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AI Technology ME 7635-RC

ME7635-RC is an thermally conductive insulating epoxy adhesive for die-attach applications. This thixotropic paste is solvent free. It is designed for automated, inline bonding processing ME7635-RC is low in ionic impurities (<60 ppm total) and meets all requirements for MIL-Std 883D 5011.4 specification for dielectric adhesive. Fast curing can be achieved from 80°C and higher temperatures.

Product Type: Epoxy Adhesive, Insulation Adhesive, Solvent free (100% Solids) Adhesive, Thermal Adhesive

Application Area: Die/Chip Attach

Chemical Family: Epoxy & Epoxy Derivatives

    Knowde Enhanced TDS

    Identification & Functionality

    Features & Benefits

    Labeling Claims
    Product Features
    • High strength.
    • Rapid curing.
    • 100% solid.
    • Insulating.
    • Epoxy paste adhesive.
    • Rapid to snap curing.
    • Die-attach.
    • Automated assembly.
    Product Features
    • Snap curing.
    • Solvent free, thixotropic.
    • Thermally conductive epoxy.
    • Max.20 ppm lonic impurities.
    • Large area die attach.
    • Power substrate and component attach.

    Applications & Uses

    Application Area
    Application Procedures
    • Thaw for 30 minutes before opening jar or using syringes.
    • Dispense adhesive onto clean substrate with a suitable pattern to assure full die coverage.
    • Cure according to one of the recommended schedules.
    Product Availability
    • Thaw for 30 minutes before opening jar.
    • Dispense adhesive onto clean substrate.
    • Cure according to one of the recommended schedules.

    Properties

    Physical Form
    Typical Properties
    ValueUnitsTest Method / Conditions
    Electrical Resistivitymin. 1x10¹⁴Ω-cm
    Thermal Conductivitymin. 1.2W/m-°C
    Thermal Conductivity1.08 - 1.32W/m-°C
    Die Shear Strengthmin. 3200psi
    Glass Transition Temperature60°C
    Glass Transition Temperature54 - 66°C
    Viscosity (at 5 rpm, Thixotropic Index=>3)38000cPs
    Electrical Resistivity (at 150°C, 2minutes)min. 1x10¹⁴Ω-cm
    Dielectric Strengthmin. 750Volts/mil
    Lap Shear Strengthmin. 10.3N/mm²
    Device Push Off Strengthmin. 22N/mm²
    Hardness72 - 88Shore D
    Cured Density1.71 - 2.09g/cc
    Coefficeint of Linear Thermal Expansion34 - 46ppm/°C
    Maximum Continuous Operation Temperaturemax. 150°C
    Pot Life (at 25°C)5Days
    Average Viscosity (at 24°C, 5rpm, Spindle CP51)30400 - 45600cPsBrookfield Viscometer DV-1

    Regulatory & Compliance

    Certifications & Compliance

    Technical Details & Test Data

    Cure Schedules
    Temperature Time
    80°C 30 mins
    100°C 15 mins
    125°C 6 mins
    150°C 3 mins

    Bond strength at 150°C for 2 hours is the same as 3 mins.

    Cure Schedules
    Temperature Time
    80°C 4 hrs
    100°C 2 hrs
    125°C 1 hr
    150°C 30 mins

     

    Packaging & Availability

    Product Availability

    ME7635-RC is available in syringes for automatic needle dispense applications or in jars.

    Product Availability

    ME7655-RC is available in syringes for automatic needle dispense applications or in jars.

    Storage & Handling

    Shelf Life
    1 Year (at -40°C), 1 Month (at 25°C)
    Storage Information

    Storage temperature: -40°C, 25°C .

    Storage Information

    Storage temperature: -40°C.