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In this article, we’ll discuss what really characterizes the high speed TU-872 SLK SP laminate. The relevant information is available for pcb design engineers to refer to in the selection of materials. QFPCB offers the best services when it comes to the high speed low loss circuit board, so please feel free to contact us.
What is the high speed low loss TU-872 SLK SP?
TU-872 SLK Sp is formulated from a high-performance, modified epoxy FR-4 resin. This material is reinforced with innovative woven glass fabric and specifically engineered to possess an exceptionally low dielectric constant and dissipation factor, making it ideal for high-speed, low-loss, and high-frequency circuit board applications. The material is not only compatible with lead-free environmental protection processes but also maintains compatibility with traditional FR-4 processing techniques.
Additionally, the laminates of TU-872 SLK Sp demonstrate superior coefficient of thermal expansion (CTE), chemical resistance, moisture resistance, thermal stability, conductive anodic filament (CAF) resistance, and enhanced toughness due to the incorporation of an allyl network-forming compound.
Features of the high speed low loss TU-872 SLK SP data sheet
Characteristics of TU-872 SLK Sp:
Dielectric Constant (Dk) less than 3.5
The low Dk of TU-872 SLK Sp ensures minimal signal distortion, crucial for high-speed signal transmission. A lower Dk value allows for better control of the impedance, leading to improved performance in high-frequency applications.
Dissipation Factor (Df) less than 0.010
With an ultra-low dissipation factor, The material minimizes signal loss during transmission. This low Df makes the material ideal for high-frequency and high-speed applications, where signal integrity is paramount.
Stable and Flat Dk/Df Performance
TU-872 SLK Sp offers excellent and stable Dk/Df performance across a wide frequency range, ensuring that signal loss and distortion are minimized in a variety of conditions. This stability is critical for the consistent operation of advanced electronic systems.
Improved Z-axis Thermal Expansion
The material exhibits enhanced z-axis thermal expansion properties, which helps mitigate the risks of thermal mismatches between the laminate and other components, thereby improving the reliability of the final product, especially in high-temperature environments.
Anti-CAF Capability
The laminate exhibits excellent resistance to Conductive Anodic Filament (CAF) formation, which is crucial for ensuring the long-term reliability of printed circuit boards (PCBs), especially in humid and high-stress environments.
Applications of the high speed low loss TU-872 SLK Sp Laminate
The outstanding properties of TU-872 SLK Sp laminate make it highly versatile and suitable for a wide range of demanding applications, including:
Radio Frequency (RF)
TU-872 SLK Sp is ideal for RF applications, where low signal loss and high-frequency stability are critical. Its low Dk and Df contribute to superior performance in RF circuits and devices.
Backpanel
In high-performance computing systems, the backpanel serves as the backbone for connecting various components. The material is excellent electrical properties and dimensional stability ensure reliable performance in these high-speed communication pathways.
High-Performance Computing (HPC)
The material’s ability to minimize signal loss and maintain consistent electrical characteristics makes it an excellent choice for high-performance computing systems, where data processing speed and accuracy are critical.
Line Cards & Storage
In networking hardware such as line cards and storage devices, TU-872 SLK Sp provides the necessary electrical performance to support fast data transfer rates and low power consumption.
Servers & Telecom & Base Stations
TU-872 SLK Sp is increasingly used in servers, telecommunications equipment, and base stations, where robust performance and stability are essential for handling large volumes of data and communication signals.
Office Routers
With the rise in demand for faster, more reliable networking solutions, TU-872 SLK Sp is an excellent choice for office routers, offering improved signal integrity and reliable performance in these networking devices.
Advantages of the high speed low loss TU-872 SLK Sp Laminate
Beyond its exceptional electrical and thermal properties, TU-872 SLK Sp laminate also offers a range of processing advantages that make it easier to work with in PCB manufacturing environments:
Lead-Free Process Compatibility
TU-872 SLK Sp is compatible with lead-free soldering processes, ensuring compliance with environmental and industry standards, particularly in electronics that require eco-friendly manufacturing practices.
Excellent Through-Hole and Soldering Reliability
TU-872 SLK Sp is designed to offer superior performance in through-hole applications, ensuring a robust and reliable soldering process. This enhances the overall longevity and functionality of electronic assemblies.
Superior Dimensional Stability, Thickness Uniformity, and Flatness
The laminate’s exceptional dimensional stability ensures that it retains its shape and integrity during manufacturing processes, even under extreme conditions. This results in improved consistency and quality across large-scale production runs.
Ultimately,TU-872 SLK Sp high-speed low-loss laminate offers a combination of excellent electrical properties, reliable performance, and easy manufacturability. Its low dielectric constant, low dissipation factor, and enhanced thermal stability make it ideal for applications in high frequency communication systems, high-performance computing, and telecommunications infrastructure. By choosing TU-872 SLK Sp, manufacturers can achieve superior performance, enhanced safety, and extended product lifetimes while benefiting from excellent price-performance value.
If you have any further questions, please feel free to leave a comment below or contact QFPCB by email ([email protected]).
