main
Ray Set visibility: public 50ecc01
{
  "schema_version": 1,
  "type": "component",
  "slug": "t491b226m006at",
  "title": "T491B226M006AT",
  "brief": "KEMET Tantalum Capacitors, CASE-B-3528-21(mm). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "capacitors",
    "t491b226m006at",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "T491B226M006AT",
    "manufacturer": "KEMET",
    "package": "CASE-B-3528-21(mm)",
    "pin_count": 2,
    "category": "Capacitors",
    "subcategory": "Tantalum Capacitors",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588931293803790336",
    "parts": {
      "symbol": "t491b226m006at.kicad_sym",
      "footprint": "t491b226m006at.kicad_mod",
      "model_3d": "t491b226m006at-hero.glb",
      "model_3d_plain": "t491b226m006at-etched.glb",
      "model_3d_step": "t491b226m006at-etched.step",
      "model_3d_step_plain": "t491b226m006at.step",
      "lbr": "t491b226m006at.lbr"
    },
    "distributor_links": {
      "lcsc": "C600508",
      "digikey": "399-8313-2-ND",
      "mouser": "80-T491B226M006"
    },
    "distributor_check": {
      "checked_at": "2026-10-14T14:57:43Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "399-8313-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "80-T491B226M006",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ANODE (+)",
        "type": "passive",
        "description": "Positive polar terminal, identified on the case by the polarity stripe and beveled edge, and must not be connected with reversed polarity because the capacitor may be permanently damaged or destroyed."
      },
      {
        "number": "2",
        "name": "CATHODE (-)",
        "type": "passive",
        "description": "Negative polar terminal (leadframe marked −Cathode), which may see only the transient reverse voltage permitted by the datasheet (15% of rated voltage at 25°C, 5% at 85°C, 1% at 125°C) and must not be operated continuously in reverse."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet does not print pin numbers on the capacitor. It shows only an anode (+) end and a cath; MPN T491B226M006AT was confirmed in the datasheet as 22 µF, 6.3 V, 20% tolerance (M), case B/3528-21; The datasheet gives no pinout table or pin-type classification. Both pin types are set to passive, t"
        ],
        "pages_sent": 23,
        "cost_usd": 0.1662,
        "at": "2026-10-14T14:57:27"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588931293803790336",
        "pages": 23,
        "sha256": "271b6cea80c8b55f",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "t491b226m006at.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.5,
          2.8,
          2.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dfe18bc321e2772dd597027a289d8e13b7b6f0320cfdd8f41c4492bdfe9f7f0c",
        "checked": "2026-10-14",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "t491b226m006at-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.5,
          2.8,
          2.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "57dfc6b477cb4c5eab268820c6933ace5eaa12361b110f27f2e2977c9e2f0140",
        "checked": "2026-10-14",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "KEMET",
      "Package": "CASE-B-3528-21(mm)",
      "Category": "Capacitors",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "catalog",
      "datasheet_sha256": "271b6cea80c8b55fcdca2275c43963c1617aa5e79ac31efd226f86e6c24b3f08",
      "rows": [
        {
          "name": "Capacitance",
          "symbol": "",
          "kind": "electrical",
          "unit": "µF",
          "min": null,
          "typ": 22,
          "max": null,
          "conditions": "nominal, catalog attribute (LCSC C600508)",
          "source_page": null,
          "source": "catalog"
        },
        {
          "name": "Tolerance",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "catalog attribute (LCSC C600508)",
          "source_page": null,
          "source": "catalog"
        },
        {
          "name": "Operating temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "catalog description (LCSC C600508)",
          "source_page": null,
          "source": "catalog"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "t491b226m006at"
  ],
  "discovery_pitch": "T491B226M006AT (KEMET) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "t491b226m006at.kicad_sym",
    "t491b226m006at.kicad_mod",
    "t491b226m006at.glb",
    "t491b226m006at.step",
    "t491b226m006at.lbr",
    "docs/hero.png",
    "docs/t491b226m006at-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "t491b226m006at-hero.glb",
    "t491b226m006at-hero.overlay.json",
    "t491b226m006at-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}