PCB manufacturers often consider certain factors before choosing PCB material. Some applications require some special properties. Therefore, it is important to choose a PCB material that suits your application’s requirements. The dielectric constant is an important property to consider when choosing from different PCB materials.
Some applications require low dielectric constant while some require high dielectric constant. However, the Doosan Low Dk DS-8402H is specially designed for low dielectric applications. The choice of a PCB material isn’t focused on one parameter. The Doosan Low DK DS-8402H PCB material isn’t just a low dielectric material, it offers other properties. Therefore, in this article, we will discuss the effect of Doosan Low DK DS-8402H in PCBs.
What is Doosan Low DK DS-8402H PCB Material?
Doosan low Dk DS-8402H is an FR-4 substrate material with low dielectric constant. This PCB material is halogen-free and features a high glass transition temperature. Also, the Doosan low Dk DS-8402H PCB material is essential for PCB fabrication. This is because this material has some benefits in the GHz range. Typically, a low DK material features a low dielectric constant. Also, the dielectric constant of a material determines signal behavior in an application.
Doosan low Dk DS-8402H features a low Dk value due to its components. PCB designers tend to work around the dielectric constant of a material. However, it is important to note that the Dk of some PCB materials isn’t constant.
Asides from a low dielectric constant, Doosan low Dk DS-8402H features great mechanical and thermal properties. Also, this PCB material is commonly used for manufacturing PCBs. Doosan low Dk DS-8402H is water-resistant and durable. Also, it offers great insulation between PCB layers. In addition, this material is flame retardant. This means that it prevents fire from spreading.
Doosan low Dk DS-8402H is an ideal choice for various electronic applications. Also, it is adaptable to various manufacturing processes. This material is a reliable choice when considering impedance considerations and signal integrity in applications. Also, this PCB material features a low dissipation factor.
Properties of Doosan low Dk DS-8402H PCB Material
Doosan low Dk DS-8402H is an FR-4 substrate material with great thermal, electrical, and mechanical properties. Also, these properties contribute to the performance and functionality of circuit boards.
Low dissipation factor
The dissipation factor of Doosan low Dk DS-8402H is 0.008. This is a very low value. Therefore, this material can serve as a good insulating material. Materials with lower dissipation factor always have a great insulator system. Doosan low Dk DS-8402H can hold energy when used in an electronic application.
Low dielectric constant
This is an electrical property that contributes to signal integrity. Generally, FR-4 substrates are ideal for impedance considerations and signal integrity. Also, the dielectric constant of Doosan low Dk DS-8402H is 3.4 at 1 GHz. This is considered very low.
Low water absorption rate
Doosan low Dk DS-8402H features a very low water absorption rate. This value is 0.28% at D-2/100. At D-24/23, the rate is 0.12%. Water absorption measures the ability of a material to resist water when immersed in water. Therefore, Doosan low Dk DS-8402H has low water absorption of 0.12% when immersed in water.
High glass transition temperature
The Tg value of Doosan low Dk DS-8402H is 190 degrees Celsius. Also, the high Tg value of this PCB material makes it a better option. High Tg materials are ideal for use in high temperatures. Also, this property contributes to the thermal reliability of Doosan low Dk DS-8402H.
High decomposition temperature
The decomposition temperature of Doosan low Dk DS-8402H is 380 degrees Celsius. Therefore, this PCB material is very functional in very high temperatures.
Low Z-axis expansion
This is a great thermal property of Doosan low Dk DS-8402H PCB material. It features 2.8% Z-axis expansion. Therefore, this indicates a great thermal performance.
Advantages of Doosan low Dk DS-8402H PCB Material
Great thermal properties
Doosan low Dk DS-8402H has great thermal properties. Most PCB manufacturers opt for material that offers good thermal performance. For instance, this material features a high Tg and Td value. These properties help a material to withstand varying temperatures.
Cost-effective
This PCB material is a cost-effective option for PCB fabrication. Also, it is a PCB base material commonly known for its low cost.
UL-94 Flammability
Doosan low Dk DS-8402H is a flame retardant material that meets the UL-94 V-0 flammability standards. Also, this material prevents the spread of fire.
Great electrical properties
The electrical properties of this material are excellent. For instance, this material features a low dissipation factor. Also, this material features a very low dielectric constant. With these properties, this material can function well in electronic applications.
Factors to Consider when Choosing Doosan low Dk DS-8402H PCB Material
DS-8402H is a low Dk PCB material. Therefore, it is very crucial to consider some factors before choosing it. Sometimes, the Dk value of a PCB material isn’t the only factor to consider.
Operational environment
This is the first factor you need to consider when choosing Doosan low Dk DS-8402H PCB Material. Also, the operational environment includes temperature and moisture. If the PCB will work under extreme industrial environments, Doosan low Dk DS-8402H isn’t ideal.
Temperature management
When choosing this PCB material, consider its temperature performance. You need to consider how much the Dk of this material changes with temperature. Also, this factor is very important when designing PCBs for hotter environments.
Space
If space saving is a crucial consideration, Doosan low Dk DS-8402H is an ideal option. Also, this PCB material is ideal for manufacturing compact devices. It saves spaces even when used for larger PCB projects.
Cost
This is another factor to consider when choosing this material. Doosan low Dk DS-8402H is a budget-friendly PCB material. Also, this material is commonly used due to its relatively low cost.
Conclusion
Most PCB materials offer different features. Also, most materials are anisotropic. Therefore, the DK value differs for different axes. The dielectric constant of a material can vary across frequencies and temperatures. However, Doosan low Dk DS-8402H maintains a stable Dk. This material is one of the best PCB materials. Also, it features great properties.
