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2021-09-10
Connector selection and signal terminal definition The connector is a key link in high-speed signal transmission, and it is also a weak link that easily generates […]
2021-09-10
When dealing with EMI, problems must be analyzed in detail. In the PCB design, EMI can be controlled from the following aspects. 1. Device selection When […]
2021-09-09
The COB package on the PCB circuit board, if the bare chip is directly exposed to the air, it is easy to be polluted or artificially […]
2021-09-09
2. the high quality of wave soldering When wave soldering is performed, the welding parameters of each solder joint can be “tailored”, and there is enough […]
