3.2.5 layout and wiring of componentsIt is the first step to design the printed circuit board by placing the electronic device and its connection on a certain panel area, which determines the neat appearance of the board and the length and…

Assembly welding sequenceWhen welding and inserting the components, the identification of the components should be guaranteed to be easy to identify, and the mounting parties of the components on the printed circuit board should be ensured…

FluxFlux is one of the most important materials in tin welding. The melting point of the coal flux is lower than that of the solder, and its relative density drilling degree is smaller than that of the solder. The use of welding aid can im…

Design of anti-electromagnetic interference In order to minimize the interaction and interference of the components on the printed circuit board, the high-frequency circuit and low-frequency circuit, high-potential and low-potential compon…

matters needing attention in the selection and use of Integrated CircuitsIn the selection of integrated circuits, the device manual should be consulted according to the actual situation. On the premise of satisfying the functional dynamic …