1. High thermal conductivity, meeting the heat dissipation requirements of devices;
2. Good heat resistance, meeting the high-temperature (more than 200℃) application requirements of power devices;
3. Thermal expansion coefficient matching, matching with the thermal expansion coefficient of chip material, reducing packaging thermal stress;
4. Low dielectric constant, good high frequency characteristics, reducing the signal transmission time of the device and improving the signal transmission rate;
5. High mechanical strength, meeting the requirements of mechanical properties in the process of device packaging and application;
6. Good corrosion resistance, able to withstand strong acid, strong alkali, boiling water, organic solution and other corrosion;
7. Compact structure, meeting the requirements of airtight packaging of electronic devices;
Silicon Nitride Ceramic Substrate
| Substrate material | Si3N4 | AIN | Al2O3 |
| Strength /(MPa) | 600~700 | 350 | 400 |
| Fracture toughness/(MPa·m½) | 6.0-7.0 | 2.7 | 3 |
| Thermal conductivity/[W/(m·K)] | ≥90 | ≥150 | ≥25 |
| Current carrying capacity /A | ≥300 | 100~300 | ≤ 100 |
| Thermal resistance /(℃ /W) | ≤0.5 | ≤0.5 | ≥0.1 |
| Reliability/time | ≥5000 | 200 | 300 |
| Use-cost | higher | higher | low |
Note : As customers demands
Application:
high-power power semiconductor module; Semiconductor refrigerator, electronic heater; Power control circuit, power hybrid circuit. Intelligent power components; High frequency switching power supply, solid state relay. Automotive electronics, aerospace and military electronic components. Solar panel assembly; Telecommunications private exchange, receiving system; Laser and other industrial electronics.
FAQ
1. Q : Are you manufacturer ?
A : Yes , we are manufacturer and product more than 10 years .
2.Q : Can you provide free samples ?
A : Yes , The sample is free .
3.Q: What is your MOQ ?
A : 1 pcs , We accept smaller quantity but price is higher .
4.Q : What is your production time for bulk order ?
A : 7-10 days , According to order quantity .
