The Ultimate Guide to Hermetic Power Packages: Everything You Need to Know

Hermetic power packages are indispensable components in many high-demand industries, renowned for their exceptional strength and reliability.

This guide offers an in-depth look at hermetic power packages, including their applications, types, benefits, and key considerations for selecting the right one. Understanding these robust packages can significantly enhance the success of projects in aerospace propulsion, power converters, and more.

What Are Hermetic Power Packages?

Hermetic power packages are specialized enclosures that protect electronic components from moisture, dust, and extreme temperatures. Engineered for harsh conditions, they ensure long-term reliability and optimal performance by maintaining an airtight seal that prevents contaminants from reaching sensitive components.

Key Benefits

Hermetic power packages provide several significant benefits, making them essential in many demanding applications. Here are the key advantages:

• Strength and Reliability: Hermetic power packages are built to withstand extreme conditions, ensuring high reliability. Their robust design protects electronic components from environmental hazards, resulting in longer lifespans and fewer failures. Aerospace and industrial case studies often highlight their dependability under challenging conditions.

• Heat Dissipation: To avoid thermally damaging electronic components, effective heat management is essential. Hermetic power packages are designed to dissipate heat effectively, keeping internal temperatures within safe limits. This is crucial in high-power applications like power converters and motor drives, where excess heat can significantly impact performance.

• Customization: Hermetic power packages offer extensive customization to meet specific requirements. Options include various materials, sealing techniques, and designs tailored to particular applications. This flexibility ensures optimal protection and performance for diverse projects in aerospace, industrial, and other high-demand environments.

Types 

Our products include GTMS and CTMS feedthroughs, offering comprehensive customization to meet specific project needs.

Glass-to-Metal-Seal (GTMS) Feedthroughs

GTMS feedthroughs are renowned for their robust durability and superior sealing capabilities, making them ideal for high-pressure and high-temperature applications. The glass-to-metal seal provides a robust and reliable barrier against environmental contaminants, ensuring the protection of internal components.

Ceramic-to-Metal-Seal (CTMS) Feedthroughs

CTMS feedthroughs provide excellent electrical insulation and thermal conductivity, making them perfect for applications needing efficient heat dissipation.The ceramic-to-metal seal provides a strong, airtight enclosure that protects sensitive electronics while facilitating heat transfer.

Customization Options

GTMS and CTMS feedthroughs can be extensively customized to meet specific project requirements. Customizations can include modifications in size, shape, material composition, and sealing techniques to ensure optimal performance in particular applications.

Comparison Table

Applications

Hermetic power packages are utilized across a wide range of industries due to their durability and reliability. Here are some primary applications:

Aerospace Propulsion

Hermetic power packages are critical in aerospace propulsion systems. They protect electronic components from extreme conditions such as high temperatures, vibrations, and pressure variations encountered during flight. By ensuring reliable operation, these packages contribute to the overall safety and efficiency of aerospace propulsion systems.

Power Converters

In power conversion systems, hermetic power packages play a vital role. They house and protect components that convert electrical energy from one form to another, such as from AC to DC. The hermetic sealing increases the power converters' longevity and efficiency by protecting these delicate parts from outside influences that can negatively impact their performance.

Motor Drives

Motor drives need strong protection to operate reliably in diverse industrial environments.Hermetic power packages provide this protection, ensuring that the drives can operate without interruption despite exposure to dust, moisture, and other harsh conditions. This dependability is essential for sustaining uninterrupted industrial operations.

Switching Power Supplies

Switching power supplies benefit greatly from the protection offered by hermetic power packages. These packages ensure that the power supplies can maintain consistent performance and reliability by protecting the internal components from environmental stressors. This is especially vital in applications where a continuous power supply is crucial.

Power Hybrid Circuits

Hermetic power packages are essential for power hybrid circuits, which combine different power electronics technologies to achieve superior performance. The packages provide efficient heat dissipation, protecting the components from thermal damage and ensuring reliable operation.

Choosing the Right Hermetic Power Package

Choosing the right hermetic power package requires careful consideration to ensure it fulfills the specific needs of your application. Here are important considerations:

• Application Requirements:  Comprehend the specific needs of your application, including the operating environment, temperature range, and exposure to contaminants.This will help determine the necessary sealing properties and material choices for the hermetic package.
  

• Environmental Conditions: Evaluate the environmental conditions where the hermetic power package will be used.This includes factors such as pressure, humidity, vibration, and thermal cycling. It is crucial to select a package that can endure these conditions to ensure long-term reliability.

• Specific Needs: Evaluate any special needs your application might have, such as electrical insulation, thermal conductivity, or size constraints.Tailoring the hermetic power package to meet these requirements can improve performance and ensure compatibility with your system.

• Consulting with Experts: Consulting with us can provide valuable insights into the best hermetic power package for your application. We can offer guidance on material selection, sealing techniques, and customization options based on our experience and knowledge.

Conclusion

Whether you require exceptional strength, efficient heat dissipation, or customized designs, our hermetic power packages offer the versatility and reliability necessary for success in high-demand applications.