1N4002

{
  "slug": "1n4002",
  "version": "0.1.0",
  "type": "component",
  "description": "DOWO Diodes - General Purpose, SMA. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "diodes",
    "1n4002",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "1n4002.kicad_sym",
    "1n4002.kicad_mod",
    "1n4002.glb",
    "1n4002.step",
    "1n4002.lbr",
    "docs/hero.png",
    "docs/1n4002-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "1n4002-hero.glb",
    "1n4002-hero.overlay.json",
    "1n4002-etched.glb"
  ],
  "component": {
    "mpn": "1N4002",
    "manufacturer": "DOWO",
    "package": "SMA",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Diodes - General Purpose",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/4de78f21e59504f9d18bc8e73cc075d8.pdf",
    "parts": {
      "symbol": "1n4002.kicad_sym",
      "footprint": "1n4002.kicad_mod",
      "model_3d": "1n4002-hero.glb",
      "model_3d_plain": "1n4002-etched.glb",
      "model_3d_step": "1n4002-etched.step",
      "model_3d_step_plain": "1n4002.step",
      "lbr": "1n4002.lbr"
    },
    "distributor_links": {
      "lcsc": "C3038772",
      "digikey": "4878-1N4002CT-ND",
      "mouser": "637-1N4002"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T06:04:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "4878-1N4002CT-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "637-1N4002",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Cathode",
        "type": "passive",
        "description": "Cathode terminal of the diode; polarity is indicated by the cathode band on the package."
      },
      {
        "number": "2",
        "name": "Anode",
        "type": "passive",
        "description": "Anode terminal of the diode, opposite the cathode band."
      }
    ],
    "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 gives the SMA (DO-214AC) pinout as 1 = Cathode and 2 = Anode, taken from the package o; The datasheet covers the 1N4001-1N4007 family, and 1N4002 is included in it. It states that the pack"
        ],
        "pages_sent": 2,
        "cost_usd": 0.016,
        "at": "2026-10-21T06:01:46"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/4de78f21e59504f9d18bc8e73cc075d8.pdf",
        "pages": 2,
        "sha256": "2098afa20bfeefa5",
        "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": "1n4002.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.0,
          2.7,
          2.22
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1cfddd4e3b1bf22b8fc6ee3258c2aade882ed7b85b528e23b9db42437775a1db",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "1n4002-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          5.0,
          2.7,
          2.22
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "e5d7be86d64e1de035a9d2f24311b4614d8f0426fa62f7b6ca6337553bb50c7d",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}