Overview of High Thermal Aluminum Nitride Ceramic Disc Aln Substrate

Aluminum Nitride Ceramic is an advanced ceramic material with aluminum nitride as the main component. It has been widely used in electronics, optics, and mechanics due to its unique properties.

Features of High Thermal Aluminum Nitride Ceramic Disc Aln Substrate

High thermal conductivity: Aluminum nitride ceramics have relatively high thermal conductivity, usually between 170-260 W/m·K, which makes it an excellent heat dissipation material. It is especially suitable for electronic devices that require efficient heat dissipation, such as substrate materials for power semiconductor devices.

Good electrical insulation: Despite its high thermal conductivity, aluminum nitride ceramics are excellent insulators of electricity, which can effectively prevent current leakage and ensure the safe operation of electronic components.

Low dielectric constant and dielectric loss: These characteristics make aluminum nitride ceramics very suitable for use in high-frequency circuits because it can reduce energy loss during signal transmission.

High temperature resistance: Aluminum nitride ceramics can maintain structural stability and strength at extremely high temperatures. Its melting point is about 2800°C, so it is suitable for applications in high temperature environments.

Low thermal expansion coefficient: Compared with semiconductor materials such as silicon, aluminum nitride has a lower thermal expansion coefficient, which means it has better dimensional stability when the temperature changes, which helps improve packaging reliability.

Corrosion resistance: Aluminum nitride ceramics have good chemical stability to most molten metals and are not easily oxidized or corroded, allowing them to perform well in harsh environments.

High mechanical strength: Although not as hard as some other types of ceramic materials, aluminum nitride ceramics still provide enough mechanical strength to allow them to be used in many structural applications.

(High Thermal Aluminum Nitride Ceramic Disc Aln Substrate)

Specifications of High Thermal Aluminum Nitride Ceramic Disc Aln Substrate

This AlN ceramic disc handles heat extremely well. Aluminum nitride moves heat away from components fast. Its thermal conductivity reaches 170 W/mK. This beats regular alumina ceramics easily. Heat flows out quickly, protecting sensitive electronics.

The material is very pure. Aluminum nitride purity exceeds 99%. This purity ensures reliable performance. The ceramic is also dense. Its density is near theoretical maximum. High density means strength and good insulation. It won’t crack easily under stress.

These discs come in various sizes. Common diameters are 10mm, 20mm, 50mm. Thickness options exist too, like 0.5mm, 1.0mm, 2.0mm. Custom sizes are possible. The surface finish is smooth. A fine polish minimizes defects. Smooth surfaces are ready for circuits or bonding.

Electrical insulation is excellent. AlN resists high voltages. This prevents short circuits. Its dielectric strength is strong. The material works well in demanding electrical setups. It withstands high temperatures too. Operating range is wide, from very cold to over 1000°C. Thermal shock resistance is good. Sudden temperature changes cause little damage.

These properties make AlN discs ideal for tough jobs. They cool high-power LED lights effectively. Power modules use them for heat spreading. Semiconductor devices rely on them. RF and microwave packages benefit. Laser diodes need this thermal management. Electric vehicle power systems use AlN.

(High Thermal Aluminum Nitride Ceramic Disc Aln Substrate)

Applications of High Thermal Aluminum Nitride Ceramic Disc Aln Substrate

High thermal aluminum nitride ceramic disc substrates handle heat extremely well. They move heat away from sensitive electronic parts. This prevents overheating. Electronics last longer. Performance stays stable. These AlN discs are perfect for demanding applications.

LED lighting uses these AlN discs. High-power LEDs create intense light. They also create a lot of heat. The AlN substrate pulls that heat out quickly. This keeps the LED chips cooler. Cooler chips mean brighter light. They also mean the LED lasts much longer.

Power electronics rely on AlN. Devices like IGBTs and power MOSFETs manage large currents. They generate significant heat during operation. AlN substrates act as a heat sink. They draw heat away from the semiconductor die. This prevents thermal runaway. Devices operate safely at higher power levels.

RF and microwave components need AlN. Circuits for communication and radar work at high frequencies. Heat buildup affects signal accuracy. AlN’s thermal conductivity stabilizes temperature. This ensures consistent signal performance. It also allows for miniaturization of these critical circuits.

Laser diodes use AlN substrates. High-power lasers produce concentrated beams. They also produce concentrated heat. AlN efficiently transfers this heat to the cooling system. The laser diode maintains its wavelength accuracy. Output power remains stable over time.

Semiconductor manufacturing equipment uses AlN discs. Processes like etching and CVD happen at high temperatures. AlN holds up well in these harsh environments. It provides excellent electrical insulation too. Equipment operates reliably. Production yields improve.

Electric vehicles benefit from AlN. Power control units and onboard chargers need efficient heat spreading. AlN substrates manage the heat in tight spaces. This helps increase the vehicle’s range. It also improves overall system reliability.

Company Introduction

Advanced Ceramics founded on October 17, 2014, is a high-tech enterprise committed to the research and development, production, processing, sales and technical services of ceramic relative materials and products.. Since its establishment in 2014, the company has been committed to providing customers with the best products and services, and has become a leader in the industry through continuous technological innovation and strict quality management.

Our products includes but not limited to Silicon carbide ceramic products, Boron Carbide Ceramic Products, Boron Nitride Ceramic Products, Silicon Carbide Ceramic Products, Silicon Nitride Ceramic Products, Zirconium Dioxide Ceramic Products, Quartz Products, etc. Please feel free to contact us.

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T/T, Western Union, Paypal, Credit Card etc.

Shipment Methods

By air, by sea, by express, as customers request.

5 FAQs of High Thermal Aluminum Nitride Ceramic Disc Aln Substrate

What is Aluminum Nitride (AlN) ceramic? Aluminum Nitride ceramic is a special material. It combines aluminum and nitrogen. It is very hard. It looks white or gray. It handles high heat well. It resists chemicals. It works in tough conditions.

Why is AlN ceramic good for heat? AlN moves heat fast. It beats many other ceramics. Heat flows easily inside it. It stays strong even when hot. Electronics use it for cooling. Parts last longer this way.

What are common uses for AlN ceramic discs? These discs go in electronics. They help high-power devices. They are in LED lights. They cool the LED chips. They are in lasers too. They hold circuit parts. They pull heat from parts.

How strong is AlN ceramic? AlN is very hard. It is stronger than steel. It takes heavy pressure. But it can break if hit. Handle it gently. It wears down slowly. It fights rust well.

Can AlN ceramic handle electricity? AlN stops electricity. It is an insulator. Electricity cannot pass through it. This keeps circuits safe. It prevents short circuits. Sometimes it gets treated to conduct. Usually it blocks electricity.

(High Thermal Aluminum Nitride Ceramic Disc Aln Substrate)