The Rogers RO3000® Series circuit materials, including RO3003™, RO3006™, RO3010™, and RO3035™, are high-frequency laminates designed for a wide range of RF and microwave applications. These materials are ceramic-filled PTFE composites that provide excellent electrical and mechanical stability, making them suitable for volume manufacturing with economical pricing. The RO3000 series is particularly noted for its low dielectric loss, which makes it ideal for applications up to 77 GHz. Additionally, these materials exhibit a stable dielectric constant over both temperature and frequency, which is crucial for applications such as band pass filters, microstrip patch antennas, and voltage-controlled oscillators.

When designing PCB stackups using the RO3000 series materials, it is essential to consider their mechanical properties and compatibility with other materials. The series offers uniform mechanical properties across different dielectric constants, which allows for the development of multi-layer board designs without encountering warpage or reliability issues. This feature is particularly beneficial when integrating RO3000 series materials with other substrate materials in hybrid designs. The low in-plane expansion coefficient, matched to copper, ensures reliable surface-mounted assemblies and excellent dimensional stability, crucial for temperature-sensitive applications.

Fabrication of PCBs using RO3000 series materials follows standard PTFE circuit board processing techniques, with minor modifications as needed. These materials can be used with various copper claddings, including electrodeposited and rolled copper foils, which are available in different thicknesses to suit various design requirements. The processing guidelines provided by Rogers should be closely followed to ensure the best results, particularly in terms of maintaining the integrity of plated through-holes and achieving minimal etch shrinkage.

• Low dielectric loss suitable for up to 77 GHz applications
• Stable dielectric constant over temperature and frequency
• Compatible with standard PTFE PCB processing techniques
• Available in various thicknesses and copper claddings
• Excellent dimensional stability and reliability in multi-layer designs