• VT-4B7 SP Aluminum Base Laminate

    UL Approval: E214381 Version: B2 28/08/2019 230316 Ventec_11Jan2023 tec-thermal pyramid_REV.png

    General Information

    • Thermal conductivity -- 7.0 W/mK
    • Ceramic Filled
    • Halogen Free
    • Flammability UL94 V-0
    • MOT 130℃
    • Selective Preference Dielectric for Ultra Low Thermal Resistance

    Application

    • Matrix LED for Auto Bulb
    • High Power LED for Projector
    • Electric Power Steering

    Laminate Properties

    Item Test Method (IPC-TM-650) Unit VT-4B7 SP
    Thermal Conductivity ISO 22007-2 W/m*K 7.0
    Thermal Impedance ISO 22007-2 ℃*in2/W 0.009
    Tg DSC 2.4.25 ℃ 100
    Td TGA ASTM D3850 ℃ 380
    Thermal Stress Solder Dip @ 288℃ 2.4.13.1 Minute >=5
    Hi-Pot Withstand DC 2.5.7.2 V 1000
    Breakdown Voltage AC 2.5.6.3 V 3000
    Dk @ 1MHz C-24/23/50 2.5.5.3 - 4.8
    Df @ 1MHz C-24/23/50 2.5.5.3 - 0.016
    Volume Resistance After Moisture 2.5.17.1 MΩ-cm 5.0E+8
    E-24/125 3.0E+7
    Surface Resistance After Moisture 2.5.17.1 MΩ 2.0E+7
    E-24/125 5.0E+6
    Peel Strength (1oz) As received 2.4.8 Lb/in 4.5
    CTI As received ASTM D3638 V 600
    Flammability As received UL94 Rating V-0
    RTI Electric UL94 ℃ 130
    Mechanical UL94 ℃ 130

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

    Storage Condition

    Laminate
    Storage Condition Temperature Room
    Relative Humidity /

    Designation of IMS Laminate

    VT-4B7-SP-Designation.jpg

    Availability

    Laminate

    Item Availiability
    Standard Size Imperial 18.11*24.02, 20.08*24.02, 20.98*24.02, 18.11*48.03, 20.08*48.03, 20.98*48.03
    Metric 460*610, 510*610, 533*610, 460*1220, 510*1220, 533*1220
    Copper weight 1/3oz, Hoz, 1oz, 2oz, 3oz, 4oz, 6oz
    Aluminum thickness 0.6mm, 0.8mm, 1.0mm, 1.2mm, 1.5mm, 2.0, 3.0
    Aluminum Alloy 1100, 5052, or as required

    Protective Film for Aluminum Plate

    Type Material Max Operation Temperature
    Standard PET 170℃
    High Temperature Polyimide 270℃

    Download TDS Datasheet