WL-CT338 PCB: The Perfect Substitute for Foreign High-Frequency Materials?

Introduction: Unveiling Wangling WL-CT338 Organic Polymer Ceramic Fiberglass Cloth-Covered Copper Clad Laminates

In the fast-paced world of technology, high-frequency designs require materials that can uphold performance, stability, and consistency. Introducing Wangling's WL-CT338 organic polymer ceramic fiberglass cloth-covered copper clad laminates, a thermosetting resin-based solution that raises the bar for high-frequency PCBs. This deep-dive blog will explore the remarkable features, construction details, statistics, and a wide range of typical applications for WL-CT338.

1. Perfecting High-Frequency Performance

WL-CT338 combines hydrocarbon resin, ceramics, and fiberglass cloth to deliver an exceptional dielectric layer composition. With an attention to low loss, this material meets the demanding requirements of high-frequency designs while simplifying PCB processing compared to PTFE materials. WL-CT338 provides enhanced stability and consistency, ensuring a reliable foundation for cutting-edge electronics.

Hydrocarbon resin and composite ceramics cultivate superior characteristics such as low loss, high-temperature resistance, and temperature stability. Notably, WL-CT338 features a stable temperature coefficient of dielectric constant and loss, a low thermal expansion coefficient, and an impressively high TG value exceeding 280°C.

2. Unveiling the Remarkable Features

The WL-CT338 DK3.38 PCB is packed with features that make it an outstanding choice for high-frequency applications:

a. Dielectric Constant and Dissipation Factor:

Achieving a dielectric constant of 3.38 at 10 GHz/23°C, WL-CT338 ensures efficient signal propagation. The impressively low dissipation factor of 0.0029 at 10GHz minimizes energy loss during transmission.

b. Temperature Coefficient of Dielectric Constant (TCDK):

With a TCDK of 45 ppm/°C, WL-CT338 provides stability across temperature changes, thereby reducing signal distortions and optimizing performance.

c. Thermal Conductivity:

Offering a high thermal conductivity of 0.7 W/MK, the WL-CT338 PCB effectively dissipates heat, contributing to improved thermal management and extended component lifetimes.

d. Moisture Absorption:

The low moisture absorption rate of 0.04% ensures the integrity and reliability of the PCB, even in humidity-prone environments.

e. Matched Copper Coefficient of Thermal Expansion (CTE):

WL-CT338 exhibits a matched CTE in the X-axis of 14 ppm/°C, Y-axis of 16 ppm/°C, and Z-axis of 50 ppm/°C, promoting dimensional stability, solder joint reliability, and reduced stress on components.

3. PCB Stackup and Construction Details

The WL-CT338 Wangling PCB is a 2-layer rigid board with a stackup as follows:

- Copper Layer 1: 35μm

- WL-CT338: 0.762 mm (30mil)

- Copper Layer 2: 35μm

Designed for versatility, the WL-CT338 PCB accommodates various application needs:

- Board Dimensions: Measuring at 68.5mm x 108.3mm, with a tolerance of +/- 0.15mm, the WL-CT338 board facilitates precise fitting within electronic enclosures.

- Minimum Trace/Space: Supporting demanding designs, the WL-CT338 allows for a minimum trace width/space of 4/6 mils, enabling intricate circuitry.

- Minimum Hole Size: With a minimum hole size of 0.3mm, this PCB assists in accommodating a wide array of component-mounting requirements.

- Finished Board Thickness: The WL-CT338 PCB has a finished board thickness of 0.6mm, providing a balance between durability and compactness.

- Finished Copper Weight and Via Plating Thickness: The outer layers feature a finished copper weight of 1oz (1.4 mils), ensuring robust conductive pathways. The via plating thickness of 20μm guarantees reliable connections.

- Surface Finish, Silkscreen, and Solder Mask: The WL-CT338 PCB boasts an immersion silver surface finish, which enhances solderability and preserves the board's integrity. The top and bottom silkscreens are adorned with a crisp white color, aiding in easy component placement and identification. The green solder mask further protects traces and prevents solder bridging.

- Rigorous Testing: Each WL-CT338 PCB undergoes a 100% electrical test to ensure flawless functionality before shipment.

4. Statistical Overview

To provide a comprehensive understanding of the PCB, here are the key statistics:

- Components: The WL-CT338 PCB supports up to 23 components, allowing for versatility and scalability in design.

- Total Pads: 67 pads are available for efficient interconnection and component integration.

- Thru Hole and SMT Pads: Featuring 41 thru-hole pads and 26 top SMT pads, the WL-CT338 PCB accommodates diverse component attachment methods.

- Vias and Nets: With 37 vias and 2 nets, this PCB facilitates efficient routing and connectivity.

5. Global Availability and Accepted Standard

WL-CT338 30mil PCBs are readily available worldwide, empowering engineers and developers around the globe to harness the advantages of this cutting-edge technology. The WL-CT338 PCBs conform to the widely accepted IPC-Class-2 standard, ensuring reliable and high-quality performance.

6. Typical Applications

The WL-CT338 30mil substrate PCB is an exceptional choice for various applications that demand high-frequency performance and reliability:

- Base Station Antennas and Satellite Antennas:

Achieve efficient signal transmission and reception for enhanced wireless communication.

- Automotive Radar, Sensors, and Navigation Systems:

Power advanced automotive electronics with reliable signal integrity and stability.

- Power Amplifiers:

Enable high-power amplification with minimal energy loss, delivering superior performance and quality.

- Satellite High-Frequency Heads:

Unleash the potential of satellite applications with precise and reliable signal processing.

- RF Devices and Filters:

Equip RF devices and filters with a high-performance PCB, optimizing signal quality and minimizing interference.

- WiMAX Antennas and Distributed Antennas:

Ensure seamless connectivity and robust transmission in wireless networks.

Conclusion

In conclusion,WL-CT338 high frequency PCB exemplify high-frequency performance, reliability, and ease of manufacturing. With exceptional features, precise construction details, a wide range of applications, and global availability, WL-CT338 empowers engineers to achieve cutting-edge designs and surpass technological boundaries. Unlock the true potential of high-frequency electronics with WL-CT338 PCBs, andis the Perfect Substitute for Foreign High-Frequency Materials.