In the world of electronics, the demand for innovative and reliable
printed circuit boards (PCBs) is ever-increasing. The IsoClad 933
PCB emerges as a standout solution, specifically designed for
applications that require high performance and durability, such as
conformal antennas, radar systems, and missile guidance
technologies.
Material Composition
This high frequncy PCB is constructed from IsoClad 933 laminates,
which are nonwoven fiberglass and PTFE composites. This unique
combination allows for greater flexibility and dimensional
stability compared to traditional woven fiberglass laminates. The
use of longer random fibers enhances the PCB's dielectric constant
uniformity, making it ideal for high-frequency applications.
Technical Specifications
- Layer Count: 2 layers
- Board Dimensions: 50mm x 60mm (±0.15mm)
- Minimum Trace/Space: 4/4 mils
- Minimum Hole Size: 0.25mm
- Finished Board Thickness: 0.8mm
- Finished Copper Weight: 1oz (1.4 mils) on outer layers
- Via Plating Thickness: 20 μm
- Surface Finish: Electroless Nickel Immersion Gold
- Electrical Testing: 100% electrical test before shipment
PCB Stackup
The stackup of the IsoClad 933 PCB consists of:
- Copper Layer 1: 35 μm
- IsoClad 933 Core: 0.787 mm (31 mils)
- Copper Layer 2: 35 μm
This configuration ensures optimal electrical performance and
thermal management, crucial for high-frequency circuits.
Performance Advantages
Enhanced Dielectric Properties
The IsoClad 933 PCB boasts a dielectric constant (Dk) of 2.33 at
10GHz, along with a low dissipation factor of 0.0016 at 10GHz.
These properties minimize signal loss, making the PCB suitable for
applications in microwave and RF technologies, where maintaining
signal integrity is critical.
Thermal Stability and Reliability
With a thermal coefficient of Dk at -132 ppm/°C and a dielectric
breakdown strength greater than 45 kV, the IsoClad 933 PCB is
engineered to endure temperature fluctuations and electrical
stress. This ensures reliable performance in demanding
environments.
Flexibility and Dimensional Stability
The nonwoven fiberglass structure makes the IsoClad 933 PCB less
rigid than traditional materials, allowing for easier integration
into designs that require bending or shaping. This flexibility is
particularly beneficial for conformal antennas and other
specialized applications.
Flammability and Safety
With a UL-94 V0 flammability rating, the IsoClad 933 PCB meets
stringent safety standards, ensuring that it can be used in
applications where fire resistance is essential.
Applications
The IsoClad 933 PCB is versatile and suitable for a wide range of
advanced applications, including:
- Conformal Antennas: Ideal for systems that require flexibility
and compact design.
- Stripline and Microstrip Circuits: Perfect for high-frequency
signal transmission.
- Missile Guidance Systems: Engineered to meet the rigorous demands
of military applications.
- Radar and Electronic Warfare Systems: Designed for reliability in
critical defense technologies.
Quality Assurance
Manufactured to IPC-Class-2 standards, the IsoClad 933 PCB
guarantees high reliability and quality. Each board undergoes
rigorous 100% electrical testing before shipment, ensuring that
every unit meets performance specifications.
Conclusion
Choose the IsoClad 933 PCB for a reliable, high-quality solution
that excels in challenging environments. With its advanced
materials and rigorous testing, this PCB is designed to support
your most demanding projects with confidence.
