DDZX18C-13

{
  "schema_version": 1,
  "type": "component",
  "slug": "ddzx18c-13",
  "title": "DDZX18C-13",
  "brief": "Diodes Incorporated 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",
    "ddzx18c-13",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "DDZX18C-13",
    "manufacturer": "Diodes Incorporated",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603065239223492608",
    "parts": {
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      "footprint": "ddzx18c-13.kicad_mod",
      "model_3d": "ddzx18c-13-hero.glb",
      "model_3d_plain": "ddzx18c-13-etched.glb",
      "model_3d_step": "ddzx18c-13-etched.step",
      "model_3d_step_plain": "ddzx18c-13.step",
      "lbr": "ddzx18c-13.lbr"
    },
    "distributor_links": {
      "lcsc": "C6932151",
      "digikey": "DDZX18C-13DI-ND",
      "mouser": "621-DDZX18C-13"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T23:45:00Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "DDZX18C-13DI-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "621-DDZX18C-13",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A",
        "type": "passive",
        "description": "Zener anode, shown on the lower-left terminal of the top-view device schematic; the datasheet gives a 300mW power dissipation limit."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "Lower-right terminal, drawn with no connection to the zener diode in the device schematic."
      },
      {
        "number": "3",
        "name": "K",
        "type": "passive",
        "description": "Zener cathode, the single top terminal in the device schematic; DDZX18C has VZ of 17.42V min to 18.33V max at IZT = 10mA."
      }
    ],
    "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 device schematic and top view show terminal positions but print no pin numbers. The 1/2/3 number; The schematic shows the diode connected to the top terminal and the lower-left terminal, with the lo",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 8,
        "cost_usd": 0.2547,
        "at": "2026-10-20T23:41:48"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603065239223492608",
        "pages": 8,
        "sha256": "f1abaaad1d27cb30",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ddzx18c-13.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ddzx18c-13-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "965c5f8b6f92a9dbc85d07668a68ded07de2b3b5d849bc5e9d5248a2f73fe1ea",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "SOT-23",
      "Category": "Diodes",
      "Pins": "3"
    },
    "appearance": {
      "contacts": {
        "quote": " Terminals: Finish - Matte Tin Annealed over Alloy 42 Leadframe. Solderable per MIL-STD-202, Method 208",
        "page": 1,
        "doc": "ds.pdf",
        "plating": "tin"
      },
      "version": 1,
      "datasheet_sha256": "f1abaaad1d27cb3029a8d9f902532baa7ec437ea69b1b42d71900eccb2bada21"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "f1abaaad1d27cb3029a8d9f902532baa7ec437ea69b1b42d71900eccb2bada21",
      "rows": [
        {
          "name": "Zener voltage",
          "symbol": "VZ",
          "kind": "electrical",
          "unit": "V",
          "min": 17.42,
          "typ": null,
          "max": 18.33,
          "conditions": "@ IZT = 10 mA; Note 8: measured <40 ms after power supplied",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Zener impedance",
          "symbol": "ZZT",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 23,
          "conditions": "@ IZT = 10 mA, f = 1 kHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Zener impedance",
          "symbol": "ZZK",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "@ IZK = 0.5 mA, f = 1 kHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum reverse current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 0.05,
          "conditions": "@ VR = 14.0 V; Note 9: short duration pulse test",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation",
          "symbol": "PD",
          "kind": "thermal",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "Note 7: device mounted on FR-4 PCB with recommended pad layout",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction to ambient air",
          "symbol": "RJA",
          "kind": "thermal",
          "unit": "C/W",
          "min": null,
          "typ": 417,
          "max": null,
          "conditions": "Note 7: device mounted on FR-4 PCB with recommended pad layout",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating and storage temperature range",
          "symbol": "TJ, TSTG",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Forward voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.9,
          "max": null,
          "conditions": "@ IF = 10 mA",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ddzx18c-13"
  ],
  "discovery_pitch": "DDZX18C-13 (Diodes Incorporated) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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  "visibility": {
    "public": true
  }
}