A conductive layer in printed circuit boards that provides electrical reference and shielding.
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Thickness | 0.5-2 oz/ft² | |
| Resistance | < 1 mΩ/square | |
| Conductivity | ≥ 5.8×10⁷ S/m (copper) | |
| Dielectric Constant | 4.2-4.6 (FR-4) | |
| Operating Temperature | -40°C to 125°C |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
This component is used in the following industrial products
A printed circuit board designed specifically for interfacing between test equipment and devices under test within a test fixture system.
A group of multiple antenna elements arranged in a specific pattern to enhance signal reception and transmission capabilities.
A specialized printed circuit board designed to operate at radio frequencies for wireless communication applications.
A practical evidence checklist for RFQ preparation and supplier evaluation.
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It provides a stable voltage reference, reduces electromagnetic interference, and improves signal quality, ensuring reliable data transmission between systems.
Copper is standard due to its high conductivity, often with protective platings like ENIG or HASL on FR-4 substrates.
It requires careful layout to avoid splits or gaps that can increase impedance and cause noise, impacting performance in high-frequency applications.
Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.