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TMM4 PCB 50 Mil 2 Layer RF Circuits Immersion Gold Finished

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    Buy cheap TMM4 PCB 50 Mil 2 Layer RF Circuits Immersion Gold Finished from wholesalers
     
    Buy cheap TMM4 PCB 50 Mil 2 Layer RF Circuits Immersion Gold Finished from wholesalers
    • Buy cheap TMM4 PCB 50 Mil 2 Layer RF Circuits Immersion Gold Finished from wholesalers

    TMM4 PCB 50 Mil 2 Layer RF Circuits Immersion Gold Finished

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    Brand Name : Bicheng
    Certification : UL, ISO9001, IATF16949
    Price : USD9.99-99.99/PCS
    Payment Terms : T/T
    Supply Ability : 5000PCS per month
    Delivery Time : 8-9 working days
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    TMM4 PCB 50 Mil 2 Layer RF Circuits Immersion Gold Finished

    We are excited to introduce our newly shipped 2-layer PCB constructed from Rogers TMM4 material, designed specifically for high-performance applications in RF and microwave technology.


    PCB Construction Details

    Our 2-layer PCB is meticulously crafted with the following specifications:


    - Base Material: TMM4, a ceramic hydrocarbon thermoset polymer composite, known for its superior reliability and performance.

    - Layer Count: 2 layers, allowing for compact designs without compromising functionality.

    - Board Dimensions: 45mm x 54mm, with a tolerance of +/- 0.15mm, ensuring precision in manufacturing.

    - Minimum Trace/Space: 4/6 mils, enabling the design of intricate circuit layouts.

    - Minimum Hole Size: 0.3mm, accommodating the integration of small components.

    - Finished Board Thickness: 1.3mm, providing a robust yet lightweight profile.

    - Finished Copper Weight: 1 oz (1.4 mils) on outer layers, ensuring strong electrical connectivity.

    - Via Plating Thickness: 20 μm, enhancing the durability and reliability of connections.

    - Surface Finish: Immersion Gold, offering excellent solderability and protection against oxidation.

    - Silkscreen: White on the top for clear component identification; no silkscreen on the bottom.

    - Solder Mask: Blue on the top; none on the bottom, facilitating easier inspection and assembly.

    - Electrical Testing: Each board undergoes 100% electrical testing prior to shipment, guaranteeing high reliability.


    Stackup Configuration

    The stackup of this PCB is designed for optimal electrical performance:


    - Copper Layer 1: 35 μm
    - Rogers TMM4 Core: 1.27 mm (50 mil)
    - Copper Layer 2: 35 μm


    This configuration optimizes signal integrity and minimizes losses, making it suitable for high-frequency applications.


    PropertyTMM4DirectionUnitsConditionTest Method
    Dielectric Constant,εProcess4.5±0.045Z10 GHzIPC-TM-650 2.5.5.5
    Dielectric Constant,εDesign4.7--8GHz to 40 GHzDifferential Phase Length Method
    Dissipation Factor (process)0.002Z-10 GHzIPC-TM-650 2.5.5.5
    Thermal Coefficient of dielectric constant+15-ppm/°K-55℃-125℃IPC-TM-650 2.5.5.5
    Insulation Resistance>2000-GohmC/96/60/95ASTM D257
    Volume Resistivity6 x 108-Mohm.cm-ASTM D257
    Surface Resistivity1 x 109-Mohm-ASTM D257
    Electrical Strength(dielectric strength)371ZV/mil-IPC-TM-650 method 2.5.6.2
    Thermal Properties
    Decompositioin Temperature(Td)425425℃TGA-ASTM D3850
    Coefficient of Thermal Expansion - x16Xppm/K0 to 140 ℃ASTM E 831 IPC-TM-650, 2.4.41
    Coefficient of Thermal Expansion - Y16Yppm/K0 to 140 ℃ASTM E 831 IPC-TM-650, 2.4.41
    Coefficient of Thermal Expansion - Z21Zppm/K0 to 140 ℃ASTM E 831 IPC-TM-650, 2.4.41
    Thermal Conductivity0.7ZW/m/K80 ℃ASTM C518
    Mechanical Properties
    Copper Peel Strength after Thermal Stress5.7 (1.0)X,Ylb/inch (N/mm)after solder float 1 oz. EDCIPC-TM-650 Method 2.4.8
    Flexural Strength (MD/CMD)15.91X,YkpsiAASTM D790
    Flexural Modulus (MD/CMD)1.76X,YMpsiAASTM D790
    Physical Properties
    Moisture Absorption (2X2)1.27mm (0.050")0.07-%D/24/23ASTM D570
    3.18mm (0.125")0.18
    Specific Gravity2.07--AASTM D792
    Specific Heat Capacity0.83-J/g/KACalculated
    Lead-Free Process CompatibleYES----

