Rogers PCB 30mil RO3203 2 Layer Immersion Silver RF Circuits

The RO3203 PCB is engineered from high-frequency circuit materials that combine ceramic-filled laminates with woven fiberglass reinforcement. Part of the renowned RO3000 Series, this laminate is designed for exceptional electrical performance and enhanced mechanical stability, making it suitable for demanding applications beyond 40 GHz. With a dielectric constant of 3.02 and a dissipation factor of 0.0016, the RO3203 PCB provides reliable solutions for high-frequency circuit designs.

Features
Material Type: Ceramic-filled PTFE composites
Dielectric Constant: 3.02 ±0.04 at 10 GHz/23°C
Dissipation Factor: 0.0016 at 10 GHz/23°C
Thermal Degradation Temperature (Td): > 500°C
Thermal Conductivity: 0.87 W/mK
Coefficient of Thermal Expansion (CTE):
X-axis: 13 ppm/°C
Y-axis: 13 ppm/°C
Z-axis: 58 ppm/°C

Flammability Rating: 94V-0, lead-free process compatible

Benefits
Improved Rigidity: Woven glass reinforcement allows for easier handling.
Consistent Performance: Ideal for complex multi-layer high-frequency structures.
Low Dielectric Loss: Suitable for applications exceeding 20 GHz.
Expansion Coefficient Matching: Low in-plane expansion coefficient for reliable surface-mounted assemblies.
High Dimensional Stability: Ensures excellent production yields.
Cost-Effective: Economically priced for volume manufacturing.
Surface Smoothness: Facilitates finer line etching tolerances.

Technical Specifications

Stackup Configuration: 2-layer rigid PCB

Copper Layer 1: 35 μm
RO3203 Substrate: 30 mil (0.762 mm)
Copper Layer 2: 35 μm

Finished Board Thickness: 0.8 mm
Finished Copper Weight: 1 oz (1.4 mils) on outer layers
Minimum Trace/Space: 4/7 mils
Minimum Hole Size: 0.55 mm
Vias: 27 (no blind vias)
Surface Finish: Immersion Silver
Silkscreen: None on top or bottom
Solder Mask: None on top or bottom
Electrical Testing: 100% electrical test conducted prior to shipment

Quality Standards
This PCB meets IPC-Class-2 standards, ensuring high reliability for various applications.

Typical Applications
Automotive collision avoidance systems
Global positioning satellite antennas
Wireless telecommunications systems
Microstrip patch antennas for wireless communications
Direct broadcast satellites
Datalink on cable systems
Remote meter readers
Power backplanes
LMDS and wireless broadband
Base station infrastructure

Availability
The RO3203 PCB is available worldwide, making it an excellent choice for engineers and designers in need of high-performance RF and microwave solutions.

Founded in 2003, Shenzhen Bicheng Electronics Technology Co., Ltd. is a well-established supplier and exporter of high-frequency PCBs based in Shenzhen, China. With 23 years of industry experience, the company serves global sectors such as cellular base station antennas, satellite communications, high-frequency passive components, microstrip and stripline circuits, millimeter-wave equipment, radar systems, and digital RF antennas. Bicheng's high-frequency PCBs are primarily manufactured using three major high-frequency material brands—Rogers Corporation, Taconic, and Wangling—with dielectric constants ranging from 2.2 to 10.2. Headquartered in the economically vibrant city of Shenzhen, Bicheng PCB operates with a philosophy centered on serving small and medium-sized enterprises, offering a wide variety of circuit boards to meet diverse market demands.

Main Business & PCB Applications

The company upholds the highest manufacturing standards to deliver products known for exceptional quality, performance, and reliability. In addition to high-frequency PCBs, Bicheng has divisions specializing in FR-4 circuit boards, high frequency PCBs, and RF PCBs, supporting everything from prototyping and small-batch production to mass manufacturing. The company actively develops value-added PCB solutions, including HDI, quick-turn production, impedance control, heavy copper, and backplane boards. This strategic focus enables Bicheng to offer an extended and complementary product range, forming an integrated line that spans from low-end to high-end PCBs. These circuit boards are widely used in home appliances, portable and consumer electronics, medical devices, aerospace, and telecommunications.

Main Material Partners