Power

Applications

AI Data Centers

Aluminum nitride (AlN) enables high‑power semiconductor devices that meet the growing efficiency, density, and reliability demands of AI data center infrastructure.

 

  • Superior thermal conductivity for power density
  • Supports high‑voltage, high‑current operation
  • Improves efficiency in demanding workloads

Renewable Energy Storage

AlN substrates support efficient, reliable power conversion critical to grid stability and energy scalability.

 

  • Efficient heat management for power electronics
  • Enables high‑power, long‑duration operation
  • Enhances reliability in cyclic load conditions

Defense Power Systems

For naval, ground, and airborne platforms, AlN provides a robust material foundation for reliable power systems in mission‑critical defense environments.

  • High power handling for critical systems
  • Robust performance in extreme environments
  • Supports compact, high‑efficiency architectures

Benefits

  • Enables high‑voltage, high‑density power conversion
  • Superior thermal performance for dense architectures
  • Supports reliable, always‑on data infrastructure”

Single-Crystal AlN Substrates

Premium aluminum nitride substrates engineered for demanding dual-use applications in optoelectronics, power electronics, and RF systems. Our substrates deliver unmatched thermal performance and electrical isolation.

Key Specifications:

  • Thermal Conductivity: ≥ 300 W/mK
  • Diameter Range: 50.8 mm – 100 mm
  • Surface Roughness: Sub-nm SSP or DSP
  • Shape/Flatness: Industry-accepted metrics
  • Miscut: 0.2 degrees (0-4 degrees custom)

RESOURCES

Documentation

Article

AlN Basics

Introduction to aluminum nitride substrates, material properties, and common applications.
 

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Library

Technical Papers

Collection of technical resources and supporting documentation related to AlN substrates.
 

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PDF

CISM 100mm Substrate Datasheet

Technical datasheet covering specifications and performance information for 100 mm substrates.
 

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Article

New Pilot Production Line for 100 mm Aluminum Nitride (AlN) Substrates at Crystal IS

Overview of Crystal IS pilot production capabilities and manufacturing expansion for AlN substrates.
 

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Article

The Future of AlN Substrates: Powering Tomorrow’s Technologies

Discussion of future applications and opportunities enabled by advanced aluminum nitride substrates.
 

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Technical Paper

Progress in Achieving Large Diameter Native AlN Substrates

Research covering developments and challenges in scaling large diameter native AlN substrates.
 

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