2. Taconic TRF-45 PCB Features

1. Low-loss ceramic-filled PTFE composition, ensuring superior high-frequency performance
2. Stable Dielectric Constant (Dk): 4.5±0.15 at 10GHz, consistent over temperature and frequency ranges
3. Dissipation Factor (Df): 0.0035 at 10GHz, minimizing signal loss in high-frequency applications
4. Moisture Absorption: 0.06%, reducing environmental impact on electrical performance
5. Coefficient of Thermal Expansion (CTE): X-axis 9 ppm/℃, Y-axis 9 ppm/℃, Z-axis 40 ppm/℃ (50℃ to 150℃)
6. Thermal Conductivity: 0.43 W/m·K, facilitating efficient heat dissipation
7. Flammability Rating: UL 94-V0, complying with industry safety standards
8. Woven-glass reinforced, enhancing dimensional stability and mechanical reliability
9. Processable via standard shearing, drilling, and plating methods for PTFE woven fibre-glass materials

3. Taconic TRF-45 PCB Benefits

1. Low-Loss Performance: Ceramic-filled PTFE composition ensures minimal signal loss in high-frequency applications
2. High Thermal Conductivity: Efficiently dissipates heat, maintaining stability in demanding operating conditions
3. Stable Dk: Consistent dielectric constant over temperature and frequency, ensuring reliable signal transmission
4. Low Z-axis CTE: Consistent Z-axis expansion across a wide temperature range, including soldering conditions
5. Enhanced Dimensional Stability: Woven-glass reinforcement reduces dimensional variation, supporting precision designs
6. Easy Processability: Compatible with standard PTFE woven fibre-glass processing methods, reducing manufacturing complexity
7. Reliable Surface Finish: Immersion Gold surface finish ensures excellent conductivity and corrosion resistance

4. PCB Construction Details

Construction Item	Specification
Base Material	TRF-45
Layer Count	Double sided (2 Layers)
Board Dimensions	105mm x 76mm = 1PCS, +/- 0.15mm
Minimum Trace/Space	4/6 mils
Minimum Hole Size	0.25mm
Blind Vias	No
Finished Board Thickness	0.9mm
Finished Cu Weight (Outer Layers)	1 oz (1.4 mils)
Via Plating Thickness	20 μm
Surface Finish	Immersion Gold
Top Silkscreen	White
Bottom Silkscreen	No
Top Solder Mask	Green
Bottom Solder Mask	No
Pre-Shipment Electrical Test	100% Electrical Test Used

5. PCB Stackup

2-layer rigid PCB, with the following layer structure (from top to bottom):

1. Copper_layer_1 - 35 μm
2. Taconic TRF-45 Core - 0.813mm (32mil)
3. Copper_layer_2 - 35 μm

6. PCB Statistics

1. Components: 42
2. Total Pads: 38
3. Thru Hole Pads: 25
4. Top SMT Pads: 13
5. Bottom SMT Pads: 0
6. Vias: 15
7. Nets: 2

7. Artwork Format

Gerber RS-274-X, the industry-standard format for PCB fabrication, ensuring compatibility with most manufacturing equipment and processes.

8. Quality Standard

Complies with IPC-Class-2 standards, guaranteeing consistent quality, reliability, and performance for commercial, industrial, and high-tech applications.

9. Global Availability

Available worldwide, supported by reliable supply chains to meet global customers’ production needs and ensure timely delivery.

10. Typical Applications

1. Satellite Radio Antennas
2. RFID Antennas
3. GPS Antennas

11. Taconic TRF-45 CCL Introduction

Taconic TRF-45 is a low-loss ceramic-filled PTFE copper clad laminate (CCL), part of the TRF range—a new generation of low-loss, thermally stable laminated materials from Taconic Advanced Dielectric Division. Woven-glass reinforced for enhanced dimensional stability and integrated with Taconic’s expertise in ceramic technology, TRF-45 exhibits low and consistent Z-axis expansion across a wide temperature range, including and up to soldering conditions, making it ideal for high-frequency applications.

