MM3Z16

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  "type": "component",
  "slug": "mm3z16",
  "title": "MM3Z16",
  "brief": "ST Semtech Zener Diodes, SOD-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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  "component": {
    "mpn": "MM3Z16",
    "manufacturer": "ST Semtech",
    "package": "SOD-323",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
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      "lbr": "mm3z16.lbr"
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    "distributor_links": {
      "lcsc": "C48887"
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    "distributor_check": {
      "checked_at": "2026-10-22T20:21:23Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "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, identified as pin 1 in the PINNING table for the SOD-323 package; the datasheet gives no pin-specific electrical limit beyond the device ratings (Ptot 300 mW, Tj 150 °C)."
      },
      {
        "number": "2",
        "name": "Anode",
        "type": "passive",
        "description": "Anode terminal of the Zener diode, identified as pin 2 in the PINNING table for the SOD-323 package; the datasheet gives no pin-specific electrical limit beyond the device ratings (Ptot 300 mW, Tj 150 °C)."
      }
    ],
    "provenance": {
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin assignment is reconstructed from garbled text extraction of the page 1 outline and PINNING t; The datasheet covers the MM3Z2V0 to MM3Z75 family and lists only the SOD-323 package. It does not ex"
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        "at": "2026-10-22T20:20:36"
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        "sha256": "8fc2587390375e70",
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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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        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "cd8619b2119cd95683a2c5e660ab4f2d4db674f696cd6f9e9756f221171a214d",
        "checked": "2026-10-22",
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        "zmin_mm": 0,
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "ST Semtech",
      "Package": "SOD-323",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
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      "rows": [
        {
          "name": "Dynamic impedance at IZT",
          "symbol": "ZZT",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "IZT = 5 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse leakage current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "VR = 12 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Forward voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.9,
          "conditions": "IF = 10 mA, Ta = 25 °C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction to ambient air",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 417,
          "conditions": "Ta = 25 °C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Total power dissipation",
          "symbol": "Ptot",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "Ta = 25 °C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
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        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Zener voltage tolerance (approximate)",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "Printed as 'Tolerance approximately ± 5%' in features; general for the series, not a part-numbering decode",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_pitch": "MM3Z16 (ST Semtech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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