In today’s fast-paced electronics landscape, achieving superior signal integrity is paramount. Enter the RT/duroid 5880 PCB, engineered for excellence in high-frequency applications. This advanced laminate combines PTFE composites with glass microfibers, creating a robust foundation for both RF and microwave circuits.
Material Composition and Characteristics
The unique composition of RT/duroid 5880 ensures unmatched performance. With a dielectric constant of 2.2 and a low dissipation factor of 0.0009 at 10 GHz, this PCB is tailor-made for broadband applications, enabling reliable communication even in the most demanding environments.
Key Electrical Properties
One of the standout features of the RT/duroid 5880 is its stability across various temperature ranges, boasting a temperature coefficient of dielectric constant (TCDk) of -125 ppm/°C. This characteristic is crucial for maintaining consistent performance, particularly in applications that experience thermal cycling.
Property | RT/duroid 5880 | Direction | Units | Condition | Test Method | |
Dielectric Constant,εProcess | 2.20 2.20±0.02 spec. | Z | N/A | C24/23/50 C24/23/50 | 1 MHz IPC-TM-650 2.5.5.3 10 GHz IPC-TM 2.5.5.5 | |
Dielectric Constant,εDesign | 2.2 | Z | N/A | 8GHz to 40 GHz | Differential Phase Length Method | |
Dissipation Factor,tanδ | 0.0004 0.0009 | Z | N/A | C24/23/50 C24/23/50 | 1 MHz IPC-TM-650 2.5.5.3 10 GHz IPC-TM 2.5.5.5 | |
Thermal Coefficient of ε | -125 | Z | ppm/℃ | -50℃to 150℃ | IPC-TM-650 2.5.5.5 | |
Volume Resistivity | 2 x 107 | Z | Mohm cm | C/96/35/90 | ASTM D 257 | |
Surface Resistivity | 3 x 107 | Z | Mohm | C/96/35/90 | ASTM D 257 | |
Specific Heat | 0.96(0.23) | N/A | j/g/k (cal/g/c) | N/A | Calculated | |
Tensile Modulus | Test at 23℃ | Test at 100℃ | N/A | MPa(kpsi) | A | ASTM D 638 |
1070(156) | 450(65) | X | ||||
860(125) | 380(55) | Y | ||||
Ultimate Stress | 29(4.2) | 20(2.9) | X | |||
27(3.9) | 18(2.6) | Y | ||||
Ultimate Strain | 6 | 7.2 | X | % | ||
4.9 | 5.8 | Y | ||||
Compressive Modulus | 710(103) | 500(73) | X | MPa(kpsi) | A | ASTM D 695 |
710(103) | 500(73) | Y | ||||
940(136) | 670(97) | Z | ||||
Ultimate Stress | 27(3.9) | 22(3.2) | X | |||
29(5.3) | 21(3.1) | Y | ||||
52(7.5) | 43(6.3) | Z | ||||
Ultimate Strain | 8.5 | 8.4 | X | % | ||
7.7 | 7.8 | Y | ||||
12.5 | 17.6 | Z | ||||
Moisture Absorption | 0.02 | N/A | % | 0.62"(1.6mm) D48/50 | ASTM D 570 | |
Thermal Conductivity | 0.2 | Z | W/m/k | 80℃ | ASTM C 518 | |
Coefficient of Thermal Expansion | 31 48 237 | X Y Z | ppm/℃ | 0-100℃ | IPC-TM-650 2.4.41 | |
Td | 500 | N/A | ℃ TGA | N/A | ASTM D 3850 | |
Density | 2.2 | N/A | gm/cm3 | N/A | ASTM D 792 | |
Copper Peel | 31.2(5.5) | N/A | Pli(N/mm) | 1oz(35mm)EDC foil after solder float | IPC-TM-650 2.4.8 | |
Flammability | V-0 | N/A | N/A | N/A | UL 94 | |
Lead-free Process Compatible | Yes | N/A | N/A | N/A | N/A |
PCB Construction and Specifications
This PCB is constructed as 2-layer rigid boards, featuring a core thickness of 0.787 mm and copper layers of 35 μm. The construction is designed to optimize performance while ensuring ease of fabrication, with a minimum trace/space specification of 4/4 mils.
Advantages of RT/duroid 5880 PCBs
The benefits of using RT/duroid 5880 are numerous. Its low moisture absorption rate of just 0.02% makes it ideal for high-humidity environments, while its chemical resistance ensures longevity against solvents and reagents. This combination of properties makes RT/duroid 5880 the go-to solution for designers seeking reliability and performance.
Applications Across Industries
RT/duroid 5880 is versatile, finding its place in various applications such as commercial airline broadband antennas, guidance systems, and point-to-point digital radio antennas. Each application benefits from the PCB's ability to maintain signal integrity, even in challenging conditions.
Quality Assurance and Testing Standards
Prior to shipment, every RT/duroid 5880 PCB undergoes rigorous 100% electrical testing, adhering to IPC-Class-2 standards. This commitment to quality ensures that our customers receive only the best, setting a standard for high-performance PCBs.
Conclusion: The Impact of RT/duroid 5880 on the Electronics Industry
The RT/duroid 5880 PCB is more than just a circuit board; it is a transformative component that elevates high-frequency designs to new heights. With its unparalleled performance and reliability, RT/duroid 5880 is poised to shape the future of electronics, making it an essential choice for engineers and manufacturers alike.