The 4-layer industrial control circuit board is a multi-layer printed circuit board (PCB) used in industrial control systems.
4-layer Industrial Control Circuit Board Product Introduction
 |
 |
1.Product Overview
The 4-layer industrial control circuit board is a multi-layer printed circuit board (PCB) used in industrial control systems. Its main function is to provide reliable electrical connections and signal transmission for industrial equipment. Compared with double-layer or single-layer circuit boards, 4-layer industrial control circuit boards have higher signal integrity and stronger anti-interference ability, and are suitable for complex industrial control applications.
2.Product Main Features
1. Multi-layer structure
The 4-layer industrial control circuit board consists of four conductive layers, usually including two signal layers, one power layer and one ground layer. This multi-layer structure can effectively reduce signal interference and electromagnetic radiation, and improve the stability and reliability of signal transmission.
2. High-density wiring
Due to the multi-layer design, the 4-layer industrial control circuit board can achieve higher-density wiring, thereby supporting more functions and more complex circuit designs. This is especially important for industrial control systems that need to integrate multiple functions.
3. Excellent thermal management
The 4-layer industrial control circuit board usually adopts high-quality materials and advanced manufacturing processes, and has good thermal management performance. This can effectively reduce the operating temperature of the circuit board and extend its service life.
4. Strong anti-interference ability
Through reasonable interlayer design and shielding measures, the 4-layer industrial control circuit board can effectively resist external electromagnetic interference and ensure the stability and accuracy of signal transmission.
3.Application Field
The 4-layer industrial control circuit board is widely used in the following fields:
Automation control system: such as PLC (programmable logic controller), DCS (distributed control system), etc.
Industrial robot: used to control and drive industrial robots to achieve precise motion control.
Power system: such as substation monitoring, power distribution automation, etc.
Transportation: such as rail transit signal system, intelligent traffic management system, etc.
Energy management: such as control and monitoring of renewable energy systems such as wind power generation and solar power generation.
4.Technical Specifications
| Number of layer | 4 | Minimum line width and line spacing | 0.1/0.1mm |
| Thickness of plating | 1.6mm | Minimum aperture | 0.2 |
| Board material | S1000H | Surface treatment | Immersion gold 2U |
| Copper thickness | 1OZ inner layer 2OZ outer layer | Process points | / |
5.Manufacturing Process
The production process of 4-layer industrial control circuit boards includes the following main steps:
1. Design and layout: Use EDA (electronic design automation) software for circuit design and layout.
2. Material selection: Select suitable substrate materials, such as FR4, ceramic substrate, etc.
3. Lamination: Laminate each layer of conductive layer and insulating layer to form a multi-layer structure.
4. Drilling: Use precision drilling equipment to process through holes and blind holes.
5. Plating and etching: Electroplating and etching the drilled circuit board to form a conductive path.
6. Surface treatment: Perform surface treatment such as HASL (hot air leveling), ENIG (chemical nickel plating gold), etc.
7. Testing and inspection: Electrical testing and appearance inspection of the finished circuit board to ensure quality.
 |
 |
6.Conclusion
The 4-layer industrial control circuit board has become an indispensable and important part of the industrial control system due to its high-density wiring, excellent thermal management and strong anti-interference ability. Its wide range of applications and superior performance make it play a key role in modern industrial automation.
If you have any questions or needs about our 4-layer industrial control circuit board products, please feel free to contact us.
FAQ
1.Q: What is your minimum order quantity?
A: One piece is enough to place an order.
2.Q: What files are used in PCB production?
A: PCB production requires Gerber files and PCB manufacturing specifications, such as the required substrate material, finished thickness, copper layer thickness, solder mask color, and design layout requirements.
3.Q: What needs to be considered when performing SMT mounting on industrial PCBs?
A: Component compatibility, choosing components that meet standards and are compatible with each other to solve these issues, not only can improve product performance, but also extend service life, ensuring the stability of industrial control equipment operations.
4.Q: Can you manufacture HDI printed circuit board substrates?
A: We can manufacture any interconnect PCB from four-layer, one-layer to 18-layer HDI.
