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Isola I-Tera MT40

Jarnistech > Isola PCB > Isola I-Tera MT40
Isola I-Tera MT40 PCB

In the fast-paced world of PCB manufacturing, the quest for materials that deliver exceptional electrical properties and reliability is unceasing. Enter Isola I-Tera MT40, a game-changer in the realm of high-performance laminates. This remarkable PCB material is designed to meet the demanding requirements of modern RF/microwave and high-speed digital designs, offering stability, low loss, and outstanding thermal performance. Join us on a journey as we explore the extraordinary capabilities of Isola I-Tera MT40 and uncover its potential to revolutionize the world of PCB manufacturing.

Introduction of Isola I-Tera MT40

Isola I-Tera MT40 is a highly regarded PCB laminate known for its exceptional electrical properties and low loss characteristics. It exhibits remarkable stability across a wide temperature and frequency range, making it an excellent choice for modern RF/microwave and high-speed digital PCB designs. One of its key advantages is its consistent dielectric constant, which remains stable even in extreme temperature conditions ranging from -55 to +125 degrees Celsius.

Moreover, Isola I-Tera MT40 boasts an impressively low dissipation factor of 0.0031, making it a cost-effective alternative to other RF/microwave laminate materials such as Teflon. This attribute contributes to its appeal as it ensures efficient signal transmission and reduces signal loss. Additionally, Isola I-Tera MT40 is available in both prepreg and laminate forms, allowing for flexibility in design and fabrication. It comes in standard panel sizes and typical thicknesses, providing a comprehensive solution for RF/microwave and high-speed digital multilayer PCB applications.

Unlike PTFE-based laminates, which often require special treatments for through-holes, Isola I-Tera MT40 is a reliable PCB laminate that eliminates the need for such additional measures. This simplifies the manufacturing process and ensures consistent performance and reliability.

Properties Feature of Isola I-Tera MT40 Materials

Electrical Performance:

Isola I-Tera MT40 demonstrates remarkable electrical performance, primarily attributed to its stable dielectric constant (Dk) of 3.45. This material maintains a consistent Dk across a broad frequency range, ensuring reliable and predictable electrical characteristics, making it highly suitable for various applications.

High Glass Transition Temperature:

Another notable feature of Isola I-Tera MT40 is its exceptionally high glass transition temperature (Tg) of 200 degrees Celsius. This elevated Tg endows the PCB with enhanced performance capabilities, particularly in demanding applications. Moreover, the material exhibits excellent resistance to high temperatures, ensuring its durability and reliability within its operational temperature limit of 200 degrees Celsius.

To further emphasize its thermal properties, Isola I-Tera MT40 possesses a high decomposition temperature. At 5% weight loss, the material reaches a Tg of 360 degrees Celsius, indicating its ability to withstand chemical decomposition at elevated temperatures.

Low Water Absorption Rate:

Isola I-Tera MT40 also exhibits a low water absorption rate of 0.1%, making it highly suitable for deployment in humid environments. This property significantly influences the material’s electrical and thermal characteristics, ensuring consistent performance even in moisture-prone conditions.

Low Dissipation Factor:

Furthermore, Isola I-Tera MT40 boasts a low dissipation factor (Df) of 0.0031 at frequencies of 2GHz, 5GHz, and 10GHz. This low and stable Df over a wide frequency range indicates minimal dielectric losses, making it an excellent choice for applications where low loss characteristics are crucial.

Thermal Conductivity:

Lastly, Isola I-Tera MT40 possesses a thermal conductivity of 0.61 W/m/K, rendering it an effective insulator that restricts the transfer of heat through the material. This property contributes to efficient thermal management within the PCB, ensuring optimal performance and preventing overheating issues.

Benefits of Isola I-Tera MT40 PCB Material


Isola I-Tera MT40 is fully compliant with the Restriction of Hazardous Substances (RoHS) directive. This compliance ensures that the material meets the stringent standards set forth by RoHS, which restricts the use of harmful substances in PCB materials. As a result, Isola I-Tera MT40 is considered safe and environmentally friendly for use in PCB fabrication.

UL94 V-0 Standard:

Furthermore, Isola I-Tera MT40 is compatible with the processing techniques used for FR-4 materials. It possesses flame retardant properties that conform to the UL94 V-0 standard, providing an added layer of safety and reliability during operation.

