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Rogers RT duroid 5880

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Rogers RT/duroid 5880 PCB

Rogers RT/Duroid 5880 is a high-performance laminate material that is widely used in the field of RF/microwave applications. It is a type of high-frequency circuit board material manufactured by Rogers Corporation, a leading supplier of advanced materials for various industries.

Rogers 5880 RT Duroid Substrate

Rogers 5880 RT Duroid is a high-performance substrate used in the fabrication of RF/microwave circuits and antenna systems. It is a PTFE composite material reinforced with glass. The RT Duroid 5880 substrate offers excellent electrical properties, low loss, and high thermal stability, making it well-suited for high-frequency applications.

Here are some key characteristics and features of Rogers 5880 RT Duroid substrate:

Dielectric Constant (Dk): Rogers 5880 RT Duroid has a low and stable dielectric constant, typically around 2.2. This low Dk value helps maintain signal integrity and allows for efficient transmission of high-frequency signals.

Loss Tangent (Df): The loss tangent of Rogers 5880 RT Duroid is exceptionally low, contributing to low signal loss and high-quality performance in RF/microwave circuits.

Thermal Stability: The RT Duroid 5880 substrate exhibits excellent thermal stability, enabling it to withstand high operating temperatures without significant changes in its electrical properties. This makes it suitable for applications that require reliable performance in challenging thermal environments.

Mechanical Strength: The glass reinforcement in Rogers 5880 RT Duroid enhances its mechanical strength, providing durability and dimensional stability to the substrate. This strength allows for precise machining, cutting, and fabrication processes.

Chemical Resistance: RT Duroid 5880 offers excellent resistance to various chemicals, including solvents and acids. This chemical resistance contributes to the longevity and reliability of circuits fabricated with this substrate.

Environmental Friendliness: Rogers 5880 RT Duroid substrate is known for being environmentally friendly, with compliance to various industry regulations and standards.

When using Rogers 5880 RT Duroid substrate for circuit fabrication, it is essential to follow the manufacturer’s guidelines and recommended fabrication processes to ensure optimal performance and reliability. These may include considerations for controlled impedance, layer stackup design, via placement, and other factors specific to the substrate and the desired circuit performance.

Rogers Corporation, the manufacturer of Rogers 5880 RT Duroid, provides detailed technical documentation and application notes that offer specific guidelines for using this substrate in circuit fabrication. It is recommended to consult these resources or seek assistance from PCB fabrication experts familiar with Rogers materials to achieve the best results.

Applications of Rogers RT/Duroid 5880

RF/Microwave circuitry: It is commonly used in high-frequency applications such as amplifiers, filters, couplers, antennas, and other RF/microwave components.

Aerospace and defense: RT/Duroid 5880 is utilized in radar systems, satellite communication systems, avionics, missile guidance systems, and other military and aerospace applications that require high-frequency performance.

Wireless communication: It is employed in base stations, wireless infrastructure, cellular networks, and wireless backhaul systems.

Test and measurement: The material is used for high-frequency test boards, probes, and test fixtures.

Automotive radar systems: RT/Duroid 5880 is suitable for automotive radar applications, including collision avoidance systems and adaptive cruise control.

High-speed digital applications: It can be utilized in high-speed digital designs requiring controlled impedance and low signal loss.

The excellent electrical properties, stability, and reliability of Rogers RT/Duroid 5880 make it a preferred choice for high-frequency applications where signal integrity and low loss are critical.

Why Rogers RT/Duroid 5880 A Reliable PCB Substrate for RF Application

Rogers RT/Duroid 5880 is a popular PCB substrate used for RF (Radio Frequency) applications due to a variety of reasons. Here are some key factors that make it a reliable choice:

Low Dielectric Constant:

The Rogers RT/Duroid 5880 has a low dielectric constant of 2.20 ± 0.02. This low dielectric constant reduces signal loss and enhances signal integrity, which is crucial for high-frequency and RF applications.

Low Loss Tangent:

It has a low loss tangent (0.0009 at 10 GHz), which means that the material has less inherent signal loss. For RF applications, this is a crucial property because it allows for higher efficiency and better performance.

High Frequency Performance:

Given its low dielectric constant and low loss tangent, Rogers RT/Duroid 5880 is well-suited for high-frequency performance. It is designed to maintain its properties over a wide range of frequencies, making it ideal for RF applications.

Excellent Thermal Stability:

Rogers RT/Duroid 5880 has excellent thermal stability. It can withstand high temperatures without deformation, making it suitable for applications that may involve high power levels or that may be exposed to harsh environmental conditions.

Mechanical Stability:

This material also possesses excellent mechanical stability, which is important for maintaining the physical and electrical integrity of the PCB during the manufacturing process and in the field.

Moisture Resistance:

Rogers RT/Duroid 5880 is highly resistant to moisture absorption. This makes it suitable for use in environments where the substrate may be exposed to humidity or other moisture sources, which could otherwise degrade performance over time.

