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High-Frequency Hybrid PCB Manufacturer in China | Rogers RO4350B PCB Maker & PCB Manufacturer
product details
This high-frequency hybrid PCB integrates advanced materials and cutting-edge manufacturing technologies to meet the increasing demands for high-speed and high-frequency applications. Combining Rogers RO4350B with FR-4 (S1000-2M, TG170) allows for a balance between dielectric performance and cost-effectiveness. Additionally, metal edging, back drilling, and resin plug holes further enhance signal integrity and overall PCB reliability.
Key Features:
● Hybrid Pressing Structure – Rogers RO4350B combined with FR-4 for optimal high-frequency performance and mechanical strength
● Metal Edging Design – Improves EMI shielding and reduces edge effects
● Back Drilling (Controlled Depth Drilling) – Eliminates unused vias, reducing signal loss
● Resin Plug Hole Technology – Enhances soldering reliability and prevents air gaps
● ENIG (Electroless Nickel Immersion Gold) Surface Finish – Provides excellent conductivity, oxidation resistance, and long-term durability
High-Frequency Hybrid PCB Manufacturer in China
As an experienced PCB maker and PCB assembly manufacturer, we produce high-performance hybrid PCBs by integrating Rogers RO4350B with FR-4 (TG170). This hybrid combination ensures superior dielectric properties, low insertion loss, and excellent signal integrity, making it perfect for high-frequency RF and microwave applications.
Key Design Considerations for Hybrid High-Frequency PCBs
| Type | High-frequency Hybrid pressing PCB+Metal edging +Back drilling+resin plug hole |
| End product | |
| Materia | Rogers RO4350B 1E/1E 0100 (DK=3.48）（0.254mm））+ Regular Substrates S1000-2M 、FR-4、TG170 |
| Number of layer | 4L |
| Board Thickness | 1.0mm |
| single size | 114.5*115.5mm/1PCS |
| Surface finish | ENIG |
| inner copper thickness | 35um |
| outer copper thickness | 35um |
| color of solder mask | green(GTS，GBS) |
| silkscreen color | white(GTO,GBO) |
| via treatment | resin plug hole |
| density of mechanical drilling hole | 2W/㎡ |
| density of laser drilling hole | / |
| min via size | 0.2mm |
| min line width/space | 8/8mil |
| aperture ratio | 5mil |
| pressing times | 1 time |
| drilling times | 2 time |
| PN | B0400834A |
Key Design Considerations for Hybrid High-Frequency PCBs
Material Selection & Compatibility
● Rogers RO4350B offers low Dk variation and minimal insertion lossRogers
● FR-4 (TG170) is used for mechanical stability and cost efficiency
Impedance Control & Signal Integrity
● Precise impedance matching ensures consistent high-frequency performance
● Back drilling eliminates stubs, reducing unwanted reflections
Thermal Management Strategies
● Hybrid materials optimize heat dissipation
● Metal edging enhances thermal conductivity and prevents delamination
Manufacturing Tolerances & Quality Control
● Laser-drilled microvias ensure accurate via alignment
● AOI + X-ray inspection guarantees defect-free production
Quality Control in High-Frequency PCB Manufacturing
● Hybrid Pressing Optimization – Prevents delamination and material mismatches
● Advanced Drilling Techniques – Ensures high-precision back drilling and via formation
● Impedance & RF Performance Testing – Validates signal integrity and consistency
● AOI & X-Ray Inspection – Detects internal defects in multilayer PCBs
Frequently Asked Questions
Q1: Why use a hybrid PCB with both Rogers RO4350B and FR-4?
A1: Rogers RO4350B provides excellent high-frequency performance, while FR-4 (TG170) enhances mechanical strength and reduces cost. This hybrid construction balances electrical and mechanical properties.
Q2: What is the advantage of metal edging in high-frequency PCBs?
A2: Metal edging improves EMI shielding, reducing signal leakage and interference, which is crucial for radar, aerospace, and high-speed data applications.
A3: Back drilling removes unused via stubs, reducing parasitic capacitance and signal reflections, improving high-speed signal quality.
Q4: What are the benefits of resin plug hole technology?
A4: Resin plug holes increase mechanical stability, enhance solder joint reliability, and prevent air entrapment, ensuring a high-quality soldering process.
Q5: What surface finish is used for this PCB?
A5: This PCB uses ENIG (Electroless Nickel Immersion Gold), which provides excellent corrosion resistance, smooth soldering, and long-term durability.
Q6: Can this PCB be used in extreme temperature environments?
A6: Yes, Rogers RO4350B + FR-4 (TG170) ensures high thermal stability, making it ideal for aerospace, automotive, and satellite applications.
Q7: How does hybrid pressing prevent delamination?
A7: Careful CTE (Coefficient of Thermal Expansion) matching and optimized pressing processes prevent material separation and ensure long-term reliability.
Q8: What testing is performed to ensure quality?
A8: Impedance testing, AOI, X-ray inspection, and RF signal analysis are conducted to verify high-frequency performance and manufacturing precision.
Q9: What is the frequency range this PCB supports?
A9: This PCB supports up to 77 GHz, making it ideal for mmWave radar, 5G, and satellite communication applications.
Q10: Can you customize the stack-up design for specific applications?
A10: Yes! We provide custom stack-up solutions, optimized for your specific high-frequency, power, and mechanical requirements.
Applications of High-Frequency Hybrid PCB
This PCB is engineered for high-performance RF and microwave applications, where precise impedance control, low dielectric loss, and excellent thermal management are essential.
Industries & Use Cases:
5G Communication Systems
● Used in 5G base station antennas, RF front-end modules, and mmWave communication circuits
● Ensures low-loss, high-speed signal transmission for stable connectivity
Satellite Communication & Navigation Systems
● Suitable for GNSS, GPS, and satellite telemetry applications
● Offers low dielectric loss and high-frequency stability
Radar & Aerospace Electronics
● Used in military and commercial radar systems
● High-frequency PCB designs with metal edging improve signal shielding and reduce interference
High-Speed Data Transmission & Networking
● Supports high-frequency optical transceivers and signal amplifiers
● Back drilling removes signal reflections, improving high-speed data integrity
Automotive Radar & Advanced Driver Assistance Systems (ADAS)
● Integrated into millimeter-wave radar sensors for collision detection and adaptive cruise control
● Hybrid PCB construction ensures high reliability in harsh environments
Medical Imaging & RF Equipment
● Used in MRI systems, wireless medical devices, and patient monitoring systems
● Superior signal stability enhances imaging accuracy
This high-frequency hybrid PCB with Rogers RO4350B + FR-4 combines metal edging, back drilling, resin plug hole technology, and ENIG surface finish to meet the demanding requirements of 5G, radar, aerospace, automotive, and high-speed data applications. With optimized impedance control, EMI shielding, and superior thermal management, this PCB is the ideal solution for high-frequency electronic designs.
● Need custom solutions? Contact us today for tailored high-frequency PCB manufacturing!