Taconic TLY-3 PCB

Description

Taconic TLY-3 is a high-performance PTFE-based composite PCB material specifically designed for high-frequency and microwave applications. Known for its low dielectric loss, excellent mechanical properties, and ease of processing, the TLY series is ideal for high-precision applications in RF and microwave fields. TLY-3 delivers stable and reliable performance in high-frequency circuit designs, making it widely used in telecommunications, aerospace, military, medical, and high-end electronic devices.
1. Key Features of TLY-3
Low Dielectric Loss
The dielectric loss factor (Df) of TLY-3 is extremely low, typically around 0.0019 at 10 GHz. This makes it highly suitable for high-frequency applications requiring efficient signal transmission, such as radar and 5G communication.
Stable Dielectric Constant (Dk)
TLY-3 has a dielectric constant of 2.33 ± 0.02, which remains exceptionally stable across a wide frequency range. This stability minimizes signal delay and phase error, which are critical for high-frequency and high-speed circuit designs.
Excellent Thermal Performance
TLY-3 features a high glass transition temperature (Tg) and decomposition temperature (Td) exceeding 500°C, ensuring stable performance under high-temperature conditions. Additionally, its low coefficient of thermal expansion (CTE) aligns well with copper, making it suitable for multilayer PCB structures.
Mechanical Stability
TLY-3 offers excellent tensile strength and chemical resistance, ensuring long-term stability in environments with high humidity and vibration.
Ease of Processing
TLY-3 is compatible with traditional PCB manufacturing processes and exhibits low water absorption, ensuring dimensional stability during production.
Eco-Friendly
TLY-3 complies with RoHS standards and is halogen-free, making it suitable for environmentally conscious markets and applications.

2. Technical Specifications

3. Application Scenarios of TLY-3
5G Communication Equipment
With its low-loss characteristics and high-frequency stability, TLY-3 is widely used in 5G base station antennas, RF modules, and microwave filters. Its low Df value significantly reduces signal attenuation and improves signal integrity.
Radar Systems
TLY-3 is ideal for automotive millimeter-wave radar (such as 77 GHz radar) and military radar systems. Its low dielectric constant and high-temperature stability support efficient high-frequency signal transmission.
Aerospace
The aerospace industry demands high reliability and stability in circuit materials. TLY-3 performs exceptionally well in extreme conditions, making it suitable for navigation systems, communication equipment, and radar components.
High-Frequency Antennas
High-frequency antenna designs require materials with extremely low dielectric loss and stable dielectric constants. TLY-3 meets these requirements while enabling miniaturized antenna designs.
Medical Electronics
In MRI and other high-frequency imaging equipment, TLY-3’s superior electrical performance and chemical resistance make it a key material for ensuring long-term stability and efficient operation.

4. Manufacturing and Processing Considerations
Lamination
TLY-3 is compatible with hybrid lamination processes involving other materials (e.g., FR-4), supporting multilayer board designs. A compression-controlled lamination process is recommended to ensure uniform thickness.
Drilling and Plating
During drilling, high-performance drill bits are recommended, and drilling parameters should be optimized to ensure the integrity of hole walls. The low water absorption of TLY-3 enhances plating quality.
Soldering and Assembly
TLY-3 can withstand multiple reflow soldering cycles, making it suitable for modern high-density electronic assembly. Temperature-controlled soldering equipment is recommended to prevent overheating.
Cleaning and Storage
TLY-3 materials should be stored in a dry, dust-free environment to prevent moisture absorption, which could affect processing performance.

5. Advantages Compared to Traditional Materials
Compared to traditional materials like FR-4, TLY-3 offers significant advantages:
Lower Signal Loss: The low Df value minimizes signal attenuation, enhancing circuit performance.
High-Frequency Stability: Stable Dk across a wide frequency range makes it ideal for high-frequency designs.
Heat Resistance: High Td and low CTE ensure stability in high-temperature environments.
Processing Friendliness: Supports traditional manufacturing processes, keeping production costs manageable.

6. Future Development Trends for TLY-3
Support for Millimeter-Wave and Terahertz Applications
As 6G communication and millimeter-wave technologies evolve, TLY-3 will play a critical role in even higher-frequency applications.
Flexible Electronics
The superior performance of TLY-3 positions it as a potential material for flexible electronics and wearable devices, especially in high-frequency sensing applications.
Green Development
With increasing environmental awareness, Taconic may further optimize TLY-3’s production processes to reduce its environmental impact.
Taconic TLY-3, with its outstanding high-frequency performance, thermal stability, and processing ease, has become a core material for microwave and RF applications. As telecommunications, aerospace, and medical electronics industries rapidly evolve, TLY-3 will play an even greater role in high-frequency electronic devices, providing reliable and high-performance solutions for the industry.