3M™ 5578H Thermally Conductive Acrylic Interface Pad

3M™ Thermally Conductive Acrylic Interface Pad 5578H is designed to provide a preferential heat transfer path between heat generating components like Integrated Circuit Chip and heat spreaders and LED lighting. 3M Pad 5578H consists of a highly conformable slightly tacky acrylic elastomer sheet filled with conductive ceramic particles

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  • 3M™ 5578H Thermally Conductive Acrylic Interface Pad


  • Available in 20 to 40 mil thickness (0.5 mm to 1.0 mm)
  • Passes UL94 V-0 flammability test
  • No silicone is used in this pad construction, therefore, siloxane gas which often causes electric connection failure cannot be generated
  • Good softness and conformability, even to non-flat IC surfaces
  • Incorporates a thin acrylic layer for good handling
  • Good thermal conductivity, good heat resistance and good electrical insulation properties
  • Slight tack allows pre-assembly. Good wettability for better thermal conductivity

Typical Applications

  • Automotive
  • TV/Display
  • LED
  • Data Storage
  • Battery
Data Sheets & Summary Sheets

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