Dielectric Constant

J Eur Ceram Soc: In Situ Light-Mediated Dielectric Constant Enhancement in Multifunctional BNT-Based Ceramics

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J Eur Ceram Soc: In Situ Light-Mediated Dielectric Constant Enhancement in Multifunctional BNT-Based Ceramics

Title J Eur Ceram Soc: In Situ Light-Mediated Dielectric Constant Enhancement in Multifunctional BNT-Based Ceramics Research Background The non-contact modulation of dielectric properties is of significant importance in device applications. Light-controlled non-contact devices offer advantages such as fast response times and low energy consumption. Currently, the study of unconventional photo-induced dielectric effects in ferroelectric materials … Read more

The ‘Capacitance Killer’ of Semiconductor Chips! A Comprehensive Guide to Low-K Materials: Classification, Selection, and Applications – A Must-Have for Chip Professionals

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The 'Capacitance Killer' of Semiconductor Chips! A Comprehensive Guide to Low-K Materials: Classification, Selection, and Applications - A Must-Have for Chip Professionals

In the race towards high-speed and high-integration semiconductor chips, low-K (low dielectric constant) materials are undoubtedly the “unsung heroes”! Traditional silicon dioxide (k≈4) can no longer meet the demands for low power consumption and low latency in chips, while low-K materials (k<4) can perfectly address issues such as excessive capacitance between wires and leakage heat, … Read more

Core Technology Guide for PCB Prepreg Materials: Parameter Characteristics, Material Classification, and Selection Methods

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Core Technology Guide for PCB Prepreg Materials: Parameter Characteristics, Material Classification, and Selection Methods

PCB prepreg, short for “pre-impregnated,” is a dielectric material composed of glass fiber and resin, providing the necessary insulation properties and serving as a bonding material. It is an essential material in PCB manufacturing, typically sandwiched between two core materials or between a core material and copper foil. This article will delve into the characteristics, … Read more

RF Antenna PCB Material Selection and Processing Techniques

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RF Antenna PCB Material Selection and Processing Techniques

The following are key considerations to keep in mind when processing RF antenna PCBs, covering all aspects from material selection to specific process requirements: 1. PCB Substrate Selection This is the most critical foundation; if the wrong material is chosen, subsequent processes cannot compensate for it. 1. Low Loss High-Frequency Materials: It is essential to … Read more

What Parameters Are There for Circuit Boards?

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What Parameters Are There for Circuit Boards?

PCB Circuit Board Parameters 1. Dielectric Constant (DK Value): This usually indicates the ability of a material to store electrical energy. The smaller the ∑ value, the lower the energy storage capacity, and the faster the transmission speed. 2. Glass Transition Temperature (TG): When the temperature rises to a certain range, the substrate transitions from … Read more

What Parameters Are There for Circuit Boards?

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What Parameters Are There for Circuit Boards?

PCB Circuit Board Parameters 1. Dielectric Constant (DK Value): This typically indicates the ability of a material to store electrical energy. The smaller the DK value, the less energy it can store, and the faster the transmission speed. 2. Glass Transition Temperature (TG): When the temperature rises to a certain range, the substrate transitions from … Read more

Common PCB Materials and Dielectric Constants

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Common PCB Materials and Dielectric Constants

Generally, based on the different reinforcing materials of the board, it can be divided into five categories: paper-based, glass fiber cloth-based, composite base (CEM series), laminated multilayer board base, and special material base (ceramic, metal core, etc.).If classified according to the different resin adhesives used in the board, common paper-based CCLs include: phenolic resin (XPc, … Read more

Common PCB Materials and Dielectric Constants

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Common PCB Materials and Dielectric Constants

Generally, PCBs can be categorized based on the reinforcement materials into five major types: paper-based, glass fiber cloth-based, composite substrates (CEM series), laminated multilayer boards, and special material substrates (ceramic, metal core, etc.).When classified according to the resin adhesives used, common paper-based CCIs include: phenolic resin (XPc, XxxPC, FR-1, FR-2, etc.), epoxy resin (FE-3), polyester … Read more

Research on Factors Affecting High Precision Characteristics Impedance of PCB

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Research on Factors Affecting High Precision Characteristics Impedance of PCB

Abstract: By researching the factors such as different line widths, different dielectric thicknesses, variations in dielectric constant, layer browning, and line compensation, this study analyzes the main factors affecting PCB impedance and the varying degrees of impedance influence, providing the best recommendations for high precision impedance design of PCBs. 0 Introduction In the integrated application … Read more

How to Choose the Right PCB Material for High-Speed Design

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How to Choose the Right PCB Material for High-Speed Design

In the development of high-speed hardware products, PCB materials serve as the actual carrier of hardware design. Particularly in high-speed product design, the performance of the material often determines the deviation between the actual maximum transmission rate and the theoretical maximum transmission rate. In hardware product design, issues such as “PCB material downgrade leading to … Read more