Introducing our high-frequency double-layer rigid PCB,
precision-engineered using RO4003C laminate. This advanced PCB
solution delivers exceptional electrical performance with FR-4-like
processability, making it the ideal choice for cellular base
stations, automotive radar, and RF identification systems.
The stack-up of this PCB consists of:
- Copper Layer 1: 35 μm (1oz)
- RO4003C Core: 0.406 mm (16 mil)
- Copper Layer 2: 35 μm (1oz)
PCB details
| Parameter | Specification |
| Base Material | RO4003C |
| Layer Count | 2 Layers |
| Board Dimensions | 38.8mm x 52.4mm (±0.15mm) |
| Minimum Trace/Space | 5/5 mils |
| Minimum Hole Size | 0.2mm |
| Blind Vias | No |
| Finished Board Thickness | 0.5mm |
| Finished Cu Weight | 1oz (1.4 mils) |
| Via Plating Thickness | 20 μm |
| Surface Finish | Immersion Gold |
| Top Silkscreen | Black |
| Bottom Silkscreen | No |
| Top Solder Mask | No |
| Bottom Solder Mask | No |
| Electrical Testing | 100% tested prior to shipment |
Features and Benefits of RO4003C Material
Dielectric Properties
RO4003C laminate exhibits a stable dielectric constant of 3.38
(±0.05 at 10GHz), providing consistent signal performance for
cost-sensitive RF applications.
Low Loss Characteristics
With a dissipation factor of 0.0027 at 10GHz, RO4003C minimizes
energy loss while maintaining FR-4 processing advantages.
Thermal Performance
The CTE values for RO4003C are optimized for reliability:
- X-axis: 11 ppm/°C
- Y-axis: 14 ppm/°C
- Z-axis: 46 ppm/°C
Additional Advantages
- No special through-hole treatments required
- Low moisture absorption (0.06%)
- High Tg >280°C (536°F)
- Standard FR-4 processing
- Cost-effective volume production
Typical Applications
- Cellular base station antennas
- Automotive radar sensors
- RF identification tags
- Satellite LNB components
- Wireless infrastructure
- Microwave communication systems
Quality Assurance:
100% electrical testing (continuity/isolation)
Automated optical inspection (AOI)
IPC-6012 Class 2 compliant
RoHS compliant materials
Lead-free assembly compatible
Conclusion
This 2-layer RO4003C PCB provides an optimal balance of RF
performance and manufacturing efficiency for high-volume
applications. With its microwave-grade electrical properties and
standard processing advantages, it represents an excellent choice
for engineers developing cost-effective wireless solutions. Our
technical team is available to support your specific application requirements
- contact us today to discuss your requirement or place an order.
