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Ray Set visibility: public 405a12f 7d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "mmsz5262a-r1-00001",
  "title": "MMSZ5262A_R1_00001",
  "brief": "PANJIT International Zener Diodes, SOD-123. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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    "mpn": "MMSZ5262A_R1_00001",
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    "package": "SOD-123",
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    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588902675596890112",
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      "model_3d_step": "mmsz5262a-r1-00001-etched.step",
      "model_3d_step_plain": "mmsz5262a-r1-00001.step",
      "lbr": "mmsz5262a-r1-00001.lbr"
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    "distributor_links": {
      "lcsc": "C263328"
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    "distributor_check": {
      "checked_at": "2026-10-18T16:24:56Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
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        "status": "quota"
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      "mouser": {
        "pn": null,
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    "pins": [
      {
        "number": "1",
        "name": "Cathode",
        "type": "passive",
        "description": "Cathode terminal of the zener diode (polarity per the datasheet diagram); the device is rated 500 mW maximum power dissipation at TA=25°C with an operating junction and storage temperature range of -50 to +150 °C."
      },
      {
        "number": "2",
        "name": "Anode",
        "type": "passive",
        "description": "Anode terminal of the zener diode (polarity per the datasheet diagram); the device is rated 500 mW maximum power dissipation at TA=25°C with an operating junction and storage temperature range of -50 to +150 °C."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "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 source is the MMSZ5229A series datasheet (REV.02). MMSZ5262A (51 V nominal, 500 mW) is listed in; The pin-to-label mapping (1 = Cathode, 2 = Anode) comes from the text of the SOD-123 outline diagram; The datasheet gives no pin-specific electrical limits. The descriptions use the device-level ratings"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0335,
        "at": "2026-10-18T16:22:25"
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      "datasheet": {
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        "pages": 7,
        "sha256": "af6eff5a0ea946e7",
        "source_tier": "lcsc"
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      "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"
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    "models_3d": [
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        "file": "mmsz5262a-r1-00001.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          1.6,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "132323445e3d1f9231e81c083cd88a33cd204dd8b96063bb2ed1f3ab4470c7e7",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mmsz5262a-r1-00001-etched.step",
        "role": "eda",
        "up": "Z",
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        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "PANJIT International",
      "Package": "SOD-123",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "af6eff5a0ea946e73ce1d53c53388afefc122cbe4c631220268529f65909265a",
      "rows": [
        {
          "name": "Nominal Zener voltage (min to max)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "V",
          "min": 49.98,
          "typ": 51,
          "max": 52.02,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Max. Zener impedance",
          "symbol": "ZZT",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "@ IZT = 2.5 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Max. Zener impedance",
          "symbol": "ZZK",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 1100,
          "conditions": "@ IZK = 0.25 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Max. reverse leakage current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "@ VR = 39 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "@ TA = 25°C (Notes A: mounted on 5.0 mm² land areas)",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating junction and storage temperature range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -50,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_triggers": [
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  "discovery_pitch": "MMSZ5262A_R1_00001 (PANJIT International) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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