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Ray Set visibility: public cc4d901 1d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "lm3z12vt1g",
  "title": "LM3Z12VT1G",
  "brief": "LRC Zener Diodes, SOD-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "diodes",
    "lm3z12vt1g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM3Z12VT1G",
    "manufacturer": "LRC",
    "package": "SOD-323",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586172102302420992",
    "parts": {
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      "footprint": "lm3z12vt1g.kicad_mod",
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      "model_3d_plain": "lm3z12vt1g-etched.glb",
      "model_3d_step": "lm3z12vt1g-etched.step",
      "model_3d_step_plain": "lm3z12vt1g.step",
      "lbr": "lm3z12vt1g.lbr"
    },
    "distributor_links": {
      "lcsc": "C15118"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T14:56:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CATHODE",
        "type": "passive",
        "description": "Cathode, identified by the polarity band on the package; it is the regulating terminal of the 12 V Zener, and the device is rated 200 mW total dissipation at TA = 25 °C with a junction and storage range of -65 to +150 °C."
      },
      {
        "number": "2",
        "name": "ANODE",
        "type": "passive",
        "description": "Anode, the terminal opposite the cathode band; the datasheet gives no pin-specific limit, so the device ratings apply (200 mW at 25 °C, derate 1.5 mW/°C, junction-to-ambient thermal resistance 635 °C/W)."
      }
    ],
    "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 covers the whole LM3Z2V0T1G to LM3Z75VT1G series in one document. The pinout (pin 1 CA; The page 1 pin labels are shown as text ('2 ANODE', '1 CATHODE') with the polarity band marking the "
        ],
        "pages_sent": 6,
        "cost_usd": 0.0487,
        "at": "2026-10-23T14:55:47"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586172102302420992",
        "pages": 6,
        "sha256": "b7e4cd14d05f5ceb",
        "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": [
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        "file": "lm3z12vt1g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          1.25,
          1.11
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "cd8619b2119cd95683a2c5e660ab4f2d4db674f696cd6f9e9756f221171a214d",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm3z12vt1g-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b30c116d0cf3ff8e7e9c5a57b93c3f90f4a8f8dcc070fcdfa4d256a523cac83b",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "LRC",
      "Package": "SOD-323",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "b7e4cd14d05f5ceb72dda06de2537cea063487175e7e14ef8513a8a58135d341",
      "rows": [
        {
          "name": "Reverse Zener Voltage",
          "symbol": "VZ",
          "kind": "tolerance",
          "unit": "V",
          "min": 11.4,
          "typ": 12,
          "max": 12.7,
          "conditions": "@ IZT = 5 mA; pulse test at TA = 25°C (Note 2)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Zener Impedance",
          "symbol": "ZZT",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 25,
          "conditions": "@ IZT = 5 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Zener Impedance",
          "symbol": "ZZK",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "@ IZK = 0.5 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse Leakage Current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "@ VR = 8.0 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Zener Voltage Temperature Coefficient (VZ)",
          "symbol": "VZ",
          "kind": "temperature_coefficient",
          "unit": "mV/k",
          "min": 6,
          "typ": null,
          "max": 10,
          "conditions": "@ IZT = 5 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Max. Capacitance",
          "symbol": "C",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": null,
          "max": 130,
          "conditions": "@ VR = 0 and f = 1 MHz",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Forward Voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.9,
          "conditions": "@ IF = 10 mA (for all types)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Total Device Dissipation FR-5 Board",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "@ TA = 25°C (Note 1, FR-4 minimum pad)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Derate above 25°C",
          "symbol": "PD",
          "kind": "thermal",
          "unit": "mW/°C",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "Derate above 25°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction to Ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 635,
          "conditions": "Junction to Ambient",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Junction and Storage Temperature Range",
          "symbol": "TJ, Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "readme",
    "breadcrumbs",
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  "discovery_triggers": [
    "lm3z12vt1g"
  ],
  "discovery_pitch": "LM3Z12VT1G (LRC) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "lm3z12vt1g.lbr",
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    "docs/lm3z12vt1g-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
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    "lm3z12vt1g-hero.overlay.json",
    "lm3z12vt1g-etched.glb"
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  "visibility": {
    "public": true
  }
}