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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Understanding Circuit Material Performance Concerns for PCBs at Millimeter-Wave Frequencies
Millimeter-wave (mmWave) frequency applications are becoming more common. There are applications utilizing PCB technology at 60 GHz,77 GHz and many other mmWave frequencies. When designing a PC
.. read more
Effect of Permittivity and Dissipation Factor of Solder Mask Upon Measured Loss
Existing coated microstrip trace impedance estimation usually uses the dielectric constant (Dk) of solder mask ink measured at 1 MHz from its datasheet. Or,some printed circuit board (PCB) manu
.. read more
Insertion Loss Comparisons of Common High Frequency PCB Constructions
Printed Circuit Boards (PCB’s) have been used for many years in low loss,high frequency microwave applications and many of these circuits have become increasingly complex. Often these complex c
.. read more
Why Signal Always Be Loss in a High Speed Frequency Transmission Line
The high speed transmission applications in the electronic product become inevitable developing trend. The signal integrity becomes the most important issue in the electronic industry. The mate
.. read more
Behavior of Materials in the Manufacturing Environment
This study was conducted to understand seven materials reliability,behavior of Dielectric constant and Dissipation factor over medium to high frequencies. A modified version of HDPUG design was
.. read more
New Developments in PCB Laminates
Executive Summary
There are many issues to consider when developing a new circuit material for the PCB industry. It is a given assumption that the new material must be compatible to standard PC
.. read more
Step Stress Testing of Solid Tantalum Capacitors
Solid tantalum capacitors were introduced to the market more than five decades ago and continue to be widely used. Reliability issues arise when tantalum capacitors are exposed to excessive the
.. read more
Thermal Characteristics of PCB Laminates used in High Frequency Applications
As technology advances,understanding thermal management issues of high frequency PCB’s increases. There are many different aspects to consider for PCB thermal management. This paper will invest
.. read more
Failure Mechanisms in Embedded Planar Capacitors during High Temperature Operating Life (HTOL) Testing
High temperature operating life (HTOL) testing was performed on embedded planar capacitors (with epoxy- BaTiO3 composite dielectric) by subjecting these devices to highly accelerated temperatur
.. read more
Understanding when to use FR-4 laminates or High Frequency Laminates
Over the years a question that has been asked repeatedly of material suppliers is: “when do I need to use a high frequency laminate over the choice of a standard FR-4 substrate”? The answer has
.. read more
Thermal Effects on PCB Laminate Material Dielectric Constant and Dissipation Factor
Values for printed circuit board (PCB) laminate dielectric constant (Dk) and dissipation factor (Df) used in circuit design and signal integrity (SI) modeling are typically those presented on l
.. read more
Effects of Moisture Content on Permittivity and Loss Tangent of Printed Circuit Board Materials
Printed circuit board laminate datasheets provide permittivity (dielectric constant,Dk) and loss tangent (dissipation factor,Df) values that are used for specification and board design. But pas
.. read more
Low Loss & Novel Halogen-Free Laminates for High Frequency Device Applications
In this paper,ITEQ demonstrates outstanding performance of new halogen-free and low loss laminates,IT-258GA,IT-168G,and IT-150D,for the coming halogen free generation,and higher frequency appli
.. read more
Determining Dielectric Properties of High Frequency PCB Laminate Materials
This paper will focus on understanding the dielectric constant (dk) of high frequency laminate materials. The dissipation factor (df) and other electrical properties will be discussed as well,h
.. read more
A Novel Halogen-Free Material for High Speed PCB
The mobile communication devices such as cell phones require high speed transmission of large volume data as well as reduction in size and weight. When signal is transmitted in high speed and f
.. read more
Polyphenylene Ether Macromolecules. VI. Halogen Free Flame Retardant Epoxy Resins
An important criterion for dielectric materials used in the microelectronics industry is their flammability. Typically,flame
retardant epoxy resins use bromine-containing flame-retardants. In t
.. read more
Effect of Environmental Stress and Bias Conditions on Reliability of Embedded Planar Capacitors
The reliability of an embedded planar capacitor laminate under a variety of environmental stress and bias conditions was investigated. The dielectric consisted of a composite of BaTiO3 particle
.. read more
Effect of Conductor Surface Roughness upon Measured Loss and Extracted Values of PCB Laminate Material Dissipation Factor
Prediction of accurate values for insertion loss (S21) on printed circuit boards has become ever more critical to SI modeling as signal speeds required for next-generation networking equipment
.. read more
Polyphenylene Ether Macromonomers. Iii. Enhancement of Dielectric Materials
Two major trends in printed wiring boards electronics are applications that require higher operating frequency,often in the radio frequency range (GHz),and the use of lead free solder assembly.
