discussed. Especially important are technologies of circuit formation for high-end P .. weiterlesen

Internal Strain Free & Homogeneous Glass Fabrics for High Performance HDI Boards

A recent trend of increasing circuit density,particularly in the areas of plastic packages and multi-layer boards,has resulted in ceaseless demand of improved mechanical properties for laminate .. weiterlesen

20μm Prepreg Substrates for Ultra-Thin Insulated Single-Layer

Recent increasing demand for miniaturization and multi-functionality of electronic devices has lead to higher PWBs circuit density design,requiring thinner insulation layers,smaller via holes a .. weiterlesen

Development of the High Thermal Conduction Laminates for Large Current Board

With the objective of developing high thermal conductive laminates capable of being used as high current-carrying wiring boards for automotive and industrial applications,we identified the opti .. weiterlesen

Japan’s JISSO Technology Roadmaps

Japan has a long history of publishing very important technology roadmaps. Some of the Japanese roadmaps published in the past are: JPCA Roadmaps Report on the Technology Roadmap for Advanced S .. weiterlesen

The European Roadmap

A unified European roadmap for PWBs does not exist today. It is also most unlikely that a unified roadmap will available in a foreseeable future time. However,the EIPC has worked together with .. weiterlesen

What makes the IPC Roadmap Unique?

Have you ever been confused after you have read two or three different roadmaps and even though they were supposedly mapping the same attribute in the same time periods,the numbers in the cells .. weiterlesen

Characterization of Acid Copper Plating Solution for Via-Filling

The use of acid copper plating process for via-filling effectively forms interlayer connection in build-up PWBs with high-density interconnections. However,in the case of copper film deposited .. weiterlesen

Improving Printed Circuit Board Plating with Eductor Agitation

This paper will review eductor agitation systems at PWB installations to improve the electroplating of printed circuit boards. Significant environmental and productivity improvements have been .. weiterlesen

'Bridging the Gap’ – Technical Capabilities of a Direct Plate PTH Process

In contrast to electroless copper,direct metallization processes are inherently less expensive to operate,more environmental friendly,requires less floor space and are more efficient. Among the .. weiterlesen

Perspectives on Repaired Lead-Free Solder Joints

The use of lead-free (LF) solders as a replacement for traditional tin-lead (SnPb) solders in military and high reliability applications has a number of technical challenges unique to the indus .. weiterlesen

The Use of SAC Solder and Pb-Free Lead Materials in the Repair Scenario

Much work has been done involving the introduction of RoHS and WEEE Directives across the European Union and the world. Although the use of Pb is limited in new products and equipment,older Pb- .. weiterlesen

Corrosion Factor and Effects of Tin - Zinc Lead-Free Solder on Copper Substrate in Environmental Tests

We coated copper substrate with tin-zinc lead-free solder (Sn-9Zn and Sn-8Zn-3Bi),and then we performed the following corrosion tests: the salt mist test,the gas corrosion test,and the weatheri .. weiterlesen

Next Generation High Density Build-Up PKG Substrate

In recent years,along with the further progress of network systems,mobile communication systems and high performance servers printed wiring boards (PWBs),which are key components in these produ .. weiterlesen

Qualification of ALIVH-G Boards for Handset Assembly

The trends of increased functionality and reduced size of portable wireless products,such as handsets; PDAs are demanding increased routing densities for printed circuit boards. The handheld wi .. weiterlesen

Use of Novel Adhesive-lined CCL Material in Single-pressed Multi-layer Circuit Boards with Inner Via-Holes in all Layers

This newly developed material and process enable the manufacturing,using a single pressing process,of multi-layer circuit boards with inner via-holes in every layer. Because this material utili .. weiterlesen

New Concept Multi-Layer FPC “SBic” For High-Density Device Mounting

We have developed a thin,high-density device-mounting,multilayer flexible printed circuit (hereinafter flexible printed circuit is referred to as FPC) “SBic” (stands for Solder Bump Interconnec .. weiterlesen

Flexible PCB Plating Through Hole Considerations,Experiences and Solutions

Due to the worldwide increase in demand for flex and flex-rigid panels as well as the shift in the required designs of panels there is an extreme need for improved PTH processing. There are sev .. weiterlesen

Environmentally Friendly Low Transmission Loss Base/Multilayer Materials

The frequencies used to communicate and process information have been extended beyond the GHz band to the microwave band to handle the growing volume of data. Moreover,increasing global interes .. weiterlesen

Novel Material having Low Transmission Loss and Low Thermal Expansion designed for High Frequency Multi-layer Printed Circuit Board Applications

A new multi-layer PCB (printed circuit board) having low transmission loss and low thermal expansion that meets up-coming further high speed and high volume data transmission demands was develo .. weiterlesen

Semiconductor Technology ITRS Roadmap

For four decades,the semiconductor industry has distinguished itself by the rapid pace of improvement in its products. The principal categories of improvement trends are shown in Table 1 with e .. weiterlesen

System in Package: Identified Technology Needs from the 2994 iNEMI Roadmap

System in package (SiP) technology has grown significantly in the past several years. It was barely mentioned in the National Electronics Manufacturing Initiative’s (NEMI’s) 2000 roadmap,but by .. weiterlesen

Roadmap to Compliance: The Role of Electronic Data Exchange in Supporting the European Union RoHS and WEEE Directives

The upcoming European Union RoHS and WEEE directives are driving new requirements for the management and exchange of information,both across the extended electronics manufacturing value chain,a .. weiterlesen

