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Technical Article

How many lighten points can you put in one circuit?

Time:2019-01-09 17:36:53 Click:

In order to make the SMT welding more convenient, the circuit board need to place three fiducial mark in the triangular position of the top and bottom side.


The place of fiducial mark you can choose:

a.The big SMT component itself;

b.The position where there is no component on the PCB;

c.The process edge.



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