main
John Lauer Component record TPS16850VMAR: files batch 1 6db00ed 18h ago
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{
 "schema": "adom/footprint-check@1",
 "footprint": "tps16850vmar.kicad_mod",
 "datasheet": "TI SLVSHA1D (Rev. D, July 2026) p.55 LAND PATTERN EXAMPLE and p.56 SOLDER PASTE EXAMPLE, VMA0023A 4230225/A 11/2023",
 "overlay": {
  "image": "docs/proof/tps16850vmar-footprint-check.png",
  "scale_px_per_mm": 177.165,
  "printed_scale": "15X at 300 dpi = 177.165 px/mm",
  "copper_outline_on_ti_strokes": 0.6924,
  "comb_mask_on_ti_green": 0.9741,
  "note": "TI draws the metal under the solder mask of pads 7, 10 and 22 dashed, so part of those copper outlines falls in the gaps between dashes; every solid TI stroke is covered",
  "method": "outline points of every copper polygon sampled every 2 px, scored against TI's blue strokes dilated by 1 px; offset searched +-80 px, scale +-0.5 %"
 },
 "ultra_librarian": {
  "source": "https://static.ultralibrarian.com/part-previews/footprints/6142033/detailed-VMA0023A-MFG.svg",
  "note": "TI's VMA0023A footprint as published through Ultra Librarian (TI's CAD partner); preview SVG read as data; layers TOP / TOP_SOLDER_MASK / TOP_SOLDER_PASTE; differences come from corner treatment (UL chamfers 0.05 mm, this footprint rounds plain pads R0.05 as TI prints and keeps the custom shapes square)"
 },
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 "kicad": "KiCad's standard library has no VMA0023A / LQFN-CLIP-23 footprint (gitlab.com/kicad/libraries/kicad-footprints Package_DFN_QFN.pretty, 780 files, listed 2026-10-21); no KiCad comparison is possible."
}