TLX-7 PCB 20mil: A Versatile Solution for Reliable RF Applications

TLX-7 PCB 20mil: A Versatile Solution for Reliable RF Applications

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TLX-7 Introduction

TLX-7 is a cutting-edge PTFE fiberglass laminate that has gained recognition as a high-volume antenna material, offering exceptional reliability in a wide range of RF applications. This versatile material stands out due to its extensive range of available thicknesses and copper cladding options, making it suitable for various low layer count microwave designs. TLX-7 Taconic PCB provides mechanical reinforcement in environments where substrates face severe conditions such as resistance to creep, high temperature exposure, radiation resistance, extreme environments at sea, and a wide temperature range. Whether it is a PWB bolted to a housing experiencing high levels of vibration during space launch or an altimeter substrate during flight, TLX-7 high Frequency PCB ensures optimal performance and durability.

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Benefits

1.Excellent PIM Values in PCBs: TLX-7 boasts outstanding passive intermodulation (PIM) values, measured at lower than -160 dBc*. This ensures minimal signal distortion and superior signal integrity, making it an ideal choice for demanding RF applications.

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2.Excellent Mechanical & Thermal Properties: TLX-7 exhibits exceptional mechanical and thermal properties, making it highly reliable in challenging environments. It offers dimensional stability, ensuring consistent performance over time, and exceptional resistance to thermal stress and mechanical strain.

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3.Low and Stable Dk: TLX-7 features a low and stable dielectric constant (Dk) of 2.6 +/-0.04 at 10 GHz (IPC-650 2.5.5.3). This property enables precise control over the electromagnetic characteristics of the PCB, facilitating accurate signal propagation and minimizing signal loss.

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4.Tightly Controlled Df: With a dielectric loss factor (Df) of 0.0014 at 1.9 GHz and 0.002 at 10 GHz (IPC-650 2.5.5.5.1), TLX-7 ensures minimal energy dissipation, resulting in improved signal quality and reduced attenuation.

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5.Low Moisture Absorption: TLX-7 has a moisture absorption rate of only 0.02% (IPC-650 2.6.2.1), providing excellent stability and reliability even in humid environments.

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6.UL 94 V0 Rating: TLX-7 possesses a UL 94 V0 rating, indicating its compliance with stringent fire safety standards. This makes it suitable for applications where fire resistance is crucial.

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7.For Low Layer Count Microwave Designs: TLX-7 is specifically designed for low layer count microwave designs, offering compact and efficient solutions without compromising on performance.

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Main Properties?

1.Electrical Properties:

Dk @ 10 GHz: 2.6 +/-0.04 (IPC-650 2.5.5.3)

Df @ 1.9 GHz: 0.0014 (IPC-650 2.5.5.5.1)

Df @ 10 GHz: 0.002 (IPC-650 2.5.5.5.1)

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2. Outgassing:

% TML: 0.02 (ASTM E 595, 24 H 257 °F @ ≤ 5 x 10-5 Torr)

% CVCM: 0 (ASTM E 595, 24 H 257 °F @ ≤ 5 x 10-5 Torr)

% WVR: 0.01 (ASTM E 595, 24 H 257 °F @ ≤ 5 x 10-5 Torr)

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3. Dielectric Available Thickness Ranges: TLX-7 offers dielectric thickness options ranging from 0.13mm to 0.76mm, allowing flexibility in design and accommodating diverse application requirements.

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4. Peel Strength: TLX-7 exhibits excellent peel strength of 12 lbs/in, ensuring secure bonding and reliability in demanding environments.

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5. Moisture Absorption: With a moisture absorption rate of 0.02% (IPC-650 2.6.2.1), TLX-7 demonstrates exceptional stability and reliability, even in humid conditions.

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6. Thermal Conductivity: TLX-7 features a thermal conductivity of 0.22 W/M*K (ASTM F433/ASTM 1530-06), enabling efficient heat dissipation and preventing thermal hotspots.

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7. CTE (25-260 °C):

X: 21 ppm/°C (IPC-650 2.4.41/ASTM D 3386)

Y: 23 ppm/°C (IPC-650 2.4.41/ASTM D 3386)

Z: 215 ppm/°C (IPC-650 2.4.41/ASTM D 3386)

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8. Flammability Rating: TLX-7 has been awarded a V-0 flammability rating according to UL-94 standards, ensuring its excellent fire resistance.

