Rogers AD300D 40mil laminate is used to manufacture double-sided printed circuit boards.

40mil AD300D 2-Layer PCB with EPIG (Electroless Palladium Immersion Gold) Finish

The 40mil AD300D Double-Sided PCB is a high-performance printed circuit board designed to meet the requirements of advanced RF and microwave applications. Built with ceramic-filled, PTFE-based AD300D laminates, this PCB provides controlled dielectric properties, low loss, and excellent passive intermodulation (PIM) performance. With its EPIG (nickel-free) finish, this PCB offers enhanced signal integrity and solderability, making it ideal for wireless communication systems, antennas, and automotive telematics.

PCB Construction Details

PCB Stackup

PCB Statistics

The PCB is manufactured using Gerber RS-274-X artwork, ensuring precise production and compatibility with modern fabrication processes.

Material Overview: AD300D

AD300D laminates are PTFE-based, ceramic-filled materials designed for RF and microwave applications. These laminates offer a dielectric constant of 2.94 ± 0.05 and a low dissipation factor of 0.0021 at 10GHz, making them suitable for high-frequency designs. The materials also exhibit excellent dimensional stability and low PIM, ensuring consistent performance under varying environmental conditions.

Key Features:

1. Dielectric Constant (Dk): 2.94 at 10GHz for precise signal control.
2. Low Dissipation Factor (Df): 0.0021 at 10GHz for minimal signal loss.
3. Thermal Stability: High operating temperature range and excellent thermal conductivity.
4. Dimensional Stability: Low CTE (X/Y/Z) for reliable performance in extreme environments.
5. Nickel-Free EPIG Finish: Ensures excellent signal integrity and eliminates issues with nickel magnetism.

Key Benefits:

1. Low Loss Tangent: Ensures efficient performance in wireless frequency bands.
2. Controlled Dielectric Constant: Provides repeatable circuit behavior.
3. Low PIM (-159 dBc): Reduces yield loss and improves antenna performance.
4. Eco-Friendly Design: UL 94 V-0 flame retardant and RoHS compliant.
5. Enhanced Durability: Excellent interlaminar bond strength and low moisture absorption.

Applications

Cellular infrastructure base station antennas

Telematics antenna systems

Commercial satellite radio antennas

Conclusion

The 40mil AD300D 2-Layer PCB with EPIG Finish is a reliable and high-performance solution for RF, microwave, and wireless communication systems. Its combination of AD300D laminates and nickel-free EPIG surface finish ensures low-loss performance, excellent dimensional stability, and superior signal integrity. With worldwide availability and compliance with IPC-Class-2 standards, this PCB is the perfect choice for engineers designing high-frequency circuits for telecommunications, automotive, and aerospace applications.