.. read more
Novel Dielectric Materials: Breaking the Gigahertz Barrier
For many critical electronic applications,there is a need for dielectric systems that exhibit better electrical insulation
performance than epoxies and other conventional materials. In the prod
.. read more
The Influence of Material Reactivity in Dk/Df Electrical Performance
Over the years,signal integrity performance and bandwidth gets more critical for today’s higher signal transmission speeds and bandwidth demand in every field of applications such as computing,
.. read more
Base Material Consideration for High Speed Printed Circuit boards
Over these years,EU RoHS restriction and lead-free capability is the hottest environmental protection subject. In technology trend,signal integrity performance gets more critical upon today’s h
.. read more
Electrical Characteristics of High Speed Materials
This paper will discuss the two primary transmission components that concern designers today. These components affect the
signal integrity of all high-speed transmissions in printed circuit boa
.. read more
High Frequency Dielectric Constant and Dissipation Factor Performance of Electronic PWB Substrates
Design of printed wiring boards allowing devices to function at increasing signal transmission rates is a difficult task. As
operating frequencies increase beyond one Gigahertz the availability
.. read more
Understanding Circuit Material Performance Concerns for PCBs at Millimeter-Wave Frequencies
Millimeter-wave (mmWave) frequency applications are becoming more common. There are applications utilizing PCB technology at 60 GHz,77 GHz and many other mmWave frequencies. When designing a PC
.. read more
Effect of Permittivity and Dissipation Factor of Solder Mask Upon Measured Loss
Existing coated microstrip trace impedance estimation usually uses the dielectric constant (Dk) of solder mask ink measured at 1 MHz from its datasheet. Or,some printed circuit board (PCB) manu
.. read more
Insertion Loss Comparisons of Common High Frequency PCB Constructions
Printed Circuit Boards (PCB’s) have been used for many years in low loss,high frequency microwave applications and many of these circuits have become increasingly complex. Often these complex c
.. read more
Why Signal Always Be Loss in a High Speed Frequency Transmission Line
The high speed transmission applications in the electronic product become inevitable developing trend. The signal integrity becomes the most important issue in the electronic industry. The mate
.. read more
Behavior of Materials in the Manufacturing Environment
This study was conducted to understand seven materials reliability,behavior of Dielectric constant and Dissipation factor over medium to high frequencies. A modified version of HDPUG design was
.. read more
New Developments in PCB Laminates
Executive Summary
There are many issues to consider when developing a new circuit material for the PCB industry. It is a given assumption that the new material must be compatible to standard PC
.. read more
Step Stress Testing of Solid Tantalum Capacitors
Solid tantalum capacitors were introduced to the market more than five decades ago and continue to be widely used. Reliability issues arise when tantalum capacitors are exposed to excessive the
.. read more
Thermal Characteristics of PCB Laminates used in High Frequency Applications
As technology advances,understanding thermal management issues of high frequency PCB’s increases. There are many different aspects to consider for PCB thermal management. This paper will invest
.. read more
Failure Mechanisms in Embedded Planar Capacitors during High Temperature Operating Life (HTOL) Testing
High temperature operating life (HTOL) testing was performed on embedded planar capacitors (with epoxy- BaTiO3 composite dielectric) by subjecting these devices to highly accelerated temperatur
.. read more
Understanding when to use FR-4 laminates or High Frequency Laminates
Over the years a question that has been asked repeatedly of material suppliers is: “when do I need to use a high frequency laminate over the choice of a standard FR-4 substrate”? The answer has
