main
Ray Set visibility: public d78d6a8
{
  "schema_version": 1,
  "type": "component",
  "slug": "bzx84b18-au",
  "title": "BZX84B18-AU",
  "brief": "PANJIT International Zener Diodes, SOT-23. 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",
    "diodes",
    "bzx84b18-au",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "BZX84B18-AU",
    "manufacturer": "PANJIT International",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/9ae4d21126b0aa221791f0ff51907121.pdf",
    "parts": {
      "symbol": "bzx84b18-au.kicad_sym",
      "footprint": "bzx84b18-au.kicad_mod",
      "model_3d": "bzx84b18-au-hero.glb",
      "model_3d_plain": "bzx84b18-au-etched.glb",
      "model_3d_step": "bzx84b18-au-etched.step",
      "model_3d_step_plain": "bzx84b18-au.step",
      "lbr": "bzx84b18-au.lbr"
    },
    "distributor_links": {
      "lcsc": "C304168"
    },
    "distributor_check": {
      "checked_at": "2026-11-12T05:02:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A",
        "type": "passive",
        "description": "Anode of the single Zener diode, shown connected to pin 1 in the SINGLE polarity diagram."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected to the diode in the SINGLE polarity diagram, which draws the diode between pins 1 and 3 only."
      },
      {
        "number": "3",
        "name": "K",
        "type": "passive",
        "description": "Cathode of the single Zener diode, shown connected to pin 3 in the SINGLE polarity diagram."
      }
    ],
    "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": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The page 1 diagram labels three SOT-23 pads (1, 2 at the bottom, 3 at the top) and shows one diode s",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0148,
        "at": "2026-11-12T05:01:50"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/9ae4d21126b0aa221791f0ff51907121.pdf",
        "pages": 6,
        "sha256": "0f3d674ac5ec45b4",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "model_3d_generated": {
        "generator": "factory/gen_pkg3d.py",
        "family": "SOT",
        "height_mm": 1,
        "height_basis": "datasheet A, midpoint of min and max",
        "standoff_mm": 0.05,
        "standoff_basis": "family nominal (no datasheet A1 read)",
        "lead_width_mm": 0.36,
        "lead_width_basis": "default: 0.6 x pad width across the lead, at most 0.45 x pitch 1.90 mm; a tab 0.9 x its width (no datasheet b read)",
        "lead_thickness_mm": 0.2,
        "lead_thickness_basis": "default for pitch 1.90 mm, height 1 mm (no datasheet c read)"
      },
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "bzx84b18-au.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.51,
          2.92,
          1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "8b1cfcb8753fe2d6fcf462fe81fda9b4425daf93c9d969a4f442fddf7f23e759",
        "checked": "2026-11-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bzx84b18-au-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          2.92,
          1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "bea811c1b8dca573e934c7c4ff4280142877dbbf891b335059eff5610ea42356",
        "checked": "2026-11-12",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "SOT-23",
      "source_page": 1,
      "D": {
        "nom_mm": 2.92,
        "range_mm": [
          2.8,
          3.04
        ]
      },
      "E1": {
        "nom_mm": 1.3,
        "range_mm": [
          1.2,
          1.4
        ]
      },
      "A": {
        "nom_mm": 1,
        "range_mm": [
          0.9,
          1.1
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "bzx84b18-au.step",
        "verdict": "PASS",
        "reasons": [
          "height within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "PANJIT International",
      "Package": "SOT-23",
      "Category": "Diodes",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "0f3d674ac5ec45b406e0d7300b11265830772d6d0f5d1a07db20e750adf5dae6",
      "rows": [
        {
          "name": "Nominal Zener Voltage",
          "symbol": "VZ",
          "kind": "electrical",
          "unit": "V",
          "min": 17.64,
          "typ": 18,
          "max": 18.36,
          "conditions": "@ IZT = 5.0 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Zener Impedance",
          "symbol": "ZZT",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 45,
          "conditions": "@ IZT = 5.0 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Zener Impedance (knee)",
          "symbol": "ZZK",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 225,
          "conditions": "@ IZK = 1.00 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Reverse Leakage Current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "@ VR = 12.6 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 410,
          "conditions": "at 25°C, mounted on 5.0mm2 (.013mm thick) land areas (Note A)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction and Storage Temperature Range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "bzx84b18-au"
  ],
  "discovery_pitch": "BZX84B18-AU (PANJIT International) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
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    "bzx84b18-au.step",
    "bzx84b18-au.lbr",
    "docs/hero.png",
    "docs/bzx84b18-au-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bzx84b18-au-hero.glb",
    "bzx84b18-au-hero.overlay.json",
    "bzx84b18-au-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}