    Material Insights: TMM4


    Overview of TMM4

    Rogers TMM4 is a thermoset microwave material that combines the best properties of both ceramic and traditional PTFE laminates. This material is designed for high reliability in plated-through-hole applications, making it ideal for various demanding environments. The thermoset resin composition ensures that the PCB can withstand rigorous manufacturing processes without compromising performance.


    Key Features

    - Dielectric Constant (Dk): 4.50 +/- 0.045, ensuring minimal signal loss and high fidelity.

    - Dissipation Factor: 0.0020 at 10 GHz, contributing to efficient energy usage.

    - Thermal Coefficient of Dk: 15 ppm/°K, providing stability across temperature variations.

    - Coefficient of Thermal Expansion (CTE): Matched to copper, ensuring dimensional stability during thermal cycles:
    - X: 16 ppm/°K
    - Y: 16 ppm/°K
    - Z: 21 ppm/°K

    - Decomposition Temperature (Td): 425 °C, allowing for high-temperature applications.

    - Thermal Conductivity: 0.7 W/mK, enhancing heat dissipation.

    - Moisture Absorption: 0.07%-0.18%, ensuring reliability in humid environments.


    TMM4 PCB 50 Mil 2 Layer RF Circuits Immersion Gold Finished


    Benefits of TMM4

    1. Mechanical Strength: The material's properties resist creep and cold flow, ensuring durability in high-stress environments.

    2. Chemical Resistance: TMM4 is resistant to process chemicals, reducing damage during fabrication.

    3. Reliable Wire-Bonding: The thermoset resin allows for effective wire-bonding without pad lifting or substrate deformation.

    4. High Reliability of Plated Through Holes: Ensures robust electrical connections in various applications.

    5. Compatibility with Common PCB Processes: TMM4 materials can be utilized with standard fabrication techniques, simplifying production.


    Typical Applications

    This 2-layer PCB is perfectly suited for a variety of applications, including:


    - RF and Microwave Circuitry: Ideal for communication systems where signal integrity is crucial.

    - Power Amplifiers and Combiners: Designed to handle high power levels effectively.

    - Filters and Couplers: Providing essential functionality in signal processing.

    - Satellite Communication Systems: Enabling reliable connections in challenging environments.

    - Global Positioning Systems (GPS) Antennas: Ensuring accurate positioning and navigation.

    - Patch Antennas: Suitable for various wireless communication applications.

    - Dielectric Polarizers and Lenses: Supporting advanced optical systems.

    - Chip Testers: Facilitating testing and validation of semiconductor devices.


    Conclusion

    In conclusion, our newly shipped 2-layer PCB featuring Rogers TMM4 material represents a significant advancement in PCB technology. With its exceptional electrical performance, robust construction, and versatility across various applications, this PCB is designed to meet the needs of modern electronic systems.


    By choosing this TMM4 PCB, you are investing in a product that emphasizes reliability, performance, and innovation. We are committed to providing our customers with the highest quality products.


    For inquiries or to place an order, please contact our sales team today!

    Quality TMM4 PCB 50 Mil 2 Layer RF Circuits Immersion Gold Finished for sale
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