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PCB raw material suppliers are often complained by customers that the copper wire is falling off (also commonly referred to as peel off copper). Once this happens,...
2020/11/20
Do you know the characteristics of dry film in the PCB industry? 1. It has a higher resolution. Generally, the line width can be 4mil; 2. ...
2020/11/13
The circuit board design scheme is based on the circuit schematic diagram to realize the functions required by the circuit designer. The PCB circuit board design scheme main...
2020/11/05
In printed circuit boards, copper is used to interconnect components on the substrate. Although it is a good conductor material for forming the pattern of the conductiv...
2020/11/02
In the circuit board manufacturing process, from technological review to production to final inspection, many aspects of technological work are involved, and ...
2020/10/28
In the PCB industry, manufacturers have many methods for PCB inspection. For example: signal injection method, substitution method, offline Inspection, online inspection, pa...
2020/10/21
In PCB design, considering the signal quality control factors, the general principle of PCB stack-up is as follows: 1. The second layer adjacent to the component...
2020/10/09
The heat resistance of HDI board is an important item. The thickness of HDI boards is getting thinner and thinner, and the requirements for heat resistance are getting higher and...
2020/09/30
Did you know that the distributed capacitance of the printed circuit board layout will work at high frequencies. When the length is greater than 1/20 of the corres...
2020/09/25
Copper is used to interconnect components on the substrate. Although it is a good conductor material for patterning the conductive path of a printed circuit board, if exposed to ...
2020/09/17
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