8 Layer Rigid Flex PCB With 3+2+3 Stackup Solutions For IOT 5G Communication

How 8 Layer Rigid Flexible PCB With 3+2+3 Stackup Solutions Improves Performance Of IOT 5G Communication

Technical requirements
Product type Rigid Flex Printed Circuit Board
Number of layer 8 Layers
Line width and
line spacing
Board thickness 2.0MM+-10%
Layers Stackup 3+2+3
Minimum Aperture 0.1MM
Copper Hole Thickness 12-15um
Surface Treatment ENIG 2-3uin
Warpage ≦0.5%
Tolerance Accuracy ±0.1MM
Functional testing AOI/four-wire/continuity/copper slices
Application Industry Internet Of Things (IOT) Industry
Application Device Communication 5G 64G
8 Layer Rigid Flex PCB With 3+2+3 Stackup Solutions For IOT 5G Communication

8 Layers Rigid Flex PCB board

8 Layer Rigid Flex PCB With 3+2+3 Stackup Solutions For IOT 5G Communication

5G Communication In IOT Industry

Are you looking for reliable and high-quality solutions for your 8-layer rigid flex circuit board needs in the Internet Of Things (IOT) industry? Our multi-layer rigid flexible circuits are your best choice, specially designed for IOT 5G Communication.

With 16 years of industry experience, Capel is proud to introduce our latest innovation in printed circuit board technology - an 8-layer rigid flex PCB with a 3+2+3 stacking solution. This cutting-edge product is designed to significantly improve the performance of equipment in the Internet of Things (IoT) and 5G communications industries. By combining advanced features such as 3+2+3 layer stacking, precise line width and spacing, and ENIG surface treatment, our rigid-flex PCBs provide unparalleled reliability and functionality for the most demanding applications.

The 8-layer rigid-flex PCB with 3+2+3 stacking solution is specially designed to meet the stringent requirements of the IoT and 5G communication industries. The PCB board thickness is 2.0mm and the minimum aperture is 0.1mm, which can support high-speed and high-frequency applications. The 3+2+3 layer stacking provides enhanced signal integrity and impedance control, ensuring optimal performance for communications devices operating at 5G speeds.

One of the key features of our rigid-flex PCBs is the precise line width and spacing of 0.075mm, allowing efficient signal transmission and minimizing signal loss. In addition, the ENIG surface treatment with a thickness of 2-3uin ensures excellent solderability and corrosion resistance, making our PCBs ideal for use in harsh operating environments.

In order to ensure the reliability and quality of rigid-flex boards, we conduct strict functional testing, including AOI, four-wire testing, continuity testing and copper sheet testing. This comprehensive testing process ensures each PCB meets the highest standards of performance and durability, giving our customers peace of mind and confidence in their applications.

The 8-layer rigid-flex PCB with 3+2+3 stacking solution is customized to meet the changing needs of the IoT and 5G communications industries. Whether it's smart devices, wireless communications systems or high-speed data transmission equipment, our PCBs deliver the performance and reliability needed to drive innovation in these dynamic fields. With Capel's commitment to excellence and innovation, our rigid-flex PCBs are ideal for powering the next generation of connected devices and communications technologies.

All in all, Capel's 8-layer rigid-flex 3+2+3 stacking solution represents a leap in PCB technology, providing unparalleled performance and reliability for the IoT and 5G communications industries. With advanced features, rigorous testing processes and years of expertise, we are proud to provide our customers with products that meet the highest standards of quality and functionality. As the industry continues to evolve, Capel remains at the forefront of innovation, driving progress and enabling advanced technologies to be seamlessly integrated into the fabric of our connected world.



                                                   WHY CHOOSE OUR CAPEL

Shenzhen Capel Technology Co., Ltd. has been specializing in the production of high-end, high-precision flexible circuit boards since 2009.

We have 15 years of professional and technical experience and have mature, excellent, and advanced manufacturing capabilities.

We are able to provide customized 1-30 layer flexible circuit boards,2-32 layer rigid-flex PCBs, and 1-60 layers rigid PCBs to customers in the Automotive Industry.


