Rogers RO4000® series laminates, including RO4003C™ and RO4350B™, are advanced materials designed for high-frequency applications. They deliver excellent electrical performance, mechanical reliability, and are compatible with conventional PCB manufacturing techniques, making them ideal for RF, microwave, and high-speed digital circuits.
Key Properties
| Property | RO4003C™ | RO4350B™ |
|---|---|---|
| Dielectric Constant (Dk) | 3.38 ± 0.05 | 3.48 ± 0.05 |
| Dissipation Factor (Df) | 0.0027 at 10 GHz | 0.0037 at 10 GHz |
| Thermal Conductivity (W/m·K) | 0.71 | 0.62 |
| Tg (Glass Transition) | ~280°C | ~280°C |
| Moisture Absorption | ≤ 0.06% | ≤ 0.06% |
| UL Flammability Rating | UL 94 V-0 | UL 94 V-0 |
Unique Features
RO4003C™
- Low Loss Performance: Ideal for cost-sensitive applications requiring excellent signal integrity.
- FR-4 Process Compatibility: Simplifies manufacturing by allowing processing with standard epoxy-based PCB lines.
- Broad Frequency Range: Supports applications from low MHz to high GHz.
RO4350B™
- Enhanced Thermal Performance: Optimized for power-sensitive and high-reliability designs.
- Low Loss Tangent: Excellent for RF and microwave circuits.
- Environmental Stability: Provides consistent performance across temperature and humidity variations.
Applications
RO4003C™
- High-frequency antennas.
- Microwave radio systems.
- Point-to-point communication systems.
RO4350B™
- Automotive radar and sensors (e.g., ADAS).
- Base station antennas and RF amplifiers.
- Satellite communication systems.
Fabrication Guidelines
Storage and Handling
- Store in a clean, dry environment with stable temperatures between 20–25∘C20–25^\circ \text{C}20–25∘C.
Drilling
- Use carbide or diamond-coated drill bits for precise hole formation.
Copper Plating
- Compatible with standard electrolytic and electroless copper plating processes.
Surface Finishes
- Compatible with ENIG, immersion tin, immersion silver, and OSP finishes.
Environmental Compliance
- RoHS and REACH Compliant: Meets global environmental regulations.
- UL Certification: UL 94 V-0 rating ensures flame resistance.
Comparison of RO4003C™ and RO4350B™
| Feature | RO4003C™ | RO4350B™ |
|---|---|---|
| Cost Efficiency | High | Moderate |
| Thermal Reliability | Moderate | High |
| Frequency Range | Moderate to High | Moderate to High |
| Moisture Resistance | Moderate | High |
Rogers RO4003C™ and RO4350B™ laminates are industry-leading materials that cater to a variety of high-frequency applications. While RO4003C™ is ideal for cost-sensitive designs, RO4350B™ excels in thermal performance and environmental stability, making both options versatile for demanding applications.
