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Ray Set visibility: public 5b65086 8h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "bzt52c2v4-e3-08",
  "title": "BZT52C2V4-E3-08",
  "brief": "Vishay Intertech Zener Diodes, SOD-123. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "BZT52C2V4-E3-08",
    "manufacturer": "Vishay Intertech",
    "package": "SOD-123",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3f993b7aa3a4fc3d90db73157496c1fb.pdf",
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      "model_3d_step": "bzt52c2v4-e3-08-etched.step",
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      "lbr": "bzt52c2v4-e3-08.lbr"
    },
    "distributor_links": {
      "lcsc": "C2979813",
      "digikey": "112-BZT52C2V4-E3-08TR-ND",
      "mouser": "78-BZT52C2V4-E3-08"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T00:40:07Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "112-BZT52C2V4-E3-08TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "78-BZT52C2V4-E3-08",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode terminal, marked by the cathode bar on the SOD-123 package; the Zener voltage (2.2 to 2.6 V, 2.4 V nominal at 5 mA for BZT52C2V4) appears with this terminal positive relative to the anode."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode terminal, the unmarked end of the SOD-123 package opposite the cathode bar; power dissipation is limited to 500 mW on a 5 mm2 pad area ceramic substrate."
      }
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        "primary_model": "claude-sonnet-5-5",
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        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet only shows a 'Cathode bar' on the SOD-123 drawing (page 7). It prints no pin numbers a; Pin types are set to passive because a diode has no KiCad ERC class of its own. The datasheet does n"
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        "pages_sent": 8,
        "cost_usd": 0.1802,
        "at": "2026-10-27T00:39:31"
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        "pages": 8,
        "sha256": "c8d92fee08592bcf",
        "source_tier": "mfr"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "role": "plain",
        "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": "132323445e3d1f9231e81c083cd88a33cd204dd8b96063bb2ed1f3ab4470c7e7",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
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        "sha256": "bf731d21dfd4dac91f7c6d0bb71ba1b3df0c6300ec5aaa58037d97a80471c3d7",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  "metadata": {
    "specs": {
      "Manufacturer": "Vishay Intertech",
      "Package": "SOD-123",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "c8d92fee08592bcfa9bac741453b9f590f3ab5c8e46287f14e5393b3594bba1d",
      "rows": [
        {
          "name": "Zener voltage",
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          "kind": "electrical",
          "unit": "V",
          "min": 2.2,
          "typ": 2.4,
          "max": 2.6,
          "conditions": "IZT1 = 5 mA, pulses tp = 5 ms",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Dynamic resistance",
          "symbol": "ZZ",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 85,
          "conditions": "at IZT1 = 5 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Dynamic resistance (knee)",
          "symbol": "ZZK",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 600,
          "conditions": "at IZT2 = 1 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Temperature coefficient of Zener voltage",
          "symbol": "VZ",
          "kind": "temperature_coefficient",
          "unit": "10-4/°C",
          "min": -9,
          "typ": null,
          "max": -4,
          "conditions": "IZT1 = 5 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation (5 mm2 pad areas)",
          "symbol": "Ptot",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "Diode on ceramic substrate 0.7 mm; 5 mm2 pad areas, Tamb = 25 °C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation (2.5 mm2 pad areas)",
          "symbol": "Ptot",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 410,
          "conditions": "Diode on ceramic substrate 0.7 mm; 2.5 mm2 pad areas, Tamb = 25 °C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "Tj",
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          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "Top",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction to ambient air",
          "symbol": "RthJA",
          "kind": "thermal",
          "unit": "K/W",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "Valid provided that electrodes are kept at ambient temperature",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Test current",
          "symbol": "IZT1",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "VZ test",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Test current (knee)",
          "symbol": "IZT2",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "ZZK test",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_triggers": [
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  "discovery_pitch": "BZT52C2V4-E3-08 (Vishay Intertech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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