Dec 18, 2025
RT/duroid® 5280LZ High Frequency Laminates
RT/duroid® 5280LZ high frequency laminates are filled PTFE composites reinforced with woven fiberglass.
RT/duroid 5280LZ filled PTFE composites, reinforced with woven fiberglass, are engineered for precise stripline and microstrip circuit applications that demand dimensional stability throughout PWB processing.
Features
- Dk of 2.06 or 2.10 depending on glass
- Dissipation factor of 0.0028 at 10GHz
- Woven glass reinforced construction
Benefits
- Lowest dielectric constant available
- Low X, Y, & Z axis CTE
- Glass-reinforced construction delivers industry-leading Z-axis CTE from -50C to 288C
- Lightweight/low density
- Uniform electrical properties over wide frequency range
Applications:
Download Data Sheet: RT/duroid® 5280LZ High Frequency Laminates Data Sheet