Site-Specific Measurement of Cathodic Pulse Shape and Plating Current Density for Optimization of Pulse Plating Lines

Two important aspects concerning optimum performance of a (reverse) pulse plating line are (i) the uniform and correct pulse shapes anywhere on the PCB and (ii) the uniformity of the plating cu .. weiterlesen

The Property Research and Applications of Vertical Pulse Copper Plating

Horizontal and vertical pulse plating have been widely used for panel plating in PCB industry,but rarely used for pattern plating. This article analyzes and reviews the crystal structure,throwi .. weiterlesen

A Performance Simulation Tool for Bipolar Pulsed PCB Plating

The copper plating process is one of the most critical steps in the high end PCB manufacturing process. Although the deposition inside through holes and blind holes is the key factor for reduci .. weiterlesen

Understanding the Impact of Accelerated Temperature Profiles on Lead-Free Soldering

Traditional reflow profiles for lead-free soldering typically require longer processing times due to elevated peak temperatures and flux activation times defined by solder paste suppliers. Thes .. weiterlesen

Maximizing Lead Free Wetting

As lead free assembly is ramping up,wetting of lead free solder pastes is surfacing as the major paste performance tradeoff. Global efforts to significantly increase lead free wetting chemicall .. weiterlesen

Effects of Cooling Slopes in Lead Free Reflow

As more electronic assemblers move to lead free SMT production,concerns are raised over reflow cooling slopes and effects on solder joints. Due to the higher peak temperatures,cooling slopes ar .. weiterlesen

Reliability and Requirement of HDI Blind Hole

Nowadays there are two major ways to achieve the conducting function of HDI Blind Hole One is to employ conducting metal paste to fill in the blind holes after laser drilling. The other is to f .. weiterlesen

New Circuit Formation Technology for High Density PWB

To meet future requirements for PWBs,various technologies of processes,materials and tools of PWBs have been discussed. Especially important are technologies of circuit formation for high-end P .. weiterlesen

Internal Strain Free & Homogeneous Glass Fabrics for High Performance HDI Boards

A recent trend of increasing circuit density,particularly in the areas of plastic packages and multi-layer boards,has resulted in ceaseless demand of improved mechanical properties for laminate .. weiterlesen

20μm Prepreg Substrates for Ultra-Thin Insulated Single-Layer

Recent increasing demand for miniaturization and multi-functionality of electronic devices has lead to higher PWBs circuit density design,requiring thinner insulation layers,smaller via holes a .. weiterlesen

Development of the High Thermal Conduction Laminates for Large Current Board

With the objective of developing high thermal conductive laminates capable of being used as high current-carrying wiring boards for automotive and industrial applications,we identified the opti .. weiterlesen

Japan’s JISSO Technology Roadmaps

Japan has a long history of publishing very important technology roadmaps. Some of the Japanese roadmaps published in the past are: JPCA Roadmaps Report on the Technology Roadmap for Advanced S .. weiterlesen

The European Roadmap

A unified European roadmap for PWBs does not exist today. It is also most unlikely that a unified roadmap will available in a foreseeable future time. However,the EIPC has worked together with .. weiterlesen

What makes the IPC Roadmap Unique?

Have you ever been confused after you have read two or three different roadmaps and even though they were supposedly mapping the same attribute in the same time periods,the numbers in the cells .. weiterlesen

Characterization of Acid Copper Plating Solution for Via-Filling

The use of acid copper plating process for via-filling effectively forms interlayer connection in build-up PWBs with high-density interconnections. However,in the case of copper film deposited .. weiterlesen

Improving Printed Circuit Board Plating with Eductor Agitation

This paper will review eductor agitation systems at PWB installations to improve the electroplating of printed circuit boards. Significant environmental and productivity improvements have been .. weiterlesen

'Bridging the Gap’ – Technical Capabilities of a Direct Plate PTH Process

In contrast to electroless copper,direct metallization processes are inherently less expensive to operate,more environmental friendly,requires less floor space and are more efficient. Among the .. weiterlesen

Perspectives on Repaired Lead-Free Solder Joints

The use of lead-free (LF) solders as a replacement for traditional tin-lead (SnPb) solders in military and high reliability applications has a number of technical challenges unique to the indus .. weiterlesen

The Use of SAC Solder and Pb-Free Lead Materials in the Repair Scenario

Much work has been done involving the introduction of RoHS and WEEE Directives across the European Union and the world. Although the use of Pb is limited in new products and equipment,older Pb- .. weiterlesen

Corrosion Factor and Effects of Tin - Zinc Lead-Free Solder on Copper Substrate in Environmental Tests

We coated copper substrate with tin-zinc lead-free solder (Sn-9Zn and Sn-8Zn-3Bi),and then we performed the following corrosion tests: the salt mist test,the gas corrosion test,and the weatheri .. weiterlesen

Next Generation High Density Build-Up PKG Substrate

In recent years,along with the further progress of network systems,mobile communication systems and high performance servers printed wiring boards (PWBs),which are key components in these produ .. weiterlesen

Qualification of ALIVH-G Boards for Handset Assembly

The trends of increased functionality and reduced size of portable wireless products,such as handsets; PDAs are demanding increased routing densities for printed circuit boards. The handheld wi .. weiterlesen

Use of Novel Adhesive-lined CCL Material in Single-pressed Multi-layer Circuit Boards with Inner Via-Holes in all Layers

This newly developed material and process enable the manufacturing,using a single pressing process,of multi-layer circuit boards with inner via-holes in every layer. Because this material utili .. weiterlesen