All in all, the combination of these properties makes Rogers RT/Duroid 5880 a reliable PCB substrate for RF applications. It provides stable electrical performance, excellent thermal and mechanical stability, and resistance to environmental factors.

Rogers RT/Duroid 5880 Fabrication Steps

Rogers RT/Duroid 5880 is a high-frequency laminate material widely used in the fabrication of RF/microwave circuits and antenna systems. It offers excellent electrical properties, low loss, and high thermal stability, making it suitable for a range of high-frequency applications.

The fabrication process for Rogers RT/Duroid 5880 typically involves the following steps:

Material Selection: Choose the appropriate thickness and copper weight of the RT/Duroid 5880 laminate based on the specific requirements of your design.

Panel Preparation: Cut the RT/Duroid 5880 laminate into panels of the desired size using precision cutting tools. Ensure that the panels are clean and free from any contaminants.

Cleaning: Thoroughly clean the panels to remove any dirt, grease, or other impurities that may affect the adhesion and quality of the circuitry.

Imaging: Apply a photosensitive material, called a photoresist, to the surface of the RT/Duroid 5880 panels. Expose the photoresist to ultraviolet light through a photomask that contains the desired circuit pattern.

Developing: Develop the exposed panels in a developer solution, which removes the unexposed photoresist, leaving behind the desired circuit pattern.

Etching: Etch the copper surface of the panels using an etchant solution that selectively removes the exposed copper, leaving the circuit traces intact.

Stripping: Remove the remaining photoresist from the panels using a stripping solution, leaving the bare copper traces exposed.

Drilling: Drill holes through the panels at specific locations to create vias for interconnecting different layers of the circuit.

Plating: Plate the drilled vias with a conductive material to ensure electrical continuity between the different layers of the circuit.

Lamination: If your design requires multiple layers, laminate the fabricated RT/Duroid 5880 panels with additional layers of the same or different materials. This process may involve the use of heat and pressure to bond the layers together.

Finishing: Perform any necessary finishing steps, such as surface treatment or coating, to protect the circuitry and improve its performance.

It’s important to note that the specific fabrication process may vary depending on the equipment and techniques used by the manufacturer or fabricator. Therefore, it’s recommended to consult the manufacturer’s guidelines, application notes, or reach out to a trusted PCB fabrication service provider for detailed instructions on the fabrication of circuits using Rogers RT/Duroid 5880.

Considerations for Using Rogers Duroid 5880 Laminate in Multilayer PCB Fabrication

When using Rogers Duroid 5880 laminate to fabricate a multilayer PCB (Printed Circuit Board), there are several important factors to consider:

Dielectric Constant (Dk): Rogers Duroid 5880 has a low dielectric constant, typically around 2.2. It is essential to take this into account when designing your multilayer PCB, as it affects the impedance of transmission lines and the overall performance of high-frequency circuits. Ensure that the dielectric constant is consistent across all layers to maintain signal integrity.

Copper Cladding: Consider the thickness and type of copper cladding for your multilayer PCB. Rogers Duroid 5880 is often available with different copper weights, such as 0.5 oz, 1 oz, or 2 oz. The choice of copper weight depends on your design requirements, including current carrying capacity and thermal management.

Layer Stackup Design: Plan the layer stackup carefully to optimize signal integrity and minimize crosstalk. Rogers Duroid 5880 can be used as a core material in the multilayer stackup, sandwiched between other layers of laminates or prepreg. Pay attention to the arrangement of power and ground planes to ensure proper decoupling and impedance control.

Thermal Considerations: Rogers Duroid 5880 exhibits excellent thermal stability, but it’s still important to consider thermal management in your design. High-power components or circuits may generate heat, so plan for appropriate heat dissipation techniques such as thermal vias, heat sinks, or copper pours.

Fabrication Techniques: Rogers Duroid 5880 requires specialized fabrication techniques due to its unique properties. Ensure that your PCB manufacturer has experience working with this laminate and can provide the necessary processes, such as controlled impedance routing, drilling, plating, and lamination, to achieve optimal results.

Design for Manufacturability (DFM): Follow good DFM practices to ensure manufacturability and reliability of your multilayer PCB. Communicate with your PCB manufacturer and provide them with the necessary design files, including accurate layer stackup information, drill files, and fabrication notes, to avoid any misinterpretations during the manufacturing process.

Cost Considerations: Rogers Duroid 5880 is a high-performance laminate, and its cost is typically higher compared to standard FR-4 materials. Consider the overall budget for your project and balance the performance requirements with cost constraints.

It’s advisable to consult with PCB design and manufacturing experts, as well as Rogers Corporation or authorized distributors, to obtain specific guidelines and recommendations for using Rogers Duroid 5880 laminate in your multilayer PCB fabrication.

