Knowledge

Automobile pcb board, that is, printed circuit board for automobiles. As the carrier of on-board electronic equipment, it plays a vital role in the operation of the car. However, what is so special about it that makes it stand out from ordinary circuit boards?

1. Concept and composition of automobile pcb board
Automotive PCB boards are important components used to install electronic components and provide connection paths for various electronic devices and systems in vehicles. It usually consists of a substrate, conductive paths, circuit components, etc. The substrate materials of automotive PCB boards mainly use high-temperature, heat-resistant, moisture-resistant, and corrosion-resistant materials to cope with various challenges in the automotive environment. Conductive paths are usually printed on the substrate. These copper conductive paths are called printed circuits, which connect circuit components and form paths for current flow. Circuit components, such as resistors, capacitors, inductors, diodes, transistors, etc., are key components of automotive circuit boards. They are inseparable from controlling automotive power systems, environmental sensing, navigation and other functions.

2. Application fields of automotive circuit boards
The complexity of modern automobiles far exceeds the mechanical equipment visible to the naked eye of drivers in the past, and automobile PCB boards are used in many fields. For example, the power control system is used to control the entire power system of the car, including the engine, transmission, brakes, etc.; the on-board information system is used to realize navigation, communication, entertainment and other functions; the safety control system involves here including the body stability system, Airbag control, etc.; environment perception systems, such as reversing radar, raindrop detection, etc. Each function requires targeted design and production of automotive PCB boards, which have strict requirements on the performance of automotive PCB boards.

3. Functions and characteristics of automobile pcb boards
The biggest function of the automobile PCB board is undoubtedly to provide connections for electronic components and form a current path for various electronic devices and systems in the automobile. Its performance parameters mainly include high temperature resistance, vibration resistance, humidity resistance, corrosion resistance and other properties. Because of the complexity of the automotive working environment, automotive PCB boards need to cope with a variety of harsh environments such as high temperature, humidity, vibration and impact. Therefore, in terms of material selection and design, there are very high requirements for weather resistance and strength, which are much higher than those of ordinary PCB boards. The circuit board is more powerful.

4. The difference between automobile pcb board and ordinary circuit board
Compared with ordinary circuit boards, automotive PCB boards have significant differences in many properties. The main differences are greater weather resistance and strength. There are higher requirements for the design and production of automobile PCB boards, which need to meet the harsh working environment of automobiles and their complex and changing functional requirements. Automotive PCB boards also have higher vibration resistance and waterproof performance, and pay more attention to environmental protection, because for outdoor equipment such as cars, vibration resistance, waterproofness and environmental protection are particularly important. Automotive PCB boards may be more complex and sophisticated than ordinary circuit boards, because various precise control and adjustment functions in the automotive system need to be implemented by electronic circuits, which requires the circuits to be determined to be more sophisticated and complex.
High temperature resistance, vibration resistance, humidity resistance, corrosion resistance and other properties enable automotive PCB boards to work stably in complex and harsh automotive environments. Compared with ordinary circuit boards, automotive PCB boards are more sophisticated and complex, and meet various functional requirements at the same time, showing their superiority and complexity. Understanding these is of great significance for us to better understand automotive PCB boards and their important role in automotive electronic systems.
​