Products

Noise suppression thermal conduction sheet

This is a type that features both high-noise suppression performance and thermal conductivity that enables protection of key devices from both heat and electromagnetic waves with a single sheet.


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Product name

 E8000K series

Suitable use

 Protection against elevated temperatures

Application
  • Computers/
  • AV/
  • Cellular phones

Features
  • Has superior adhesiveness and simultaneously realizes high thermal conductivity and efficiency in noise suppression in GHz bands.
  • Features low levels of low molecular-weight siloxane gas volatility, minimizing the risk of contact damage to components such as substrates even over prolonged periods of usage.
  • Halogen-free with high levels of flame resistance.

Structure

Structure

Specifications

Product name E8100K E8150K E8200K
Main component Silicone base Silicone base Silicone base
Color Charcoal gray Charcoal gray Charcoal gray
Thickness(mm)*1 About 1.0 About 1.5 About 2.0
Hardness(Asker C) 50 or less NA 50 or less NA 50 or less NA
Heat resistance(°C/W) 2.0 2.7 3.4
Thermal conductivity(W/m·K) 2.5 2.5 2.5
Magnetic
permeability µ″		500MHz 6.5 6.5 6.5
1GHz 5.8 5.8 5.8
Relative density(g/cm3) 5.3 5.3 5.3
Warranty period from manufacturing date 12 months 12 months 12 months

UL Certificated (UL94 V-1 No.E63260)

*1 Release film, excluding only the value of the thermal conductive sheet.
Delivery can be customized for size and thickness of the sheet.



Application Example

Application Example
Effective in heat conduction and noise suppression for IC chip, LED substrate and power supply.

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Technical Data

1.Magnetic Permeability


Test Piece condition
Sheet width: Outside diameter 7.0mm, Inside diameter 3.0mm
Sheet thickness: 1.0mm
Tester: Network analyzer
Measuring condition: 23°C±5°C 60%±20%RH

Results

Magnetic Permeability

Magnetic Permeability

2.Conductive noise suppressing effect (Evaluated by MSL)


Test Piece condition
Sheet width: 20mm×20mm
Sheet thickness: 1.0mm
Substrate: Micro-strip line(MSL) circuit board
Measuring condition: 23°C±5°C 60%±20%RH
Tester: Network analyzer
illust

  • [2cm square sheer is placed on the MSL and the ioss is evaluated by S11 and S21]
Results

Conductive noise suppressing effect

3.Radiation noise suppressing effect 1
(The distribution chart of magnetic field intensity)


Test Piece condition
Sheet width: 20mm×20mm
Sheet thickness: 1.0mm
Substrate: MSL terminated 50Ω circuit board
Measuring condition: 23°C±5°C 60%±20%RH
Input: 1GHz, 2GHz sine wave
Method of detection: Magnetic field probe
Probe positioning: Setting on the MSL board to 3mm.
illust

  • [Scanning was made by the magnetic field sensor 3.0mm adove the sheet
    Comparing the spectrum of magnetic field intensity with and without the sheet]
Results

Radiation noise suppressing effect

4.Radiation noise suppressing effect 2
(The frequency spectrum of magnetic field intensity)


Test Piece condition
Sheet width: 20mm×20mm
Sheet thickness: 2.0mm
Substrate: MSL terminated 50Ω circuit board
Measuring condition: 23°C±5°C 60%±20%RH
Method of detection: Magnetic field probe
Probe positioning: Setting on the IC to 3mm.

  • [Comparing the spectrum of magnetic field intensity with and without the sheet]
Results

Radiation noise suppressing effect

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coution
Note on the characteristic data given - Data on the characteristics of the products described in this page based on the results of evaluations carried out by the company. This does not guarantee that the characteristics of the product conform with your usage environment. Before use, review the usage conditions based on evaluation data obtained from the equipment and substrates actually used.