• Aluminum Base Laminate/Prepreg

    UL Approval: E214381 Version: 24/08/2023 24/08/2023

    General Information

    • VT-4A2H / VT-4A2H PP: Thermal Conductivity - 2.2 W/mK, MOT 105˚C
    • Excellent Electrical and Mechanical Characteristics
    • Flammability UL94 V-0
    • Halogen Free

    Application

    • Ultra bright LED Substrate
    • Power Conversion
    • PDP, LED, Regulator for TV
    • Monitor Drives
    • Rectifier, Power Supply

    Storage Condition

    Laminate
    Storage Condition Temperature Room
    Relative Humidity /

    Designation of IMS Laminate

    210610-VT-4A New Designation.png

    Laminate Properties

    Properties Sheet

    Item Test Method (IPC-TM-650) Unit VT-4A2H
    75μm 100μm 125μm 150μm
    Thermal Conductivity ISO 22007-2 W/mK 2.2
    Thermal Impedance ISO 22007-2 °C*in2W 0.054 0.072 0.089 0.107
    Tg DSC 2.4.25 °C 130
    DMA 2.4.24.4 150
    Td TGA ASTM D3850 °C 380
    Thermal Stress Solder Dip @ 288°C 2.4.13.1 Minute ≥5
    Hi-Pot Withstand DC 2.5.7.2 V 4500 5000 6000 8000
    Breakdown Voltage AC 2.5.6.3 V 6000 7500 9000 10000
    Dk @ 1MHz C-24 / 23 / 50 2.5.5.3 - 5.1
    Df @ 1MHz C-24 / 23 / 50 2.5.5.3 - 0.014
    Volume Resistance After Moisture 2.5.17.1 MΩ-cm 5.1E+8
    E-24/125 3.1E+7
    Surface Resistance After Moisture 2.5.17.1 MΩ 2.3E+7
    E-24/125 5.2E+6
    Peel Strength (1oz) As received 2.4.8 Lb/in 12
    CTI As received ASTM D3638 V 600
    Flammability As received UL 94 Rating V-0
    RTI Electric UL 94 °C 105
    Mechanical 105

    Note: All test data provided are typical values and not intended to be specification values. Disclaimer: The information and data contained in this technical literature is based on data and knowledge correct at the time of publishing/printing and is believed to be accurate and is offered in good faith for the benefit of the user. The user should make his own tests to verify the suitability of this product for any application before its use. All data are typical values only and subject to change without notice.

    Availability

    Laminate

    Item Availability
    Dielectric .003“ (75μm), .004“ (100μm), .005“ (125μm), .006“ (150μm), .008“ (200μm)
    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 Hoz, 1oz, 2oz, 3oz, 4oz, 6oz, 10oz
    Aluminum Thickness 0.6mm, 0.8mm, 1.0mm, 1.2mm, 1.5mm, 2.0mm, 3.0mm
    Aluminum Alloy 1100, 5052, or as required

    Protective Film for Aluminum Plate

    Type Material Max Operation Temperature
    Standard PET 170°C
    High Temperature Polyimide 270°C

    Aluminum and Aluminum Alloy Information

    Major Chemical Composition

    Alloy Code Composition Alloy Code Composition
    1060 Al, Si, Fe, Cu, Zn, Mn 5052 AL, Mg, Fe, Si, Cr, Cu, Zn
    3003 Al, Mn, Si, Fe, Cu, Zn 6061 Al, Mg, SI, Fe, Cr, Cu, Zn, Ti, Mn

    Calorific & Electrical Performance

    Alloy Melting Point Range (°C) CTE (ppm/°C) Cp (J/g-°C) Thermal Conductivity (W/mK) Resistivity (Ω-cm)
    20~100ºC 20~300ºC
    1100 643~657.2 23.6 25.5 0.904 220 3.00E-6
    3003 643~654 23.2 25.1 0.893 163 4.16E-6
    5052 607.2~649 23.8 25.7 0.880 138 4.99E-6
    6061 582~651.7 23.6 25.3 0/896 167 3.99E-6

    Mechanical Performance

    Alloy Hardness (HB) Ultimate Tensile Strength (MPa) Tensile Yield Strength (MPa) Elongation at Break 1.6mm (%) Elastic Modulus (GPa) Poisson Ratio Fatigue Strength (MPa) Shear Modulus (GPa) Shear Strength (MPa)
    1100H24 32 124 117 9 68.9 0.330 48.3 26.0 75.8
    3003H24 40 152 145 8 68.9 0.330 62.1 25.0 96.5
    5052H32 68 262 214 10 70.3 0.330 124 25.9 145
    6061T6 95 310 276 12 68.9 0.330 96.5 26.0 207

    * Number of cycles: 5.0E+8

    Download TDS Datasheet