T491X226K035AT

{
  "schema_version": 1,
  "type": "component",
  "slug": "t491x226k035at",
  "title": "T491X226K035AT",
  "brief": "KEMET Tantalum Capacitors, CASE-X-7343-43(mm). Polarised: pin 1 is the anode (+), marked by the polarity stripe on the body; KiCad symbol/footprint/3D.",
  "version": "0.1.1",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "t491x226k035at",
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  "component": {
    "mpn": "T491X226K035AT",
    "manufacturer": "KEMET",
    "package": "CASE-X-7343-43(mm)",
    "pin_count": 2,
    "category": "Capacitors",
    "subcategory": "Tantalum Capacitors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588937359127678976",
    "parts": {
      "symbol": "t491x226k035at.kicad_sym",
      "footprint": "t491x226k035at.kicad_mod",
      "model_3d": "t491x226k035at-hero.glb",
      "model_3d_plain": "t491x226k035at-etched.glb",
      "model_3d_step": "t491x226k035at-etched.step",
      "model_3d_step_plain": "t491x226k035at.step",
      "lbr": "t491x226k035at.lbr"
    },
    "distributor_links": {
      "lcsc": "C452767",
      "digikey": "399-3816-2-ND",
      "mouser": "80-T491X226K035"
    },
    "distributor_check": {
      "checked_at": "2026-10-15T07:52:06Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "399-3816-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "80-T491X226K035",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ANODE",
        "type": "passive",
        "description": "Anode (+). The positive terminal, identified on the body by the polarity stripe and, on cases that have one, the beveled edge (KEMET T491 datasheet: \"Polarity Stripe (+)\", \"ANODE (+) END VIEW\"). Pin 1 carries the + on the symbol and the closed silkscreen end on the footprint."
      },
      {
        "number": "2",
        "name": "CATHODE",
        "type": "passive",
        "description": "Cathode (-). The negative terminal, at the unmarked end. Solid tantalum capacitors are polar and may be damaged if connected with reverse polarity."
      }
    ],
    "provenance": {
      "extractor": "extract_pins",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins",
        "primary_model": "two-terminal convention",
        "primary_mode": "convention",
        "consensus_model": null,
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 24,
        "cost_usd": 0.017,
        "at": "2026-10-15T07:51:49"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588937359127678976",
        "pages": 24,
        "sha256": "56bef8c8b292c5c1",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      },
      "correction": {
        "at": "2026-11-09",
        "what": "published as unpolarised; it is a polar solid tantalum capacitor",
        "how": "KEMET T491 datasheet: polarity stripe (+) and bevel mark the anode; the KiCad CP symbol and CP_EIA footprint already put + on pin 1. Pins named ANODE (1) and CATHODE (2). By part-reviewer on the task master audit.",
        "symbol": "unchanged (already polarized, + on pin 1)"
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "t491x226k035at.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.6,
          4.6,
          4.3
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6df0b66df244026544264f9a5fd03c989c2dc4c86a42c5fef64c730425f0fd9a",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "t491x226k035at-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          4.6,
          4.3
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "be550fba9e24fb01a6769d5d0a2675352fd866d6ec8df1f4a7973eb3d218c2f7",
        "checked": "2026-10-15",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "polarized": true,
    "polarity": {
      "positive_pin": "1",
      "marking": "polarity stripe (+), bevel on cases that have one"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "KEMET",
      "Package": "CASE-X-7343-43(mm)",
      "Category": "Capacitors",
      "Pins": "2"
    },
    "characteristics": {
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      "rows": [
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          "name": "Capacitance",
          "symbol": "",
          "kind": "electrical",
          "unit": "µF",
          "min": null,
          "typ": 22,
          "max": null,
          "conditions": "nominal, catalog attribute (LCSC C452767)",
          "source_page": null,
          "source": "catalog"
        },
        {
          "name": "Tolerance",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "catalog attribute (LCSC C452767)",
          "source_page": null,
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        },
        {
          "name": "Operating temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "catalog description (LCSC C452767)",
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    }
  },
  "variants": [],
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  "discovery_triggers": [
    "t491x226k035at"
  ],
  "discovery_pitch": "T491X226K035AT (KEMET) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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}