The SF100 series is a standard-grade thermal conductive silicone sheet engineered for applications where superior thermal performance is not critical, but reliable heat dissipation and electrical insulation are essential. This soft, compliant pad fills air gaps between heat sources and heat sinks, creating an efficient thermal transfer path while providing excellent electrical isolation.
Key Features & Benefits:
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Reliable Thermal Conductivity: Offers a thermal conductivity of 1.0 W/m·K, effectively managing heat in a wide range of general-purpose applications.
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Excellent Electrical Insulation: Features high dielectric strength, preventing short circuits and enhancing the safety and reliability of your electronic assemblies.
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Soft & Compressible: The soft silicone material conforms well to uneven surfaces, ensuring good interfacial contact and low thermal resistance with minimal assembly pressure.
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Easy to Handle & Install: Comes in sheets or pre-cut sizes, allowing for simple, clean, and efficient manual or semi-automated installation, reducing production time.
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Durable & Long-Lasting: Provides long-term stability against aging, drying out, or pump-out, ensuring consistent performance over the product’s lifespan.
Typical Applications:
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LED Lighting: Heat dissipation for LED drivers, PCBs, and low-power lamp housings.
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Power Supplies: Thermal management for transformers, low-power MOS tubes, and components within AC-DC adapters.
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Consumer Electronics: Cooling for set-top boxes, home appliances, and battery packs.
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Automotive Electronics: Auxiliary heat dissipation for control modules and infotainment systems.
Specifications Table:
| Property | Value/Specification | Test Method | Notes / Significance |
|---|---|---|---|
| Thermal Properties | |||
| Thermal Conductivity | 1.0 W/m·K | ASTM D5470 | Core performance metric for heat transfer capability. |
| Thermal Resistance | < 0.5 °C-in²/W | ASTM D5470 | Depends on thickness and pressure; lower is better. |
| Physical Properties | |||
| Available Thickness | 0.3 – 10.0mm | – | Custom thicknesses available upon request. |
| Thickness Tolerance | ±0.1 mm | – | Ensures consistent gap filling. |
| Hardness | Shore OO 50 (±10) | ASTM D2240 | Measures softness; ideal for fragile components. |
| Compression Set | < 20% (22 hrs @ 70°C) | ASTM D395 | Indicates long-term resilience and stress relaxation. |
| Density | 2.1 g/cm³ | – | – |
| Electrical Properties | |||
| Dielectric Strength | ≥ 6.0 kV/mm | ASTM D149 | High voltage breakdown resistance for safety. |
| Volume Resistivity | ≥ 1.5 x 10¹³ Ω·cm | ASTM D257 | Excellent electrical insulation properties. |
| Reliability & Stability | |||
| Continuous Operating Temp. | -50 °C to +200 °C | – | Suitable for most general applications. |
| UL 94 Rating | V-0 | UL 94 | Certified flame retardant for enhanced safety. |
| Service Life | > 100,000 hours @ 105°C | – | Predicts long-term reliability under stress. |
The SF100 is the ideal, cost-effective thermal interface material for your projects that do not require high thermal performance but demand dependable insulation and basic heat dissipation.
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