The function and process of PCB board making through hole plug are introduced
During SMT processing, plug holes are required, which have five main functions:1. Prevent short circ...
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Four characteristics of PCB gold sinking process
Four characteristics of PCB gold sinking process: 1. Gold sinking plate bright color, good color, be...
PCBA clean free welding technology
The cleaning process needs to consume energy, manpower and cleaning materials, especially the waste ...
Mixed loading technology in PCBA processing
Mixing process is in the PCB board A side has a number of IC components, and inserted with through h...
Flexible PCB production process
Flexible printed circuit board is composed of flexible substrate (PI/PET), copper foil and binder. I...
Thermal design requirements of PCBA
Due to the different heat capacity and heating conditions of pad and pin, the temperature to which p...
What is PCBA blending degree
There are two important concepts in IPC-SM-782, "Producibility Levels" and "Component...
The expansion of manufacturability design concept
The concept of DFM was first proposed in 1995 by the American Federation of Fittings Association and...
Manual welding technique of electric soldering iron in circuit board processing and assembly
The influence of human factors on manual welding of soldering iron is more. Machine welding, once th...
The structure composition, principle and function of wave soldering
The current wave soldering is usually composed of plate loading system, flux coating system, preheat...
SMT electronic assembly reliability failure analysis and appearance inspection
According to the requirements and requirements of failure analysis, it is necessary to adopt various...
Nine basic principles of SMB design
Basic principles of SMB design: layout, wiring, wire width, printed wire spacing, selection of compo...
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