PCB EMI control becomes extremely important to the overall design. How to avoid PCB electromagnetic interference in the switching power supply?
Helen 发表于 August 18, 2020
I think we must first design the circuit structure and device location. Even if the circuit schematic is designed correctly and the printed circuit board is not properly designed, it will adversely affect the reliability of electronic equipment.
Karen 发表于 August 18, 2020
Digital ground, power ground, point ground, and parallel ground are very important.
Nicole 发表于 August 18, 2020
It is important to understand the working principle, and to distinguish between power lines and non-power lines. Basically, for the high du/dt di/dt line as short as possible.