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PCB Stackup: 2-Layer Rigid PCB

The TLX-7 20mil substrate is a 2-layer rigid PCB with the following stackup:

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Copper Layer 1: 35 μm

Taconic TLX-7 Core: 0.508 mm (20mil)

Copper Layer 2: 35 μm

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PCB Construction Details

1)Dimensions: The TLX-7 PCB 20mil has a board size of 91mm x 75 mm, providing ample space for components and routing. The dimensions are maintained with a high level of precision, with a tolerance of +/- 0.15mm.

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2)Minimum Trace/Space: The TLX-7 PCB 20mil supports a minimum trace width and spacing of 4/5 mils, enabling the implementation of intricate circuit designs and high-density interconnections.

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3)Minimum Hole Size: The PCB supports a minimum hole size of 0.3mm, allowing for the integration of various standard components and efficient routing.

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4)No Blind Vias: The TLX-7 PCB 20mil does not include blind vias, simplifying the manufacturing process and reducing costs.

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5)Finished Board Thickness: The finished board thickness of the TLX-7 PCB 20mil is 0.6mm, striking a balance between durability and flexibility. This thickness ensures mechanical stability while accommodating space constraints.

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6)Finished Copper Weight: The outer layers of the TLX-7 PCB 20mil feature a finished copper weight of 1oz (1.4 mils), providing robust conductivity and facilitating efficient signal transmission.

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7)Via Plating Thickness: The via plating thickness is 20 μm, ensuring reliable electrical connections and enhancing the overall integrity of the PCB.

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8)Surface Finish: The TLX-7 PCB 20mil features an immersion silver surface finish, which offers excellent solderability and corrosion resistance.

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9)Silkscreen and Solder Mask: The TLX-7 PCB 20mil does not include top and bottom silkscreen or solder mask, providing a clean and minimalist appearance.

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10)100% Electrical Test: Prior to shipment, each TLX-7 PCB 20mil undergoes a comprehensive 100% electrical test to ensure the highest level of quality and reliability.

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PCB Statistics

The TLX-7 printed circuit board is designed to accommodate various components and interconnections, as showcased by the following statistics:

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Components: 15

Total Pads: 63

Thru Hole Pads: 37

Top SMT Pads: 26

Bottom SMT Pads: 0

Vias: 43

Nets: 4

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Artwork and Quality Standard

Type of Artwork Supplied: The TLX-7 PCB utilizes Gerber RS-274-X files, a widely accepted standard for PCB manufacturing. This ensures compatibility and ease of production.

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Quality Standard: The TLX-7 PCB adheres to the IPC-Class-2 quality standard, guaranteeing a high level of reliability and performance.

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Availability

The Taconic TLX-7 PCB is available worldwide, catering to the needs of customers across different regions and industries. Whether you are located in North America, Europe, Asia, or any other part of the world, you can access this exceptional PCB solution.

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Typical Applications

The TLX-7 PCB 20mil laminate finds application in various industries and systems, including but not limited to:

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1.Radar Systems: TLX-7 ensures reliable signal transmission and reception in radar systems, enabling accurate target detection and tracking.

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2.Mobile Communications: TLX-7 facilitates high-frequency wireless communication, supporting the development of advanced mobile devices and networks.

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3.Microwave Test Equipment: TLX-7 is well-suited for microwave test equipment, providing precise signal measurement and analysis capabilities.

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4.Microwave Transmission Devices: TLX-7 enables efficient microwave transmission, ensuring low signal loss and high data throughput.

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5.Couplers, Splitters, Combiners: TLX-7 is an excellent choice for couplers, splitters, and combiners, enabling efficient power distribution and signal management.

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6.Amplifiers: TLX-7 supports the development of high-performance amplifiers, guaranteeing optimal signal amplification and fidelity.

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7.Antennas: TLX-7 is particularly suitable for antenna applications, offering resistance to extreme environments, excellent PIM values, and reliable signal propagation.

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In conclusion, the TLX-7 20mil PCB stands as a versatile and reliable solution for RF applications. With its exceptional PIM values, mechanical and thermal properties, low and stable Dk, and tightly controlled Df, it empowers engineers to create high-performance systems in various industries. The Taconic TLX-7 PCB 's outstanding electrical properties