FluxThe flux is a kind of high temperature resistant coating. In order to prevent bridge and short circuit in the welding process, the welding materials can be protected by the resistance flux on the parts that do not need to be welded, so…

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…

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…

substrate for printed circuit boardsPrinted circuit board (PCB) refers to the substrate carrying electronic components, and the substrate is the basic material of the circuit board. The manufacture of the printed circuit is completed on th…

Selection of external connection Mode of printed Circuit Board The printed circuit board must have the problem of external connection. The connection methods include wire welding, connector connection and so on.Form.1. Wire weldingWire wel…

Manufacturing process of printed circuit boards 1. Manufacturing method of printed circuit boardsThe manufacture of printed circuit board (PCB) is to transfer the printed circuit board diagram of printed circuit board to the laminated boar…

3.1.2 characteristics of printed circuit boardsIn electronic equipment, the main function of the printed circuit board: 1 provides the necessary mechanical support for the various components of the circuit. The circuit can work more stably…