RO4350B High-Frequency PCB

Description

RO4350B is a high-frequency printed circuit board (PCB) material launched by Rogers Corporation. It is a ceramic-filled thermoset composite material designed for superior high-frequency performance, particularly suitable for applications that demand high-speed signal transmission and minimal signal loss.
1. Material Properties
Low Loss Transmission Characteristics: RO4350B has a very low dielectric loss tangent (Df), with a value of 0.0037 at 10 GHz, comparable to PTFE-based materials.
Stable Dielectric Constant (Dk): The dielectric constant of RO4350B is approximately 3.48 at 10 GHz, and it remains stable over a wide range of frequencies and temperatures.
Excellent Thermal Performance: It exhibits low Z-axis expansion, making it ideal for multilayer structures where stability during thermal cycling is critical.
Ease of Processing: RO4350B can be processed using standard FR4 circuit board manufacturing techniques, which lowers production costs.
2. Application Scenarios
RO4350B is widely applied in high-frequency and high-speed systems, including:
Wireless Communication: Mobile networks, base stations, and radar systems.
Aerospace: Antennas, satellite communications, and avionics systems.
Automotive Radar: ADAS (Advanced Driver-Assistance Systems) and autonomous driving radar systems.
3. Product Advantages
Cost-Effective: Unlike pure PTFE materials, RO4350B offers high performance at a lower processing cost.
High Reliability: The material’s excellent thermal and electrical properties ensure reliable performance over time.
Compatibility: It supports standard PCB manufacturing processes, reducing the need for specialized equipment.
4. Summary
RO4350B combines outstanding electrical performance, thermal stability, and cost-effectiveness, making it a preferred choice for high-frequency PCB applications. Its use spans telecommunications, automotive, and aerospace industries, providing reliable and efficient solutions for demanding applications.