The six major methods to reduce the vehicle PCB defect rate The automotive electronics market is the third largest application area for computers after communication. With the traditional mechanical products from the traditional sense of the gradual evolution of the development of intelligent, information technology, mechanical and electrical integration [...]
Foreword: Many projects do not know the solder mask and the soldering layer. It is to open the window, but only the paste layer, there is no solder layer, some board factories do not look at the paste layer (note that this is used) Open the steel mesh), so [...]
Causes and Solutions of PCB Alkaline Etching Common Problems Problem: The etching rate in the printed circuit is reduced the reason: Due to improper control of the process parameters Solution: According to the process requirements to check and adjust the temperature, spray pressure, solution specific gravity, PH value and [...]
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