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BERGQUIST SIL PAD TSP 900 – Electrically Insulating, Thermally Conductive Pad – Electronics Heat Dissipation

  • Item Name: BERGQUIST SIL PAD TSP 900 (Known as BERGQUIST SIL-PAD 400)
  • Manufacturer: Henkel
  • Product Category: Thermal interface material
  • Technologies: Silicone-based, fiberglass-reinforced thermal pad
  • Applications: Thermal management, power supplies, automotive electronics, power semiconductors, motor controls
  • Color: Gray
  • Cure Type: Not applicable (pre-formed thermal pad)
  • Package Size: Contact Techniq VN for details
  • Shelf Life: Contact Techniq VN for details

1. Product Overview

BERGQUIST SIL PAD TSP 900 is a thermally conductive insulator made of silicone rubber and fiberglass. It is flame-retardant, mechanically strong, and designed to electrically isolate power components from heat sinks while improving thermal resistance over time.

Key Features & Benefits:

  • Thermal impedance: 1.13°C-in²/W @ 50 psi
  • Excellent mechanical and electrical insulation
  • High durability & cut-through resistance
  • Flame retardant (UL 94 V-0)
  • Non-toxic & chemical resistant

2. Applications

  • Power supplies
  • Automotive electronics
  • Power semiconductors
  • Motor controls

3. Typical Properties

Physical Properties

Property Test Method Value
Hardness (Shore A) ASTM D2240 85
Breaking Strength (KN/m) ASTM D1458 5
Elongation (%) ASTM D412 54
Tensile Strength (MPa) ASTM D412 20
Flammability Rating UL 94 V-0

Electrical Properties

Property Test Method Value
Dielectric Breakdown Voltage (Vac) ASTM D149 3,500 – 4,500
Dielectric Constant @1,000 Hz ASTM D150 5.5
Volume Resistivity (ohm-meter) ASTM D257 1×10¹¹

Thermal Properties

Property Test Method Value
Thermal Conductivity (W/m-K) ASTM D5470 0.9

Thermal Performance vs. Pressure (TO-220, °C/W)

Pressure (psi) @ 0.007″ @ 0.009″
10 6.62 8.51
25 5.93 7.62
50 5.14 6.61
100 4.38 5.63
200 3.61 4.64

Thermal Impedance (°C-in²/W, ASTM D5470)

Pressure (psi) @ 0.007″ @ 0.009″
10 1.82 2.34
25 1.42 1.83
50 1.13 1.45
100 0.82 1.05
200 0.54 0.69

BERGQUIST microTIM mTIM 1028 Thermal Interface Coating High performance thermal management solution for nickel finished heat sinks, optical transceivers, and data center liquid cooling systems

BERGQUIST microTIM mTIM 1028 is purpose built for riding cage assemblies in servers, switches, and routers, interfacing with electroless nickel plated copper or aluminum heat sinks. It ensures stable operation in high power transceiver modules while also extending applicability to liquid cooling components, heat pipes, and fin based dissipative structures.

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