TMM10i 2-Layer PCB with 0.7mm Thickness and Pure Gold Finish by Bicheng Technologies Limited

TMM10i 2-Layer PCB with 0.7mm Thickness and Pure Gold Finish by Bicheng Technologies Limited

(All PCBs are custom-manufactured. Reference images and parameters may vary based on your design requirements.)

At Bicheng Technologies Limited, we are excited to introduce the TMM10i 2-Layer PCB, a cutting-edge printed circuit board built to meet the rigorous demands of RF and microwave applications. This PCB is engineered using Rogers TMM10i isotropic thermoset microwave material, which combines the reliability of ceramic substrates with the ease of soft substrate processing. With a 0.7mm finished thickness, pure gold surface finish, and 1oz copper weight, this PCB is tailored for high-frequency and high-reliability applications.

In this article, I’ll guide you through the construction details, the unique features of TMM10i material, and the wide range of applications where this PCB excels.

1. Overview of the TMM10i 2-Layer PCB

The TMM10i 2-Layer PCB is designed for RF, microwave, and satellite communication systems where precision, durability, and performance are critical. Its 25mil TMM10i core ensures high thermal stability, an isotropic dielectric constant (Dk), and excellent plated through-hole reliability.

With its pure gold surface finish (no nickel), this PCB provides superior conductivity and wire-bonding capabilities. At Bicheng Technologies Limited, we’ve ensured that every TMM10i PCB meets IPC-Class-2 standards, guaranteeing quality and reliability in every unit we manufacture.

PCB Construction Details

2. Features and Benefits of TMM10i Material

The TMM10i material is a thermoset polymer composite designed for microwave and RF applications. Its unique composition combines the advantages of ceramic and PTFE substrates, with ease of processing and isotropic dielectric properties.

Key Features of TMM10i:

• Dielectric Constant (Dk): 9.80 ± 0.245, providing consistent signal propagation.
• Dissipation Factor (Df): 0.0020 at 10GHz, ensuring minimal energy loss.
• Thermal Stability: Thermal Coefficient of Dk: -43ppm/°K, ensuring stable performance across temperature ranges.
• Coefficient of Thermal Expansion (CTE):
  • X-axis: 19ppm/K
  • Y-axis: 19ppm/K
  • Z-axis: 20ppm/K
• Decomposition Temperature (Td): 425°C, ensuring durability in harsh environments.
• Thermal Conductivity: 0.76W/mK, enabling efficient heat dissipation.
• Processing Compatibility: Does not require sodium naphthenate treatment prior to electroless plating.

Key Benefits:

• Wire-Bonding Reliability: The thermoset resin allows for reliable wire-bonding in sensitive applications.
• Durability: Resists process chemicals and mechanical creep, ensuring long-term reliability.
• Dimensional Stability: The CTE is matched to copper, minimizing thermal expansion effects.
• Ease of Processing: Combines the benefits of PTFE and ceramic materials with soft substrate processing techniques.

3. Applications of the TMM10i PCB

At Bicheng Technologies Limited, we’ve designed the TMM10i PCB for industries that demand high-frequency stability, thermal reliability, and precision.

Here are some typical applications:

RF and Microwave Circuitry

Power Amplifiers and Combiners

Filters and Couplers

Satellite Communication Systems

Global Positioning Systems (GPS) Antennas

Patch Antennas

Dielectric Polarizers and Lenses

Chip Testers

Why Choose Bicheng Technologies Limited?

At Bicheng Technologies Limited, we prioritize quality, reliability, and customer satisfaction. The TMM10i 2-Layer PCB is a testament to our commitment to delivering high-performance PCBs for industries that demand precision and durability.

With its pure gold finish, isotropic dielectric properties, and thermal reliability, this PCB is perfect for RF, microwave, and satellite communication applications. Every PCB we produce is 100% electrically tested to ensure it meets IPC-Class-2 standards, giving you peace of mind with every order.

If you have any technical questions or need assistance, feel free to contact me, Sally, at sales30@bichengpcb.com. I’d love to help you find the perfect solution for your high-frequency projects.