2-Layer TP1020 PCB: High-Frequency Double-Sided PCB with 4.0mm Thickness and ENIG Finish
2-Layer TP1020 PCB: High-Frequency Double-Sided PCB with 4.1mm Thickness and ENIG Finish
Overview of the 2-Layer TP1020 PCB
The 2-layer TP1020 PCB is a high-performance, double-sided printed circuit board designed for high-frequency applications. Built with TP1020 thermoplastic material, this PCB offers enhanced dielectric properties, low dissipation, and dimensional stability, making it ideal for advanced technologies such as satellite navigation systems, missile-borne applications, and miniaturized antennas.
With a finished thickness of 4.1mm, ENIG surface finish, and rigid structure, the TP1020 PCB meets IPC-Class-2 quality standards and is ready for deployment in performance-sensitive environments.
PCB Construction Details
The construction of the 2-layer TP1020 PCB ensures high reliability and optimized signal performance. Below is a detailed breakdown:
| Parameter | Specification |
| Base Material | TP1020 |
| Layer Count | Double-sided |
| Board Dimensions | 31mm x 31mm ± 0.15mm |
| Minimum Trace/Space | 7/9 mils |
| Minimum Hole Size | 0.6mm |
| Blind Vias | None |
| Finished Thickness | 4.1mm |
| Copper Weight | 1oz (1.4 mils) outer layers |
| Via Plating Thickness | 20 μm |
| Surface Finish | Electroless Nickel Immersion Gold (ENIG) |
| Top Silkscreen | None |
| Bottom Silkscreen | None |
| Top Solder Mask | None |
| Bottom Solder Mask | None |
| Electrical Testing | 100% tested prior to shipment |
This simple yet robust design ensures excellent durability and signal fidelity, even under challenging environmental conditions.
PCB Stackup
The 2-layer rigid PCB stackup is engineered with TP1020 core material, known for its high-frequency stability and low dielectric loss. The stackup is as follows:
| Layer | Material | Thickness |
| Copper Layer 1 | Copper (1oz) | 35 μm |
| Core Material | TP1020 | 4.0mm |
| Copper Layer 2 | Copper (1oz) | 35 μm |
The TP1020 core ensures a dielectric constant of 10.2 ± 0.2, providing a stable platform for high-frequency circuit designs.
PCB Statistics
The 2-layer TP1020 PCB is designed for minimal yet efficient component placement. Below are its key statistics:
Components: 2
Total Pads: 12
Thru Hole Pads: 8
Top SMT Pads: 4
Bottom SMT Pads: 0
Vias: 8
Nets: 2
About TP1020 Material
TP1020 is a high-frequency thermoplastic material composed of ceramics and PPO resin, offering superior dielectric properties without fiberglass reinforcement. Its unique composition allows for stable signal transmission, low moisture absorption, and high thermal reliability.
Features of TP1020
- Dielectric Constant (Dk): 10.2 ± 0.2 at 10GHz
- Dissipation Factor (Df): 0.0012 at 10GHz
- Low Thermal Coefficient of Dielectric Constant (TCDK): -40 ppm/°C
- Thermal Conductivity: 0.67 W/mK
- Moisture Absorption: 0.01%
- CTE (Coefficient of Thermal Expansion):
- X-axis: 40 ppm/°C
- Y-axis: 40 ppm/°C
- Z-axis: 55 ppm/°C
Applications of TP1020 PCB
The 2-layer TP1020 PCB is ideal for high-frequency and miniaturized designs, such as:
- Global Satellite Navigation Systems: Ensures stable signal performance for precise navigation.
- Missile-Borne Technology: Withstands harsh environmental conditions with high reliability.
- Fuze Technology: Supports complex circuitry in compact designs.
- Miniaturized Antennas: Offers low loss and high performance for small antenna systems.
Why Choose the 2-Layer TP1020 PCB?
The 2-layer TP1020 PCB combines advanced material technology, precision manufacturing, and customizable dielectric properties, making it a reliable choice for RF applications. Its low dissipation factor, moisture resistance, and thermal stability ensure long-term reliability and optimal performance in mission-critical systems.
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