RF and microwave PCBs using Rogers, Taconic, and Arlon laminates. Designed for 5G, radar, satellite communications, and antenna systems with controlled impedance.
Topfast specializes in RF and microwave PCBs with low dielectric loss, stable Dk/Df values, and precise impedance control across a wide frequency range.
High-frequency PCBs for 5G mmWave antenna arrays. Rogers RT/duroid and TMM series laminates with consistent Dk across frequencies. Multi-layer constructions with blind vias.
Space-grade RF PCBs meeting MIL-PRF-31032. Low outgassing materials, thermal cycling resistance. PTFE-based laminates for waveguide and feed network applications.
Automotive and industrial radar PCBs from 24GHz to 77GHz. Rogers RO3000 and RO4000 series for phased array antennas. Tight impedance tolerance and controlled phase matching.
Wi-Fi 6E/7, Bluetooth, Zigbee, and UWB PCBs. Hybrid constructions with Rogers FR-4 combinations. Cost-optimized solutions for consumer wireless devices.
Rogers/Taconic selection
PTFE-friendly routing
ENEPIG finish
TDR testing
Electrical verification
We work with all major RF substrate brands. Below are our most commonly used materials.
| Material | Dk | Df (1MHz) | Freq Range | Applications |
|---|---|---|---|---|
| Rogers RO4003C | 3.38 | 0.0027 | DC - 20GHz | 5G, IoT, automotive radar |
| Rogers RO4350B | 3.48 | 0.0037 | DC - 20GHz | Power amplifiers, LNAs |
| Rogers RT/duroid 5880 | 2.2 | 0.0009 | DC - 110GHz | Missile guidance, satellite |
| Rogers RO3006 | 6.15 | 0.0020 | DC - 20GHz | Patch antennas, filters |
| Taconic RF-35 | 3.5 | 0.0030 | DC - 10GHz | Cost-effective RF |
| Arlon AR1000 | 10.0 | 0.0035 | DC - 8GHz | High-Dk antennas |
| FR-4 Hybrid | 4.2-4.5 | 0.020 | DC - 1GHz | Cost-optimized mixed |
DC to 110GHz
±5% (TDR tested)
3mil / 3mil
ENEPIG, Hard Gold, Imm Ag
0.254mm - 6.35mm
AlN, Cu-Mo options
1 - 20 layers
IPC 6012, MIL-PRF-31032
Tell us your frequency range and application. We'll recommend the optimal material and stack-up for your RF design.
Request Quote →