Rogers 5880 Vs FR4

Rogers 5880 and FR-4 are two distinct materials used in the fabrication of laminates for different applications, particularly in the realm of high-frequency circuitry. Let’s explore the differences and similarities between Rogers 5880 and FR-4:

Dielectric Constant (Dk): FR-4 has a higher dielectric constant compared to Rogers 5880. FR-4 typically has a Dk value of around 4.5, while Rogers 5880 offers a lower Dk value of approximately 2.2. This difference in Dk affects the propagation speed and impedance characteristics of signals in the respective materials.

Thermal Decomposition Temperature: Both FR-4 and Rogers 5880 have specified temperature thresholds for decomposition. FR-4 typically decomposes at temperatures around 305 degrees Celsius, while Rogers 5880 has a higher decomposition temperature of approximately 500 degrees Celsius. These values indicate the thermal limits of the materials.

Dielectric Constant Variation: Rogers 5880 exhibits a more stable dielectric constant across a wide frequency range and different panel sizes compared to FR-4. This stability is crucial for maintaining consistent signal performance in high-frequency applications.

Electrical Loss: Rogers 5880 offers lower electrical loss compared to FR-4. This low-loss characteristic of Rogers 5880 contributes to improved signal integrity and reduced attenuation in high-frequency circuits.

Price: In terms of cost, FR-4 is generally less expensive than Rogers 5880. The higher performance and specialized properties of Rogers 5880 contribute to its higher price point.

Flammability Rating: Both FR-4 and Rogers 5880 share the same UL 94 V-0 flammability rating. This rating signifies that both materials meet the necessary fire safety standards.

Moisture Absorption: The moisture absorption of FR-4 typically falls within the range of 0.15% to 0.25%. Moisture absorption can impact the electrical properties and dimensional stability of the material.

When selecting between FR-4 and Rogers 5880, it is crucial to consider the specific requirements of the application, such as frequency range, signal integrity, thermal performance, and budget constraints. FR-4 is commonly used in applications that operate at lower frequencies, while Rogers 5880 is favored for high-frequency applications where low loss and stable electrical properties are essential. Consulting with PCB design and manufacturing experts can provide further guidance in selecting the appropriate material for a given project.

Comparison of Rogers RT/duroid 5880 and Rogers 4000 Laminates

Rogers RT/Duroid 5880 and Rogers 4000 laminates are both high-performance materials manufactured by Rogers Corporation, but they have some differences in terms of their properties and applications. Here’s a comparison between the two:

Dielectric Constant (εr):

●RT/Duroid 5880: It has a low dielectric constant of approximately 2.20, offering excellent signal integrity and low loss characteristics.

●Rogers 4000: It has a higher dielectric constant, typically ranging from 3.38 to 3.66, which can be advantageous for certain applications requiring controlled impedance.

Dissipation Factor:

●RT/Duroid 5880: It provides a low dissipation factor, resulting in minimal signal loss and high-quality signal transmission.

●Rogers 4000: It also offers a low dissipation factor, ensuring efficient signal propagation.

Thermal Stability:

●RT/Duroid 5880: It exhibits good thermal stability, making it suitable for applications involving elevated temperatures.

●Rogers 4000: It has enhanced thermal stability compared to RT/Duroid 5880, allowing it to withstand higher temperatures and more demanding thermal environments.


●RT/Duroid 5880: It is commonly used in high-frequency applications, such as amplifiers, filters, couplers, antennas, and RF/microwave components. It finds applications in aerospace, defense, wireless communication, automotive radar, and high-speed digital designs.

●Rogers 4000: It is well-suited for high-frequency applications that require controlled impedance, such as power amplifiers, antennas, base stations, and radar systems. It is often utilized in wireless communication, aerospace, and defense industries.

When selecting between RT/Duroid 5880 and Rogers 4000 laminates, the choice depends on the specific requirements of your application. If you prioritize a lower dielectric constant and excellent signal integrity, RT/Duroid 5880 may be the preferred option. On the other hand, if controlled impedance and higher thermal stability are crucial, Rogers 4000 laminates could be more suitable. It is recommended to consult with PCB material experts or Rogers Corporation for detailed technical specifications and guidance based on your specific project needs.

Final Thoughts

We have conducted a thorough analysis and assessment of Rogers RT/Duroid 5880, along with other pertinent details. The Rogers RT/Duroid 5880 laminate material offers exceptional suitability for a wide range of applications, including missile guidance systems, military radar installations, radio antennas, microstrip circuits, and various other high-frequency electronic components.

At JarnisTech PCB, we possess the necessary expertise and utilize advanced manufacturing processes to produce top-quality PCBs using Rogers RT/Duroid 5880. Our commitment to excellence ensures that we meet the specific requirements and project needs of our clients. By leveraging our capabilities, you can rest assured that your PCB manufacturing needs will be met with the highest standards of quality and precision.

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