PCB circuit board is good or bad to identify the method
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pcb diode
In addition to the gold-plated copper foil at the lower left corner in the figure above, BGA packagi...
Just adagio (soft and hard combined board) knowledge
For the sticker tantalum capacitor, it is generally three capacitors on the circuit board, the left ...
Line impedance
When a constant current is obtained from the power source, the transmission line looks like an imped...
Characteristic impedance problem of PCB technology in high-speed design
This simple statement connects the common sense of capacitance with the newly discovered theory of c...
How is the surface of the circuit board foaming caused?
Circuit board bubbling is actually the problem of poor binding force on the board, and then by exte...
Why should PCB plug the hole?
The development of the electronics industry also promotes the development of PCB, which also puts fo...
pcb organic coating
the traditional aluminum sheet plugging process is changed, and the plate surface welding and pluggi...
pcb silver immersion
Silver immersion does not have the good physical strength of electroless nickel/gold plating because...
How to choose PCB surface treatment process?
The results show that the latest organic coating technology can maintain good performance in multipl...
PCB design on the "hole cover oil" and "hole open window" usage distinction
Many customers use pad(plug-in holes) to represent conductive holes, thus causing your conductive ho...
How does Mentor's PCB design software handle differential line teams?
In the real world, in addition to considering signal quality, power source plane coupling (using adj...
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