LOCTITE® ABLESTIK 8390

Features and Benefits

This epoxy-based, thermally and electrically conductive die-attach adhesive is designed for high-throughput applications.
LOCTITE® ABLESTIK 8390 is a silver, thermally and electrically conductive die-attach adhesive for high-throughput applications. It’s compatible with silver-plated and palladium-plated copper lead frames and silver-plated alloy 42 lead frames and as suitable for die sizes up to 8mm x 8mm (0.31in x 0.31in). It demonstrates excellent dispensability with minimal tailing and stringing and minimal resin bleed. It’s formulated with an epoxy-based resin and cures when exposed to heat.
  • Suitable for die sizes up to 8x8mm
  • Compatible with palladium
  • Offers excellent dispensability
  • In-line oven snap cure
  • Low condensable volatiles
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Technical Information

Applications Die attach
Coefficient of thermal expansion (CTE) 60.0 ppm/°C
Color Silver
Cure type Heat cure
Extractable ionic content, Chloride (CI-) 19.0 ppm
Extractable ionic content, Potassium (K+) 4.0 ppm
Extractable ionic content, Sodium (Na+) 9.0 ppm
Key characteristics Dispensibility: good dispensibility
RT die shear strength, 2 x 2 mm Si die on Ag/Cu leadframe 11.0 kg-f
Tensile modulus, @ 250.0 °C 517.0 N/mm² (75000.0 psi )