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Overview of Heat Dissipation Aluminum Nitride Substrate Aln Ceramic Plate for PCB
Heat Dissipation Aluminum Nitride Substrate Aln Ceramic Plate for PCB is an advanced technical ceramic renowned for its exceptional thermal conductivity and reliable electrical insulation. It is a key material in high-power electronics, LED lighting, and semiconductor processing, effectively managing heat in demanding applications where performance and reliability are critical.
Features of Heat Dissipation Aluminum Nitride Substrate Aln Ceramic Plate for PCB
- High Thermal Conductivity: Offers excellent heat dissipation, comparable to beryllia (BeO).
- Electrical Insulation: Maintains high electrical resistivity even at elevated temperatures.
- Low Thermal Expansion: Matches the coefficient of thermal expansion of silicon, ideal for semiconductor substrates.
- Excellent Mechanical Strength: Possesses good mechanical properties for structural integrity.
- High-Temperature Stability: Performs reliably in harsh environments and at high temperatures.
- Non-Toxic: A safe alternative to beryllium oxide (BeO) ceramics.
Specification of Heat Dissipation Aluminum Nitride Substrate Aln Ceramic Plate for PCB
This Aluminum Nitride (AlN) ceramic plate handles heat for demanding PCB applications. It moves heat away fast. Its thermal conductivity is outstanding, often exceeding 170 W/mK. This beats common alumina ceramics significantly. High heat needs a path out. This plate provides that path efficiently.
It keeps electricity out too. AlN is a strong electrical insulator. This prevents shorts on your board. High voltage is no problem. The material withstands high breakdown voltages reliably.
The plate stays stable under stress. Its mechanical strength is good. It handles physical pressure well. Temperature swings cause minimal movement. AlN expands very little when heated. Its thermal expansion closely matches silicon. This reduces stress on delicate components. Connections stay secure longer.
Precision matters. These substrates are manufactured to tight tolerances. Flat surfaces are essential. Surface finish is smooth. This ensures reliable component mounting and bonding. Laser cutting achieves complex shapes cleanly. Drilling creates precise holes for connections.
Heat sinks and power modules use this material frequently. LED lighting demands efficient cooling. AlN delivers. High-power RF devices generate intense heat. This plate absorbs and spreads it effectively. Semiconductor packaging relies on its thermal performance. Electric vehicle power systems benefit greatly.
The material resists chemical attack. Harsh environments are manageable. Long-term reliability is a key advantage. Performance stays consistent. It offers a robust thermal solution where others fail. Your electronics run cooler and last longer.
Applications of Heat Dissipation Aluminum Nitride Substrate Aln Ceramic Plate for PCB
Aluminum Nitride ceramic plates are vital for electronics needing excellent heat removal. These AlN substrates move heat away from hot components very effectively. This prevents overheating which can damage parts or cause failure. They are much better than many other materials at conducting heat. This makes them perfect for demanding situations.
High-power LED lighting produces significant heat. AlN substrates manage this heat efficiently. They keep the LED chips cooler. Cooler chips last longer and shine brighter. This improves light quality and reliability significantly. AlN is essential for powerful, long-lasting LED lights.
RF and microwave devices also get very hot. AlN ceramic plates handle this heat superbly. They keep the sensitive circuits stable. Stable circuits mean signals stay clean and strong. This is critical for top performance in communication gear and radar systems.
Power electronics like IGBTs and MOSFETs generate intense heat during operation. AlN substrates are key here. They pull heat away from these powerful switches fast. This allows the electronics to run safely at higher power levels. It also makes the whole system more reliable and compact.
Semiconductor packaging uses AlN substrates too. They protect delicate chips inside. More importantly, they whisk heat away from the chip core. This prevents the chip from getting too hot. Effective cooling lets chips run faster and perform better without burning out.
Laser diodes need precise temperature control. AlN substrates provide this. They quickly remove the heat generated when the laser operates. Stable temperatures mean the laser beam stays consistent and reliable. This is crucial for industrial lasers and medical devices.
Power modules integrate many components. AlN plates serve as the base. Their main job is pulling heat out from all the parts inside. This keeps the entire module running cool. Cooler modules handle more power and last much longer. AlN enables smaller, more powerful designs.
Company Profile
Tanki New Materials Co.Ltd. focus on the research and development, production and sales of ceramic products, serving the electronics, ceramics, chemical and other industries. Since its establishment in 2015, 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 Aerogel, Aluminum Nitride, Aluminum Oxide, Boron Carbide, Boron Nitride, Ceramic Crucible, Ceramic Fiber, Quartz Product, Refractory Material, Silicon Carbide, Silicon Nitride, ect. please feel free to contact us.

Payment Methods
T/T, Western Union, Paypal, Credit Card etc.
Shipment Methods
By air, by sea, by express, as customers request.
5 FAQs of Heat Dissipation Aluminum Nitride Substrate Aln Ceramic Plate for PCB
What makes aluminum nitride good for heat dissipation?
Aluminum nitride moves heat away fast. It does this better than most ceramics. This stops parts from getting too hot. Your PCB stays cooler and works better.
Is aluminum nitride safe for circuit boards?
Yes. Aluminum nitride doesn’t let electricity pass through. It’s a strong insulator. This protects your circuits. It keeps signals clean and prevents shorts.
How tough is the AlN ceramic plate?
Very tough. Aluminum nitride handles high heat easily. It doesn’t crack under sudden temperature changes. It resists chemical damage too. Your PCB base stays reliable longer.
Where is AlN substrate used most?
It’s vital in high-power electronics. Think LED lights generating lots of heat. Power modules in electric cars need it. RF devices and laser diodes rely on it. Anywhere heat builds up fast, AlN helps.
Any special handling for AlN plates?
Yes. Aluminum nitride is hard but brittle. Be careful not to drop it. Avoid sharp impacts during assembly. Use the right tools. Follow the supplier’s mounting instructions exactly. This prevents cracks.
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