bn:03814733n
Noun Concept
Categories: Electronics stubs, Printed circuit board manufacturing
EN
solder mask  Bottom solder mask  Solder masking  Top solder mask  .gbs
EN
Solder mask, solder stop mask or solder resist is a thin lacquer-like layer of polymer that is usually applied to the copper traces of a printed circuit board for protection against oxidation and to prevent solder bridges from forming between closely spaced solder pads. Wikipedia
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