main
Ray Set visibility: public 7344e28 2d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "lmbz5236blt1g",
  "title": "LMBZ5236BLT1G",
  "brief": "LRC Zener Diodes, SOT-23-3. 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",
    "lmbz5236blt1g",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "LMBZ5236BLT1G",
    "manufacturer": "LRC",
    "package": "SOT-23-3",
    "pin_count": 3,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
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    "parts": {
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      "footprint": "lmbz5236blt1g.kicad_mod",
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      "model_3d_plain": "lmbz5236blt1g-etched.glb",
      "model_3d_step": "lmbz5236blt1g-etched.step",
      "model_3d_step_plain": "lmbz5236blt1g.step",
      "lbr": "lmbz5236blt1g.lbr"
    },
    "distributor_links": {
      "lcsc": "C131766"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T23:06:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 687 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Anode",
        "type": "passive",
        "description": "Anode of the Zener diode; the Zener voltage VZ is 7.12 V min, 7.5 V nom and 7.88 V max at IZT = 20 mA for the LMBZ5236B."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection pin, left unconnected internally."
      },
      {
        "number": "3",
        "name": "Cathode",
        "type": "passive",
        "description": "Cathode of the Zener diode, marked by the polarity band, with leakage IR of 3 µA max at VR = 6 V and a forward voltage of 0.9 V max at IF = 10 mA."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Page 1 marking diagram shows only Cathode at pin 3 and Anode at pin 1, consistent with pages 2-3 (1-"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0565,
        "at": "2026-10-22T23:06:01"
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        "pages": 6,
        "sha256": "2c2e315ad416a912",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "file": "lmbz5236blt1g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lmbz5236blt1g-etched.step",
        "role": "eda",
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        "units": "mm",
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        "zmin_mm": 0,
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        "sha256": "50e0d617e4f5560f4b9c645055df6531a78ca6aa10174aa43b49e96dd1f751aa",
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "LRC",
      "Package": "SOT-23-3",
      "Category": "Diodes",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "2c2e315ad416a912e3eb6ac9564c9577e789c64a8bbb6d142502de89a98583ae",
      "rows": [
        {
          "name": "Zener Voltage",
          "symbol": "VZ",
          "kind": "electrical",
          "unit": "V",
          "min": 7.12,
          "typ": 7.5,
          "max": 7.88,
          "conditions": "@ IZT = 20 mA, TA = 25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Zener Test Current",
          "symbol": "IZT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Zener Impedance",
          "symbol": "ZZT",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "@ IZT = 20 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Zener Impedance at knee",
          "symbol": "ZZK",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "@ IZK = 0.25 mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse Leakage Current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "@ VR = 6 V",
          "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, all types",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Forward Voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.95,
          "conditions": "@ IF = 10 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Total Power Dissipation on FR-5 Board",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 225,
          "conditions": "@ TA = 25°C, FR-5 board",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Derating above 25°C (FR-5)",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW/°C",
          "min": null,
          "typ": null,
          "max": 1.8,
          "conditions": "Derated above 25°C, FR-5 board",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-to-Ambient (FR-5)",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 556,
          "conditions": "FR-5 board",
          "source_page": 1,
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        },
        {
          "name": "Total Power Dissipation on Alumina Substrate",
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          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "@ TA = 25°C, alumina substrate",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Derating above 25°C (Alumina)",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW/°C",
          "min": null,
          "typ": null,
          "max": 2.4,
          "conditions": "Derated above 25°C, alumina substrate",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-to-Ambient (Alumina)",
          "symbol": "RθJA",
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          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 417,
          "conditions": "Alumina substrate",
          "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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  "discovery_triggers": [
    "lmbz5236blt1g"
  ],
  "discovery_pitch": "LMBZ5236BLT1G (LRC) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}