High-Purity Si3N4 Ceramic Semiconductor Substrate for Power Devices & ICs

Properties of Si3N4 Ceramic Substrate

1. Exceptional High-Temperature Resistance: The Silicon Nitride Substrate boasts an impressive maximum use temperature of up to 1300℃, making it ideal for applications requiring extreme thermal stability.

2. Superior Thermal Conductivity & Low Thermal Expansion: With a thermal conductivity of up to 95W/(℃m) and a minimal thermal expansion coefficient of just 310-6/℃, this substrate exhibits exceptional thermal shock resistance, ensuring stability and durability in temperature-fluctuating environments.

3. Robust Mechanical Strength & Impact Resistance: Characterized by high mechanical strength and remarkable toughness, the Silicon Nitride Substrate withstands severe mechanical impacts without compromising performance, ensuring reliability in demanding applications.

4. Excellent Electrical Insulation Properties: Boasting great electric insulation, a high breakdown voltage, and substantial current carrying capacity, this substrate is an optimal choice for electrical and electronic components requiring superior dielectric strength.

5. Outstanding Chemical Resistance: Capable of resisting erosion from a wide range of acids, alkalis, and other chemical substances, the Silicon Nitride Substrate demonstrates exceptional corrosion resistance, making it suitable for harsh and aggressive chemical environments.

Applications of Si3N4 Ceramic Substrate

1. Electronic Industry Applications

   • High-Reliability Components: The Si3N4 Ceramic Substrate boasts high insulation performance and outstanding high-temperature resistance, making it ideal for manufacturing electronic components such as capacitors, resistors, and magnetic components that require high reliability and performance.
   • High-Speed Communication: Its ability to withstand high temperatures and maintain stable electrical properties makes it suitable for use in the medium layer of high-speed communication equipment, ensuring the smooth and stable transmission of high-frequency signals.

2. Photoelectric Industry

   • High-Power LEDs: The excellent thermal conductivity and mechanical strength of Si3N4 Ceramic Substrate are crucial for the manufacture of high-power LEDs, ensuring their stability and longevity.
   • Solar Panels: This substrate can also be used as a support material for solar panels, enhancing their mechanical strength and chemical resistance, thus extending their lifespan and efficiency.

3. Electrical Industry

   • High-Power Electrical Components: The Si3N4 Ceramic Substrate's combination of excellent insulation, heat dissipation, and mechanical strength makes it perfect for manufacturing various high-power electrical components such as power modules and heating modules. These components, in turn, ensure the reliability and longevity of the entire electrical system.

Size Chart of Si3N4 Ceramic Substrate

Please provide drawing and parameter requirements for customization.