component

SM30T21AY

Public Made by Adom

by adom

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

componentcircuit protectionsm30t21ayfactory-2.0.0extractor-text

Changed since verified SM30T21AY

by Ray · last 2 Nov 2026 · 1 record · files changed since
SymbolFootprint3D modelPins

Verification log 1 record

2 Nov 2026RayPublished by the parts factory: tier mfr, 2 pinschanged since
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: SM30T21AY · SMC(DO-214AB) · 2 pins
  • ✓copper: 2 copper pads, none touching another net
  • ✓datasheet: all 2 pin names found in the 16-page datasheet
  • ✓distributor: lcsc C1977258, digikey 497-12177-2-ND, mouser 511-SM30T21AY
  • ✓family: D_SMC
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-77861ze3/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 2 records
  • •package_fit (skip): no component.package_dims on the page: the model is unchecked against the datasheet drawing
  • ✓pads: 2 pins = 2 pads
  • ✓pose: 2 STEP(s) Z-up, seated, centred
  • ✓symbol: 2 pins agree
  • ✓visibility: public, source open
Evidencedatasheet
Verified files! sm30t21ay.kicad_sym✓ sm30t21ay.kicad_mod✓ sm30t21ay.step
Spot something wrong? Report it as an issue Propose a fix Records are signed by members of adom.
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History of viewers/symbol.html

3 commits ← Back to file
sm30t21ay: symbol repaired (D_Zener, cathode pad 1)
Ray · 51f1397 · 4d ago
sm30t21ay: viewers
Ray · 8cdc5a0 · 6d ago
Publish 0.1.0
Ray · ac16949 · 6d ago