Difference between revisions of "User:Asj/Notes about laser cutting solder stencils"

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(Created page with "Most pads are ok - perhaps a bit large. Small pitch QFN packages are a problem. To do these, * For each QFN pad, downsize "solder paste absolute clearance" to -0.09 and prod...")
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Revision as of 16:52, 19 May 2024

Most pads are ok - perhaps a bit large.

Small pitch QFN packages are a problem. To do these,

  • For each QFN pad, downsize "solder paste absolute clearance" to -0.09 and produce solder mask svg
  • Configure Light burn to engrave at
    • 100mm/s at 30%
    • Line interval of 0.02mm
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