.. read more
Thermal Effects on PCB Laminate Material Dielectric Constant and Dissipation Factor
Values for printed circuit board (PCB) laminate dielectric constant (Dk) and dissipation factor (Df) used in circuit design and signal integrity (SI) modeling are typically those presented on l
.. read more
Effects of Moisture Content on Permittivity and Loss Tangent of Printed Circuit Board Materials
Printed circuit board laminate datasheets provide permittivity (dielectric constant,Dk) and loss tangent (dissipation factor,Df) values that are used for specification and board design. But pas
.. read more
Low Loss & Novel Halogen-Free Laminates for High Frequency Device Applications
In this paper,ITEQ demonstrates outstanding performance of new halogen-free and low loss laminates,IT-258GA,IT-168G,and IT-150D,for the coming halogen free generation,and higher frequency appli
.. read more
Determining Dielectric Properties of High Frequency PCB Laminate Materials
This paper will focus on understanding the dielectric constant (dk) of high frequency laminate materials. The dissipation factor (df) and other electrical properties will be discussed as well,h
.. read more
A Novel Halogen-Free Material for High Speed PCB
The mobile communication devices such as cell phones require high speed transmission of large volume data as well as reduction in size and weight. When signal is transmitted in high speed and f
.. read more
Polyphenylene Ether Macromolecules. VI. Halogen Free Flame Retardant Epoxy Resins
An important criterion for dielectric materials used in the microelectronics industry is their flammability. Typically,flame
retardant epoxy resins use bromine-containing flame-retardants. In t
.. read more
Effect of Environmental Stress and Bias Conditions on Reliability of Embedded Planar Capacitors
The reliability of an embedded planar capacitor laminate under a variety of environmental stress and bias conditions was investigated. The dielectric consisted of a composite of BaTiO3 particle
.. read more
Effect of Conductor Surface Roughness upon Measured Loss and Extracted Values of PCB Laminate Material Dissipation Factor
Prediction of accurate values for insertion loss (S21) on printed circuit boards has become ever more critical to SI modeling as signal speeds required for next-generation networking equipment
.. read more
Polyphenylene Ether Macromonomers. Iii. Enhancement of Dielectric Materials
Two major trends in printed wiring boards electronics are applications that require higher operating frequency,often in the radio frequency range (GHz),and the use of lead free solder assembly.
.. read more
Novel Dielectric Materials: Breaking the Gigahertz Barrier
For many critical electronic applications,there is a need for dielectric systems that exhibit better electrical insulation
performance than epoxies and other conventional materials. In the prod
.. read more
The Influence of Material Reactivity in Dk/Df Electrical Performance
Over the years,signal integrity performance and bandwidth gets more critical for today’s higher signal transmission speeds and bandwidth demand in every field of applications such as computing,
.. read more
Base Material Consideration for High Speed Printed Circuit boards
Over these years,EU RoHS restriction and lead-free capability is the hottest environmental protection subject. In technology trend,signal integrity performance gets more critical upon today’s h
.. read more
Electrical Characteristics of High Speed Materials
This paper will discuss the two primary transmission components that concern designers today. These components affect the
signal integrity of all high-speed transmissions in printed circuit boa
.. read more
High Frequency Dielectric Constant and Dissipation Factor Performance of Electronic PWB Substrates
Design of printed wiring boards allowing devices to function at increasing signal transmission rates is a difficult task. As
operating frequencies increase beyond one Gigahertz the availability
.. read more