SMF40CA

{
  "slug": "smf40ca",
  "version": "0.1.0",
  "type": "component",
  "description": "AnBon ESD And Surge Protection (TVS/ESD), SOD-123. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "circuit protection",
    "smf40ca",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "smf40ca.kicad_sym",
    "smf40ca.kicad_mod",
    "smf40ca.glb",
    "smf40ca.step",
    "smf40ca.lbr",
    "docs/hero.png",
    "docs/smf40ca-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "smf40ca-hero.glb",
    "smf40ca-hero.overlay.json"
  ],
  "component": {
    "mpn": "SMF40CA",
    "manufacturer": "AnBon",
    "package": "SOD-123",
    "pin_count": 2,
    "category": "Circuit Protection",
    "subcategory": "ESD And Surge Protection (TVS/ESD)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893214283870208",
    "parts": {
      "symbol": "smf40ca.kicad_sym",
      "footprint": "smf40ca.kicad_mod",
      "model_3d": "smf40ca-hero.glb",
      "model_3d_plain": "smf40ca.glb",
      "model_3d_step": "smf40ca-etched.step",
      "model_3d_step_plain": "smf40ca.step",
      "lbr": "smf40ca.lbr"
    },
    "distributor_links": {
      "lcsc": "C726964",
      "digikey": "4878-SMF40CATR-ND",
      "mouser": "637-SMF40CA"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T17:35:08Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "4878-SMF40CATR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "637-SMF40CA",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A1",
        "type": "passive",
        "description": "Bi-directional TVS terminal on the left end of the SOD-123 outline (no cathode band on the C-suffix part); the datasheet gives no pin label for the bi-directional device, so this is the left-hand terminal and is interchangeable with pin 2."
      },
      {
        "number": "2",
        "name": "A2",
        "type": "passive",
        "description": "Bi-directional TVS terminal on the right end of the SOD-123 outline (no cathode band on the C-suffix part); the datasheet gives no pin label for the bi-directional device, so this is the right-hand terminal and is interchangeable with pin 1."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: SMF40CA is the bi-directional (C suffix) device (p.2 note 4). The pinning table on p.4 gives pin nam",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 4,
        "cost_usd": 0.2502,
        "at": "2026-10-09T17:31:47"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893214283870208",
        "pages": 4,
        "sha256": "446f2844d4bbca04",
        "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": "smf40ca.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.5,
          1.6,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "132323445e3d1f9231e81c083cd88a33cd204dd8b96063bb2ed1f3ab4470c7e7",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "smf40ca-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.5,
          1.6,
          1.1
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "0d428b871370aa31fa0ad8608592f70538be8a5b2c8a57af947c3711321e30fb",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}