Thermal Reliability:

The thermal reliability of Isola I-Tera MT40 is a notable advantage of this material. Its high glass transition temperature (Tg) and decomposition temperature (Td), combined with its low water absorption rate, contribute to its exceptional thermal performance. These properties ensure that the material can withstand elevated temperatures and maintain its structural integrity, making it highly reliable in demanding thermal environments.

CAF Resistance:

Isola I-Tera MT40 is also specifically designed as an anti-Conductive Anodic Filament (CAF) PCB material. CAF refers to the formation of metallic filaments through electrochemical processes, which has been a significant concern in the electronics industry. By utilizing Isola I-Tera MT40, the risk of CAF occurrence is mitigated, enhancing the reliability and lifespan of the PCB.

Multi-layer PCB Fabrication:

Lastly, Isola I-Tera MT40 is well-suited for multilayer PCB fabrication. Multilayer boards offer increased functional density within a compact space, making them ideal for designs that require high levels of integration. Isola I-Tera MT40 provides the necessary properties and characteristics to support the construction of reliable and efficient multilayer PCBs.

Limitations on the Use of Isola I-Tera MT40 Materials

The Isola I-Tera MT40 material, commonly used in PCB (Printed Circuit Board) fabrication, has several limitations that should be considered:

Cost: I-Tera MT40 is a relatively expensive material compared to other PCB options, which could impact the overall cost of the project.

Availability: The availability of I-Tera MT40 might be limited compared to more commonly used PCB materials, making it harder to source and potentially causing delays in production.

Complexity: Working with I-Tera MT40 may require specialized expertise and equipment due to its unique properties. This could increase the complexity of PCB fabrication and limit the number of manufacturers capable of working with this material.

Processing limitations: I-Tera MT40 has specific processing requirements, such as controlled temperature and humidity conditions, which may restrict its use in certain manufacturing environments or regions.

Mechanical properties: While I-Tera MT40 offers good electrical performance, its mechanical properties, such as rigidity and flexibility, may not be optimal for all applications. It might not be suitable for designs that require high levels of flexibility or resilience.

Design constraints: The characteristics of I-Tera MT40 may impose certain design limitations. For example, its lower thermal conductivity might require additional attention to heat dissipation in high-power applications.

It’s crucial to consider these limitations when deciding whether to use Isola I-Tera MT40 in a specific PCB design, weighing the benefits against the associated constraints and requirements.

Consideration When Using Isola I-Tera MT40 in PCB Design

When using Isola I-Tera MT40 in PCB (Printed Circuit Board) design, several important considerations should be taken into account:

Material properties: Familiarize yourself with the specific properties of Isola I-Tera MT40, such as dielectric constant, dissipation factor, and thermal conductivity. These properties will affect the performance of your PCB design, especially in high-frequency applications.

Signal integrity: Isola I-Tera MT40 has excellent signal integrity characteristics, making it suitable for high-speed and high-frequency designs. Consider the impedance control requirements of your design and ensure that the material’s properties align with your signal integrity goals.

Thermal management: I-Tera MT40 has lower thermal conductivity compared to some other PCB materials. Evaluate the thermal requirements of your design, particularly if it involves high-power components. Additional measures, such as heat sinks or thermal vias, may be necessary to ensure adequate heat dissipation.

Design flexibility: Isola I-Tera MT40 is a relatively rigid material, so it may not be suitable for applications that require extensive flexing or bending. Consider the mechanical requirements of your design and choose a material that offers the necessary level of flexibility if required.

Manufacturing expertise: I-Tera MT40 has specific processing requirements due to its unique properties. Ensure that your PCB manufacturer is experienced and equipped to work with this material to avoid manufacturing issues or delays.

Cost considerations: Isola I-Tera MT40 is generally more expensive compared to other PCB materials. Evaluate the cost implications of using this material and determine if its benefits outweigh the associated expenses.

By considering these factors, you can effectively incorporate Isola I-Tera MT40 into your PCB design and leverage its desirable properties for optimal performance and functionality.

