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2024
-
07
Impedance PCB secret: understand the importance of impedance to PCB manufacturers
Impedance (Impedance) is the physical quantity that hinders the alternating current signal in the circuit. It includes three parts: resistance, reactance and magnetic resistance. Impedance control plays a vital role in the design and production of modern electronic products. Especially in high-speed circuit and signal transmission applications, impedance matching is critical to improve circuit performance and reduce signal loss. This article will focus on the application and management of impedance in PCB design, as well as the matters needing attention in the selection of PCB manufacturers.
Impedance (Impedance) is the physical quantity that hinders the alternating current signal in the circuit. It includes three parts: resistance, reactance and magnetic resistance. Impedance control plays a vital role in the design and production of modern electronic products. Especially in high-speed circuit and signal transmission applications, impedance matching is critical to improve circuit performance and reduce signal loss. This article will focus on the application and management of impedance in PCB design, as well as the matters needing attention in the selection of PCB manufacturers.
Impedance PCB refers to the board that has specific requirements for impedance and needs to be controlled to ensure its performance in PCB design. Impedance PCB design requires accurate calculation and measurement of the resistance and reactance of the line to ensure that all relevant components can work in an efficient and low-loss state. Impedance control has a significant impact on the performance of high-speed digital signals, RF signals, and microwave circuits, and is therefore widely used in products in these demanding areas.
In the process of producing impedance PCB, PCB manufacturers need to have a certain level of technical and equipment support. High-quality PCB manufacturers should have the following characteristics: 1. The manufacturing process is exquisite and can meet the high-precision requirements of impedance control. 2. The use and management capabilities of high-frequency materials ensure the performance of high-speed circuits and signal transmission. 3. In the circuit design, material selection, production process and other aspects of the overall ability to ensure that while maintaining impedance matching, taking into account the overall performance and cost of the PCB board.
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