TLX-0 PTFE material low DK 2.45 TLX-0 2-Layer high frequency PCB built on 20mil laminate with HASL Finish

20mil TLX-0 2-Layer PCB with HASL Finish

The 20mil TLX-0 2-Layer PCB is a high-performance, dimensionally stable PCB designed for RF and microwave applications. Built using TLX-0 PTFE fiberglass composites, this PCB offers excellent mechanical and thermal properties, low dielectric loss, and tight dielectric constant tolerances. The HASL (Hot Air Solder Leveling) surface finish ensures excellent solderability and protection, making it ideal for couplers, splitters, amplifiers, and radar systems.

PCB Construction Details

PCB Stackup

PCB Statistics

Material Overview: TLX-0

TLX-0 is a high-performance PTFE fiberglass composite designed for RF and microwave applications. It offers a dielectric constant (Dk) of 2.45 ± 0.04 with exceptional stability, low dissipation factor, and excellent mechanical properties. The material is dimensionally stable and resistant to harsh environmental conditions such as vibration, radiation, and extreme temperatures.

The low moisture absorption and tight Dk tolerances ensure stable performance in demanding environments, including space and marine applications.

Key Features:

• Dielectric Constant (Dk): 2.45 ± 0.04 for predictable and consistent signal performance.
• Low Dissipation Factor (Df): 0.0021 at 10GHz for minimal signal loss in high-frequency applications.
• Dimensionally Stable: Excellent resistance to creep and mechanical deformation under extreme conditions.
• Environmental Resistance: Withstands vibration, radiation, and high temperatures.
• HASL Finish: Ensures excellent solderability and cost-effectiveness.

Key Benefits:

• Low Insertion Loss: Ensures superior signal integrity in RF and microwave designs.
• High Mechanical Strength: Durable under extreme environmental conditions like space launches or marine environments.
• Cost-Effective Fabrication: Compatible with standard FR-4 processes for low layer count designs.
• Reliability: Excellent PIM values and long-term stability.
• Environmentally Friendly: UL 94 V-0 rating and low outgassing properties.

Applications

• Splitters, couplers, combiners, amplifiers
• Radar systems, altimeter substrates
• Microwave test equipment and transmission devices
• Warship antennas and extreme environment systems
• Antennas, passive components, and mobile communications

Conclusion

The 20mil TLX-0 2-Layer PCB with HASL Finish is a high-quality, dimensionally stable, and cost-effective solution for RF and microwave applications. Its TLX-0 laminates offer superior mechanical and thermal properties, along with low dielectric loss and moisture absorption. Combined with the HASL surface finish, this PCB ensures excellent solderability and reliability, making it an ideal choice for demanding applications such as radar systems, splitters, amplifiers, and antennas. With worldwide availability and compliance with IPC-Class-2 standards, this PCB is a reliable and efficient solution for engineers in need of high-performance RF and microwave designs.