What Is an RF-35 PCB?
An RF-35 PCB is a high-frequency printed circuit board fabricated with Taconic RF-35 laminate, designed for RF and microwave applications that require low loss, stable dielectric constant, and reliable impedance control.
RF-35 PCB material provides excellent electrical performance while maintaining good manufacturability, making it suitable for both prototype and production RF designs.
Key Material Properties of RF-35 PCB
Taconic RF-35 laminate offers balanced electrical and mechanical characteristics:
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Dielectric constant (Dk): ~3.50
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Low dissipation factor (Df): ~0.0018
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Excellent thermal stability
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Low moisture absorption
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Good dimensional stability
These properties allow RF-35 PCB to deliver consistent RF performance across a wide frequency range.
Advantages of RF-35 PCB
Using RF-35 PCB provides several advantages:
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Low insertion loss for high-frequency signals
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Stable impedance for RF transmission lines
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Excellent signal integrity
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Cost-effective alternative to PTFE-based materials
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Reliable performance in RF and microwave systems
RF-35 PCB is especially suitable for medium-to-high frequency applications.
Design Considerations for RF-35 PCB
When designing an RF-35 PCB, key factors include:
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Accurate impedance calculation
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Optimized RF trace geometry
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Solid ground plane design
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Via fencing for RF isolation
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Connector launch optimization
Proper design ensures the full performance of RF-35 PCB material.
Manufacturing Challenges of RF-35 PCB
Producing a high-quality RF-35 PCB requires:
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Tight dielectric thickness control
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Precise impedance tolerance
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Copper roughness management
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Accurate layer registration
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RF-specific electrical testing
Experienced PCB manufacturers can fully utilize RF-35 material advantages.
Applications of RF-35 PCB
RF-35 PCBs are widely used in:
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RF Test PCB and validation boards
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Wireless communication equipment
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5G and broadband devices
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Microwave modules
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RF measurement instruments
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Antenna and RF front-end designs
They are well suited for both test and production environments.
Conclusion
An RF-35 PCB offers an excellent balance between low loss, stable RF performance, and cost efficiency. With reliable dielectric properties and good manufacturability, RF-35 PCB is a practical choice for a wide range of RF and microwave applications.
Partnering with a professional RF-35 PCB manufacturer ensures consistent quality, accurate impedance control, and dependable RF performance from prototype to mass production.