Capel’s Service:

Support Custom 1-30 Layer FPC Flexible PCB,2-32 Layer Rigid-Flex Circuit Boards,1-60 Layer Rigid PCBHigh-Precision HDI BoardsReliable Quick Turn PCB PrototypingFast Turn SMT PCB Assembly

Industry We Service:

Medical Devices, IOT, TUT, UAV, Aviation, Automotive, Telecommunications, Consumer Electronics, Military, Aerospace, Industrial Control, Artificial Intelligence, EV, etc…



Category Process Capability Category Process Capability
Production Type Single layer FPC / Double layers FPC
Multi-layer FPC / Aluminum PCBs
Rigid-Flex PCB
Layers Number 1-30 layers FPC Flexible PCB
2-32 layers Rigid-FlexPCB1-60 layers Rigid PCBHDI Boards
Max Manufacture Size Single layer FPC 4000mm
Double layers FPC 1200mm
Multi-layer FPC 750mm
Rigid-Flex PCB 750mm
Insulating Layer Thickness 27.5um /37.5/ 50um /65/ 75um / 100um /
125um / 150um
Board Thickness FPC 0.06mm - 0.4mm
Rigid-Flex PCB 0.25 - 6.0mm
Tolerance of PTH Size ±0.075mm
Surface Finish Immersion Gold/Immersion
Silver/Gold Plating/Tin Plating/OSP
Stiffener FR4 / PI / PET / SUS / PSA/Alu
Semicircle Orifice Size Min 0.4mm Min Line Space/ width 0.045mm/0.045mm
Thickness Tolerance ±0.03mm Impedance 50Ω-120Ω
Copper Foil Thickness 9um/12um / 18um / 35um / 70um/100um Impedance Controlled Tolerance ±10%
Tolerance of NPTH Size ±0.05mm The Min Flush Width 0.80mm
Min Via Hole 0.1mm Implement Standard GB / IPC-650 / IPC-6012 / IPC-6013II /
Immersion Gold AU 0.025-0.075UM /NI1-4UM Electro nickel gold AU 0.025-25.4UM / NI 1-25.4UM
Certifications UL and ROHS
ISO 14001:2015
ISO 9001:2015
Patents model patents
invention patents

pcb design


                        8 layer HDI  Flexible PCBs for Medical                                              10 layer Rigid-Flex Circuit Boards for Aerospace


flexible pcb design

                                    4 layer Flex PCB Circuits for Industry Control                                 16 layer Rigid Flexible PCBs for Automotive



Advanced process equipment:

We have the latest and most advanced production equipment and technology, including high-precision photolithography machines, etching machines, assembly equipment, etc. These

equipment ensure the precision, efficiency, and stability of the production process, thereby providing customers with high-quality products. quality product. High-quality flexible circuit board products. 

Rigid-Flex PCB Manufacturing Process

Strict quality control:

Our company puts quality control first and implements a series of strict quality control measures throughout the entire production process. Every step from the selection and procurement

of raw materials to production and packaging is comprehensively inspected and tested to ensure that every flexible circuit board product meets the highest standards.

Efficient production management:

We have an efficient production management system to optimize the production process, improve production efficiency and reduce costs. With rich production experience, we can quickly respond to customer needs and ensure timely delivery.

Perfect after-sales service:

We are customer-centric and provide perfect after-sales service. Whether it is solving problems during product use or providing technical support and repair services, we can respond in a timely manner and provide solutions. By using these phrases, you can effectively demonstrate the company's strength and advantages in the flexible circuit board production process, thereby gaining the trust and recognition of customers.


quality control for pcb


We can provide customers with high-quality rapid prototyping, reliable rapid mass production, and fast delivery to help their projects enter the market quickly and smoothly and gain competitive advantages.

Strong supply chain management:

We have established long-term cooperative relationships with a number of high-quality suppliers to ensure timely access to high-quality raw materials. At the same time, we have an efficient supply chain management team that can fully control the supply status of raw materials, ensure that materials are in place on time, and support rapid production and delivery.

Flexible production planning:

We adopt an advanced production planning system that can quickly adjust and schedule according to customer needs. Whether it is prototype production or large-scale production, we can flexibly allocate resources to complete production in a short time and ensure on-time delivery.

Efficient process flow:

We have an efficient manufacturing process and strictly plan and control the entire process from order receipt to product shipment. By optimizing the production process, improving production efficiency, and implementing quality control measures, we can quickly manufacture and deliver products to ensure the smooth start of our customers' projects.

Quick response:

We attach great importance to customer needs and are able to respond quickly and adjust production and scheduling accordingly. Whether it's an urgent order or an unexpected situation, we can make decisions quickly and take appropriate measures to ensure timely delivery.

Reliable logistics management:

We cooperate with a number of professional logistics companies to ensure that goods are delivered to customers safely and timely. We have a complete logistics management process and warehousing system that can accurately track transportation status and ensure on-time delivery.

delivery time

Post time: Mar-23-2024
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