Description
TO-220 / TO-3P Silicone Thermal Insulation Pad for Power Transistors [Random Color]
The Thermal Insulator Pad Sheet for TO-3P and TO-220 packages is designed to provide efficient thermal conductivity while maintaining electrical insulation between power devices and heatsinks. These pads are commonly used with power transistors, MOSFETs, IGBTs, voltage regulators, and high-power ICs to ensure safe and reliable heat dissipation.
Made from high-performance silicone-based thermal material, the pad helps transfer heat from the device to the heatsink while preventing electrical short circuits. It is a convenient replacement for traditional mica insulators with thermal grease, offering easier installation and cleaner assembly.
These pads are ideal for power electronics, CPU cooling, motor drivers, amplifiers, and industrial control circuits.
Key Features
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🌡 Excellent Thermal Conductivity – Efficient heat transfer to heatsinks
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⚡ Electrical Insulation – Prevents short circuits between device and heatsink
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🧩 Compatible Packages – Designed for TO-220 and TO-3P transistor packages
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🧼 Clean Installation – No messy thermal grease required
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🔧 Easy Mounting – Pre-cut size with mounting hole option
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🛠 Reusable & Durable – Flexible and resistant to aging
Variants – Package Size
| Variant | Package Compatibility | Dimensions | Mount Hole |
|---|---|---|---|
| TO-220 Thermal Pad | TO-220 transistor / IC | ~18 mm × 13 mm | 3 mm |
| TO-3P Thermal Pad | TO-3P power transistor | ~25 mm × 20 mm | 3 mm |