Discussion on the importance of PCB design of switching power supply
In addition, whether the need for special treatment, such as copper foil, shielding, etc., also need...
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Causes of PCB board bending and warping and methods of prevention
In fact, the biggest source of stress in Reflow process is "temperature", which not only m...
Reflection of PCB design line width change
When the PCB wiring width changes, it should be carefully analyzed according to the actual situation...
Analysis of the real cause of PCB board explosion and countermeasures
the Tg value will decrease after baking PCB is also a problem. A better method is to control the wat...
The important factor affecting the quality of PCB isolation film
Multi-layer PCBS stored for more than three months may show stress concentration (from pressing) and...
PCB original | high-speed PCB design software cascade structure design proposal
Test purpose: As PCB may be used in sea or seaside areas with high salinity in the air, its function...
What is the theory of PCB design microwave dual transmission line?
For RF-PCB wiring, each adjacent signal line (including adjacent planes) is formed to follow the bas...
Design concept and principle of microwave high frequency circuit PCB
a simple and applicable method is to first lay the ground wire, then place key signals such as high ...
Selection of process and components
The package of hybrid circuit can adopt the base and cover of cutting metal, parallel seam welding, ...
Three elements of EMC suppression in PCB
With both analog and digital functions of the circuit board, analog and digital are usually separate...
Improve testability
the boundary scanning method has special advantages when there is no test model or the nodes of the ...
Good testability of mechanical contact conditions
In addition, unused gate circuits are often used for design improvements later, and they may be conv...
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