• VT-870 Laminate / VT-870 Bondply Prepreg

    UL Approval: E214381 Version: B1.0 12/07/2022
    • High Tg Ceramic Filled Hydrocarbon Laminate & Prepreg
    • Excellent Thermal Reliability
    • Excellent Peel Strength

    For option with Ticer Thin-Film Resistor Foil, please go to VT-870 H348 TCR

    Application

    • Cellular Base Station Antenna
    • Power Amplifiers
    • WiMax antenna networks
    • Automotive Radar
    • LNB (Low Noise Block) for Broadcast Satellites
    • RF Identification Tags (RFID)

    Storage Condition & Shelf Life

    Shelf life

    Prepreg Laminate
    Storage Condition Temperature ≤5℃ Room
    Relative Humidity / /
    Shelf Life 6 Months 24 Months

    Note: The prepreg exceeding shelf life should be retested

    Laminate Properties

    Properties Sheet

    Properties Test Method Units VT-870 L330 VT-870 H348
    Dielectric Constant @10Ghz IPC-TM-650 2.5.5.5 Clamped Stripline - 3.3±0.05 3.48±0.05
    Design Dk (1.7-5GHz) Differential Phase Length Method - 3.45 3.66
    Dissipation Factor @2.5GHz IPC-TM-650 2.5.5.13 - 0.002 0.0032
    @10GHz Cavity resonator - 0.0025 0.0037
    PIM*1 43dBM, 1900MHz dBc -160 -160
    Tg IPC-TM-650 2.4.24 °C 280 280
    Td ASTM D3850 °C 402 410
    Z-CTE (50-250°C) IPC-TM-650 2.4.24 ppm/°C 35 31
    Thermal Conductivity ASTM D5470 W/mK 0.72 0.69
    Peel Strength (1oz) IPC-TM-650 2.4.8 lb/in 6.0 6.0
    Flammability UL-94 Rating V-0 V-0
    IPC4103 - - /10 /240 /10 /240

    All test data provided are typical and not intended to be specification values.

    Availability

    Laminate

    Material VT-870 L330 VT-870 H348
    Dk 3.3 3.48
    Dielectric thickness (mil) 20, 30, 32, 40, 60 3.3, 4.0**, 6.6, 10, 16.6, 20, 30, 40, 60
    Copper thickness Hoz, 1oz Hoz, 1oz, 2oz

    ** Please note Dk of 4mil VT-870 H348 is 3.33 and Df is 0.0035@10GHz. Other thickness data refers to property sheet.

    Prepreg

    Glass style Pressed thickness Dielectric Constant @ 10GHz (IPC-TM-650 2.5.5.5 Clamped stripline) Dissipation Factor @ 10GHz (Cavity Resonator)
    VT-870 BH348 .004" (100um) 3.52±0.05 0.0035

    The VT-870 Bondply is compatible in multi-layer constructions with VT-870 laminate.

    180419Signal Integrity Insertion Loss PicOnline.jpg 180419Signal Integrity PIM pic WEB.jpg
    Download TDS Datasheet