Key Factor Using Isola I-Tera MT40 for PCB Manufacturing

When using Isola I-Tera MT40 in PCB manufacturing, there are several key factors to consider:

1. Design Considerations: Ensure that the design of the PCB takes into account the electrical and thermal properties of Isola I-Tera MT40. Consider factors such as trace widths, spacing, and impedance control to optimize signal integrity and minimize signal loss. Additionally, consider the layer stackup and the number of layers required for the desired functionality.

2. Manufacturing Process: Isola I-Tera MT40 is compatible with standard PCB manufacturing processes, including drilling, plating, and soldering. However, it is important to ensure that the chosen fabrication processes and equipment are suitable for working with this laminate material. Pay attention to any specific requirements or recommendations provided by Isola for processing Isola I-Tera MT40.

3. Thermal Management: Given the high thermal reliability of Isola I-Tera MT40, it is essential to consider thermal management strategies during PCB manufacturing. This includes proper placement of heat-generating components, use of appropriate copper weights for heat dissipation, and consideration of additional cooling mechanisms if required.

4. Material Handling: Handle Isola I-Tera MT40 with care to avoid damage or contamination. Follow recommended storage conditions to maintain the material’s electrical and mechanical properties. Ensure that the material is properly stored, protected from moisture, and handled in a controlled environment to prevent any adverse effects on its performance.

5. Environmental Considerations: Isola I-Tera MT40 is RoHS compliant, which means it meets specific environmental standards. However, it is important to ensure that the manufacturing processes used with this material also comply with environmental regulations and best practices.

6. Testing and Quality Control: Implement thorough testing and quality control measures to verify the performance and reliability of the PCBs manufactured with Isola I-Tera MT40. This may include electrical testing, thermal analysis, signal integrity simulations, and other relevant tests to ensure the PCBs meet the desired specifications and performance requirements.

By considering these factors, PCB manufacturers can maximize the benefits of Isola I-Tera MT40 and ensure the successful integration of this laminate material into their PCB designs.

Which Industries Use Isola I-Tera MT40 PCB Materials?

Isola I-Tera MT40 PCB materials are used in a wide range of industries that require high-performance and high-frequency PCB designs. Some of the industries that commonly utilize Isola I-Tera MT40 materials include:

Medical Devices: Medical devices often require high-performance PCBs to ensure accuracy and reliability in critical medical applications. Isola I-Tera MT40 can be found in medical imaging equipment, diagnostic devices, patient monitoring systems, and other medical electronics.

Telecommunications: The telecommunications industry relies on high-speed and high-frequency PCBs for network infrastructure, base stations, routers, and other communication equipment. Isola I-Tera MT40 is suitable for these applications due to its excellent signal integrity properties.

Industrial Automation: In industrial automation, where precision, reliability, and high-speed data processing are essential, Isola I-Tera MT40 is employed in PCBs for controllers, robotics, servo drives, and other automation equipment.

Aerospace and Defense: The aerospace and defense industries often require PCBs that can withstand extreme conditions and maintain signal integrity in critical systems, such as radar systems, avionics equipment, satellites, and military communications. Isola I-Tera MT40’s performance characteristics make it a preferred choice.

Automotive: The automotive industry increasingly incorporates advanced electronics and connectivity features in vehicles. Isola I-Tera MT40 is used in automotive PCB applications such as sensor modules, infotainment systems, advanced driver assistance systems (ADAS), and electric vehicle components.

These industries leverage the unique electrical and high-frequency performance characteristics of Isola I-Tera MT40 to meet their stringent requirements for signal integrity, reliability, and functionality in their PCB designs.

In Conclusion

Isola I-Tera MT40 stands as a pinnacle of excellence in the realm of PCB materials. With its stable dielectric constant, high glass transition temperature, and low dissipation factor, it empowers engineers and designers to unleash their creativity and push the boundaries of what is possible in RF/microwave and high-speed digital applications.

Its RoHS compliance, compatibility with FR-4 processes, and anti-CAF properties further solidify its position as a reliable and versatile choice. Isola I-Tera MT40 is not just a laminate; it is a catalyst for innovation, enabling the creation of cutting-edge PCBs that deliver unparalleled performance. Embrace the power of Isola I-Tera MT40 and unlock a world of limitless possibilities in PCB manufacturing. The future is here, and it is powered by Isola I-Tera MT40.

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