5590H Thermal Interface Pad – 1mm | 3M™Custom pads and gaskets priced instantly and made to order within 24 hours!

5590H Thermal Interface Pad – 1mm | 3M™

Thermally Conductive Acrylic Interface Pad

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  • Good softness and conformability to non-flat surfaces
  • Excellent compressive stress relaxation
  • Non-silicone acrylic elastomer
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SKU: 93735 Categories: , ,

Description

3M™ Thermally Conductive Acrylic Interface Pad 5590H is a high-performance thermal interface material designed for efficient heat transfer in electronic devices. With 3.0 W/m-K thermal conductivity, this medium-soft, conformable acrylic elastomer ensures effective heat dissipation while providing electrical insulation and UL 94 V-0 flame retardancy. Its non-silicone composition prevents siloxane outgassing, making it ideal for consumer electronics, automotive systems, LED lighting, medical devices, and telecom infrastructure. Available in multiple thicknesses, 3M 5590H enhances device reliability by optimizing thermal management in critical applications.

Benefits

  • Superior Heat Dissipation
  • Non-Silicone Composition
  • Flame Retardant and Electrically Insulating

Features

High Thermal Conductivity

  • Offers 2.8 W/m-K thermal conductivity for efficient heat dissipation in electronic applications.

Medium-Soft and Conformable

  • Easily adapts to uneven surfaces, ensuring better contact between heat-generating components and heat sinks.

Non-Silicone Composition

  • Made from acrylic elastomer, eliminating concerns about siloxane outgassing and oil bleeding.

Electrical Insulation

  • Provides high dielectric strength, preventing electrical short circuits in sensitive electronic devices.

Flame Retardant

  • Certified to UL 94 V-0, offering enhanced fire resistance for improved safety in critical applications.

Recommended Uses

  • Used in smartphones, laptops, and tablets to manage heat dissipation and prevent overheating of processors and batteries.
  • Applied in electronic control units (ECUs), sensors, and battery systems in vehicles, ensuring efficient thermal management under high temperatures.
  • Utilized in LED modules and lighting systems to transfer heat from high-power LEDs to heat sinks, enhancing performance and lifespan.
  • Employed in sensitive medical equipment, such as diagnostic devices and imaging systems, to regulate temperature and protect components from thermal damage.
  • Applied in networking hardware, telecom base stations, and servers to ensure optimal cooling and performance in communication infrastructure.
  • Used in power supplies, inverters, and converters to manage heat and improve reliability in high-power electronic systems.
  • Ideal for managing heat in automation systems, robotics, and high-performance machinery, ensuring effective thermal regulation.
Product Construction
Property Value
Colour White/Gray
Base resin Acrylic
Thickness 0.5, 1.0mm, 1.5 mm, 2.0 mm (thicker pads available upon request)
Filler type Ceramic
Very low tack layer Good for re-workable and handling, light gray color-permanent layer
Low tack layer Soft, good thermal conductivity, white colour
Typical Physical Properties and Performance Characteristics
Property Method Value
Thermal conductivity 3M Method 2.8 W/mK
Thermal conductivity ASTM D5470 2.0 W/mK *1
Hardness Asker C 55*2
Shore 00 70
Volume Resistivity ASTM D257 6 X 10 11 (Ω-cm)
Dielectric strength ASTM D149 12 (kV/mm)
Density ASTM D6111 2.1 (g/cm3
)
Flammability UL94 V-0
Operating Temperature Range Short Term (Hours-Days) -40°C to 130°C
Long Term (Weeks-Months) -40°C to 110°C

3M™ 5590H Datasheet





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