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Thermal conductivity insulation sheet for power modules BPM series

Composed of thermosetting resin and heat-dissipating filler with excellent insulation and heat dissipation sheet product.

Features

  • Composed of thermosetting resin and heat-dissipating filler with excellent insulation and heat dissipation sheet.
  • Extremely thin compared to conventional materials such as ceramics, contributing to inverter miniaturization, higher output and weight reduction.

Structure

BPM structure

Properties

Product No. BPM11 BPM12
Structure PET[μm] 100
Insulation layer[μm] 150~200
Thermal conductivity[W/mK] 7 12
Adhesive strength[N/cm] Adherent: Copper foil 3oz 10 4
Tensile angle: 90degrees
Glass transition point(Tg) 155 220
CTE[1/K] α1 19X10-6 19X10-6
Breakdown voltage[kV]   10kV or higher/150μm
Bonding Process*1 120℃(Temporary bonding) 1MPa/2min 3MPa/2min
180℃(Main curing) 1MPa/180min 3MPa/20min
[Remarks]
*The figures are a sample of observed values, not guaranteed performance.
*1 Please consult us regarding the bonding process, as results may vary depending on the substrate and pressing conditions.

Applications

  • Inverter, on-board charger(OBC)
    BPM_003_img_photo_applications

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Except for Sat, Sun, and Holidays
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