11.1 CCL Core Properties

1. Low-loss ceramic-filled PTFE composition, optimized for high-frequency performance
2. Stable Dielectric Constant (Dk): 4.5±0.15 at 10GHz, consistent over temperature and frequency
3. Dissipation Factor (Df): 0.0035 at 10GHz, minimizing signal attenuation
4. Moisture Absorption: 0.06%, ensuring stability in varying environmental conditions
5. CTE: X-axis 9 ppm/℃, Y-axis 9 ppm/℃, Z-axis 40 ppm/℃ (50℃ to 150℃), supporting dimensional stability
6. Thermal Conductivity: 0.43 W/m·K, enabling efficient heat dissipation
7. Woven-glass reinforcement, enhancing mechanical strength and dimensional control
8. Flammability Rating: UL 94-V0, meeting safety compliance requirements

11.2 CCL Key Advantages

1. Low-Loss Performance: Ceramic-filled PTFE delivers superior signal integrity in high-frequency applications
2. High Thermal Conductivity: Efficient heat dissipation ensures long-term reliability in demanding conditions
3. Stable Dk: Consistent dielectric constant over temperature and frequency, reducing performance variations
4. Low Z-axis CTE: Consistent expansion up to soldering temperatures, enhancing PCB reliability
5. Enhanced Dimensional Stability: Woven-glass reinforcement minimizes dimensional variation, supporting precision manufacturing
6. Easy Processability: Compatible with standard PTFE woven fibre-glass processing (shearing, drilling, plating), reducing production costs

11.3 CCL Application Suitability

1. Ideal for satellite radio antennas, leveraging low loss and stable Dk for reliable signal transmission
2. Suitable for RFID antennas, ensuring consistent performance across environmental conditions
3. Well-suited for GPS antennas, thanks to stable dimensional and electrical properties
4. Perfect for high-frequency applications requiring thermal stability and low signal loss

12. DataSheet

Property	Test Method	Unit	TRF-45 Value
Dielectric Constant	IPC-TM-650 2.5.5.6	–	4.5 ± 0.15
Dissipation Factor	IPC-TM-650 2.5.5.5.1(m)	@ 10 GHz	0.0035
Moisture Absorption	IPC-TM-650 2.6.2.1	%	0.06
Surface Resistivity	IPC-TM-650 2.5.17.1	MΩ	3.0 × 10⁷
Volume Resistivity	IPC-TM-650 2.5.17.1	MΩ·cm	8.0 × 10⁷
Flexural Strength (Lengthwise)	IPC-TM-650 2.4.4	psi / N/mm²	17,000 / 177
Flexural Strength (Crosswise)	IPC-TM-650 2.4.4	psi / N/mm²	15,000 / 103
Peel Strength	IPC-TM-650 2.4.8	lbs/in / N/mm	8 / 1.4
Thermal Conductivity	ASTM F433	W/m·K	0.43
CTE (X axis, 50–150°C)	ASTM D3386 (TMA)	ppm/°C	9
CTE (Y axis, 50–150°C)	ASTM D3386 (TMA)	ppm/°C	9
CTE (Z axis, 50–150°C)	ASTM D3386 (TMA)	ppm/°C	40
Flammability	UL 94	–	V-0

13. Summary

Taconic  TRF-45 High Frequency PCB is a reliable, low-loss solution tailored for high-frequency applications such as satellite radio, RFID, and GPS antennas. This 0.9mm thick double-sided PCB leverages Taconic’s TRF-45 laminate, delivering stable dielectric performance, enhanced dimensional stability, and efficient heat dissipation. With Immersion Gold surface finish, compliance with IPC-Class-2 standards, and compatibility with standard PTFE processing methods, it is optimized for precision and reliability. Widely available worldwide, Taconic  TRF-45 PCB provides consistent performance and value for industries requiring low-loss, thermally stable PCB solutions.