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Add configurable notched polygon thermal pads for SOIC and DFN footprints - #811

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techmannih wants to merge 3 commits into
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iak
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Add configurable notched polygon thermal pads for SOIC and DFN footprints#811
techmannih wants to merge 3 commits into
mainfrom
iak

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@techmannih

@techmannih techmannih commented Aug 19, 2026

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Screenshot 2026-08-19 at 08 07 01

Summary

  • Add polygonal thermal pads with top/bottom or left/right notches
  • Expose clean dim2d modifiers:
    • thermalpadnotchtopbottom
    • thermalpadnotchleftright
  • Validate positive dimensions, pad boundaries, and mutually exclusive orientations
  • Preserve existing rectangular thermal-pad behavior
  • Add geometry assertions and SVG snapshots

C473374 benchmark

Footprinter string:

dfn12_thermalpad2.54mmx3.302mm_thermalpadnotchtopbottom2.032mmx0.635mm_p0.4mm_w4.8mm_pw0.2mm_pl0.85mm_pin1location(leftside,bottom)

Copper IoU against the manual C473374 footprint: 99.874%

@techmannih
techmannih requested a review from seveibar as a code owner August 19, 2026 05:40
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3 participants