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Chemical Products

It Related Materials

Thermal conductive insulation sheet for power modules and TIM


Appearance of sheet

Our thermal conductive insulation sheets are designed with a compound based on our own epoxy resins, etc., and have high heat resistance with a Tg exceeding 300°C. In addition, by applying our unique surface treatment technology to the heat dissipation filler, we have achieved heat dissipation with a thermal conductivity of 13W/m・K , insulation with a withstand voltage of 6kV, and excellent reliability in high temperature and high humidity environments. Our sheet has the high heat resistance, high heat dissipation, and insulation properties necessary to bring out the performance of wide band gap semiconductors such as SiC and GaN. For TIM applications, organic resin bonding is expected to suppress cracks during thermal cycles.

Thermal conductivities 13W/m・K:TG-33

Applications

Insulated metal substrate(IMS), Heat sink bonding for power modules

Features

  • High Tg (over 300℃)
  • High heat dissipation (13W/m・K)
  • Can be used even if operating temperature become over 200℃
  • High insulation reliability
  • Easy to handle in flexible sheet form
Condition Unit TG-33
 Thermal conductivity ASTM D5470 W/m・K 13
 Thickness μm 130
 Tg DMA >300
 Breakdown voltage JIS C2110,AC kV 6.0
 THB 85℃/85%RH
DC 1200V
Pass
>1,000hr
 Modulus DMA/30℃ GPa 40-50
 CTE α1 ppm 10-15
 Peel strength Cu foil 35μmt kN/m 1.4
 Solder heat resistance 300℃ Pass >5min

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