component

SM4T21AY

Public Made by Adom

by adom

STMicroelectronics TVS, SMA(DO-214AC). Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.

componentcircuit protectionsm4t21ayfactory-2.0.0extractor-text

Verified SM4T21AY

by Ray · last 30 Oct 2026 · 1 record · files match
SymbolFootprint3D modelPins

Verification log 1 record

30 Oct 2026RayPublished by the parts factory: tier mfr, 2 pinsfiles match
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: SM4T21AY · SMA(DO-214AC) · 2 pins
  • ✓copper: 2 copper pads, none touching another net
  • ✓datasheet: all 2 pin names found in the 14-page datasheet
  • ✓distributor: lcsc C1974229, digikey 497-10910-2-ND, mouser 511-SM4T21AY
  • ✓family: D_SMA
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-fekrr8j9/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 2 records
  • ✓package_fit: height and body within the datasheet's package drawing (datasheet p.7)
  • ✓pads: 2 pins = 2 pads
  • ✓pose: 2 STEP(s) Z-up, seated, centred
  • ✓symbol: 2 pins agree
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ sm4t21ay.kicad_sym✓ sm4t21ay.kicad_mod✓ sm4t21ay.step
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← Commit history

Set visibility: public

Ray ·8305d1d8f8 ·4h ago ·parent 5c723ba
1 file changed +11−8
page.json+11−8
page.json+11−8
@@ -106,12 +106,12 @@         "origin": "footprint origin = pad-pattern centre",         "seat": "z = 0",         "extents_mm": [-          5.0,+          5,           2.7,           2.22         ],-        "zmin_mm": -0.0,-        "centre_offset_mm": 0.0,+        "zmin_mm": 0,+        "centre_offset_mm": 0,         "footprint_binding": "identity",         "sha256": "1cfddd4e3b1bf22b8fc6ee3258c2aade882ed7b85b528e23b9db42437775a1db",         "checked": "2026-10-30",@@ -125,12 +125,12 @@         "origin": "footprint origin = pad-pattern centre",         "seat": "z = 0",         "extents_mm": [-          5.0,+          5,           2.7,           2.22         ],-        "zmin_mm": -0.0,-        "centre_offset_mm": 0.0,+        "zmin_mm": 0,+        "centre_offset_mm": 0,         "footprint_binding": "identity",         "sha256": "dcbb18b5a8cd75113bc54d1d5951353902cb0d8222fb7f6ea570f0f6a71a8bf1",         "checked": "2026-10-30",@@ -444,5 +444,8 @@     "sm4t21ay-hero.glb",     "sm4t21ay-hero.overlay.json",     "sm4t21ay-etched.glb"-  ]-}+  ],+  "visibility": {+    "public": true+  }+}\ No newline at end of file