AD255C PCB-What Are the Features of AD255C PCB?

Introduction

Welcome to our comprehensive product description of the AD255C PCB 40mil, a cutting-edge solution for RF and microwave applications. The AD255C antenna grade laminates are constructed with glass-reinforced, PTFE-based materials that offer controlled dielectric constant, low loss performance, and exceptional passive intermodulation (PIM) characteristics. By leveraging the benefits of woven glass reinforcement and high-quality copper foils, theAD255C PCB ensures excellent circuit processability, high yield fabrication, and reduced circuit losses.

Features

The AD255C PCB 40mil boasts an impressive set of features that make it an ideal choice for demanding microwave and RF applications. The following features contribute to its superior performance:

2.1 Very low loss PTFE and ceramic-filled composite:

The AD255C utilizes a highly engineered composite material that combines the low loss properties of PTFE and the enhanced mechanical strength of ceramics.

2.2 Consistent dielectric constant:

With a dielectric constant of 2.55 at 10 GHz/23°C, the AD255C ensures precise signal integrity and reliable performance.

2.3 Exceptionally low loss tangent:

The AD255C PCB exhibits a remarkable loss tangent of 0.0013 at 10 GHz, making it suitable for base station frequencies and reducing signal attenuation.

2.4 High thermal stability:

With a decomposition temperature exceeding 500°C, the AD255C remains stable under elevated temperature conditions, ensuring longevity and durability.

2.5 Low profile copper:

The AD255C utilizes copper foils with a low profile, further minimizing signal losses and enabling high-frequency operation.

2.6 Minimal moisture absorption:

The AD255C possesses a moisture absorption rate of only 0.03%, ensuring consistent performance in various environments.

2.7 Controlled thermal expansion:

The AD255C exhibits a coefficient of thermal expansion (CTE) in the X-axis, Y-axis, and Z-axis, minimizing the risk of thermal stress and ensuring long-term reliability.

Benefits

Harnessing the advanced features of the Arlon AD255C PCB, users can enjoy a range of benefits that enhance their RF and microwave applications:

3.1 Lower insertion loss:

The AD255C's low loss properties result in reduced signal attenuation, allowing for improved efficiency and higher signal integrity.

3.2 Reduced PIM for antenna applications:

By leveraging the exceptional PIM performance of the AD255C, antenna systems can achieve better overall performance and reduced interference.

3.3 Phase stability:

The excellent Thermal Coefficient of Effective Resonance (TCEr) ensures phase stability, making the AD255C ideal for applications where precise signal timing is critical.

3.4 Compatible processing:

The AD255C features compatibility with standard PTFE-based PCB substrate processing techniques, simplifying integration and manufacture.

PCB Stackup and Construction

The Rogers AD255C PCB  follows a 2-layer rigid PCB stackup, designed for optimal performance and reliability. The detailed construction specifications are as follows:

Board dimensions: The AD255C PCB is available in three types, each measuring 36.56mm x 89.59mm, with a tight tolerance of +/- 0.15mm, ensuring consistency and precision.

Traces/Spacing and Hole Sizes: The board supports a minimum trace and spacing of 5/7 mils, providing flexibility for intricate circuit designs. The minimum hole size is 0.3mm, enabling versatile component placement.

Finish and Solder Mask: The finished board thickness is 1.1mm, with 1oz (1.4 mils) outer layer copper weight. It features immersion gold surface finish, green top solder mask, and no bottom solder mask for optimized performance.

Via Plating Thickness: The AD255C utilizes vias with a plating thickness of 20μm, ensuring reliable connectivity between layers.

Electrical Testing: Each AD255C PCB undergoes a rigorous 100% electrical test prior to shipment, guaranteeing quality and performance.

PCB Statistics

The AD255C PCB 40mil Rogers PCB material exhibits a well-balanced design with the following statistics:

Components: It supports a total of 17 components, facilitating versatile circuit designs.

Pads and Vias: The AD255C features a total of 32 pads, including 18 thru hole pads and 14 top surface mount technology (SMT) pads. Additionally, it incorporates 19 vias for interconnection between layers.

Nets: The PCB accommodates 2 nets, enabling efficient routing and signal distribution.

Artwork and Standards

The AD255C PCB 40mil Rogers substrate accepts Gerber RS-274-X artwork, a widely adopted industry standard for electronic design files. It conforms to the IPC-Class-2 standard, ensuring high quality and reliability in accordance with industry norms.

Availability and Typical Applications

The AD255C PCB 40mil is available worldwide, enabling customers from various regions to benefit from its exceptional performance. It finds applications in a wide range of fields, including:

1) Cellular infrastructure base station antenna:

The AD255C facilitates reliable communication in cellular infrastructure, ensuring optimized performance for base station antennas.

2) Automotive telematics antenna systems:

With its low loss properties and excellent PIM performance, the AD255C enhances the efficiency and reliability of telematics antenna systems in the automotive industry.

3) Commercial satellite radio antenna:

 The AD255C enables high-quality reception and transmission in commercial satellite radio systems, ensuring a seamless audio experience for end-users.

Conclusion

In summary, the AD255C high frequency PCB is a powerful and versatile solution for RF and microwave applications. With its advanced features and robust construction, it delivers exceptional performance, reduced signal loss, and enhanced reliability. Its compatibility with standard PTFE-based PCB processing techniques simplifies integration, making it an ideal choice for various industries worldwide. Whether you require reliable communication in cellular infrastructure, telematics antenna systems, or commercial satellite radio, the AD255C Rogers PCB offers the performance and quality you need. Explore the possibilities and take your RF and microwave applications to new heights with the AD255C 40mil.