2-Layer TFA615 PCB: 0.6mm Thin, Immersion Gold Finish, and Aerospace-Grade High-Frequency Performance
(All PCBs are custom-manufactured. Reference images and parameters may vary based on your design requirements.)
 
 
Overview of the 2-Layer TFA615 PCB
The 2-layer TFA615 PCB is a high-performance printed circuit board designed for aerospace, microwave, and radar applications. Manufactured using the TFA615 PTFE ceramic composite dielectric material, this PCB exhibits outstanding electrical, thermal, and mechanical properties. With a dielectric constant of 6.15, low dissipation factor, and minimal anisotropy, this material is optimized for high-frequency and high-reliability systems in demanding environments.
 
With a finished thickness of 0.6mm, immersion gold surface finish, and rigid structure, the TFA615 PCB meets IPC-Class-2 standards, making it an ideal solution for mission-critical applications in aerospace and satellite communications.
 

 
PCB Construction Details

 
 
PCB Stackup
The 2-layer TFA615 PCB stackup is engineered for superior RF and microwave performance, utilizing TFA615 material for its low dielectric loss and stable frequency characteristics. Below is the detailed layer structure:

 
 
PCB Statistics
The 2-layer TFA615 PCB is designed for high-density routing and efficient component placement, ensuring reliable performance for complex systems. Key statistics include:

• Components: 35
• Total Pads: 153
• Thru Hole Pads: 121
• Top SMT Pads: 32
• Bottom SMT Pads: 0
• Vias: 77
• Nets: 2

 
 
Introduction to TFA615 Material
TFA615 is a cutting-edge PTFE ceramic composite material, designed specifically for aerospace-grade applications. Unlike traditional fiberglass-reinforced laminates, TFA615 uses nano-ceramic particles and PTFE resin, eliminating the fiberglass effect on electromagnetic wave propagation. This results in exceptional frequency stability, low dielectric loss, and minimal anisotropy.
 
The material’s balanced X/Y/Z thermal expansion coefficients ensure dimensional stability, even in extreme environments, while its high thermal conductivity aids in efficient heat dissipation.
 
 
Features of TFA615

• Dielectric Constant (Dk): 6.15 ± 0.12 at 10GHz
• Dissipation Factor (Df):
• 0.0015 at 10GHz
• 0.0017 at 20GHz
• Thermal Conductivity: 0.8 W/mK
• CTE (Coefficient of Thermal Expansion):
• X-axis: 16 ppm/°C
• Y-axis: 16 ppm/°C
• Z-axis: 29 ppm/°C
• Range: -55°C to 288°C
• Moisture Absorption: 0.06%
• Thermal Decomposition Temperature (Td): 503°C
• UL Flammability Rating: UL 94-V0

 
 
Applications of TFA615 PCB

1. Aerospace Equipment: Used in space, in-cabin, and aircraft systems.
2. Microwave and Antenna Systems: Supports phase-sensitive and high-frequency antennas.
3. Radar Systems: Ideal for early warning and airborne radar systems.
4. Phased Array Antennas and Beamforming Networks: Enables precision in RF applications.
5. Satellite Communications: Provides consistent dielectric performance for navigation systems.
6. Power Amplifiers: Ensures efficient heat dissipation for high-power applications.

 
 
Why Choose the 2-Layer TFA615 PCB?
The 2-layer TFA615 PCB is the perfect choice for high-frequency and aerospace-grade applications. Its combination of advanced dielectric properties, minimal signal loss, and thermal reliability makes it a trusted solution in mission-critical systems.
 
Contact us today for more information or to place an order!