MMSZ4708-TP

{
  "schema_version": 1,
  "type": "component",
  "slug": "mmsz4708-tp",
  "title": "MMSZ4708-TP",
  "brief": "MCC Micro Commercial Components 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",
  "tags": [
    "component",
    "diodes",
    "mmsz4708-tp",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MMSZ4708-TP",
    "manufacturer": "MCC Micro Commercial Components",
    "package": "SOD-123",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590225978011525120",
    "parts": {
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      "footprint": "mmsz4708-tp.kicad_mod",
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      "model_3d_plain": "mmsz4708-tp-etched.glb",
      "model_3d_step": "mmsz4708-tp-etched.step",
      "model_3d_step_plain": "mmsz4708-tp.step",
      "lbr": "mmsz4708-tp.lbr"
    },
    "distributor_links": {
      "lcsc": "C2975497"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T14:15:56Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode (marked end of the body); the Zener breakdown voltage for MMSZ4708 is 22V nominal (20.9V to 23.1V) at IZT=50µA, with IR 0.01µA max at VR=16.7V."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode; maximum forward voltage is 0.95V at IF=10mA and steady-state power dissipation is 500mW at TL<75°C."
      }
    ],
    "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+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pin numbers come from the package-drawing symbol, which shows 2 on the anode side and 1 on the c",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 4,
        "cost_usd": 0.1176,
        "at": "2026-10-18T14:13:32"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590225978011525120",
        "pages": 4,
        "sha256": "bcca07b9d839fa19",
        "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": [
      {
        "file": "mmsz4708-tp.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.5,
          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": "mmsz4708-tp-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": "92ad6fcc2a3d1b10ab077c700a32ba27e7c718c42fc983a10ad006f9917de1cb",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "MCC Micro Commercial Components",
      "Package": "SOD-123",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "bcca07b9d839fa19d0e0e5e0a5ae137cc015a5a5acc537ec139b0366169406f8",
      "rows": [
        {
          "name": "Zener voltage (MMSZ4708, nominal 22 V)",
          "symbol": "VZ",
          "kind": "electrical",
          "unit": "V",
          "min": 20.9,
          "typ": 22,
          "max": 23.1,
          "conditions": "IZT = 50 µA (table column)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Voltage tolerance (VZ)",
          "symbol": "VZ",
          "kind": "tolerance",
          "unit": "%",
          "min": -5,
          "typ": null,
          "max": 5,
          "conditions": "Series tolerance ±5% as printed in features; matches 20.9 V to 23.1 V limits",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Reverse leakage current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 0.01,
          "conditions": "VR = 16.7 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum forward voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.95,
          "conditions": "IF = 10 mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Steady state power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "TL < 75°C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction to ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 340,
          "max": null,
          "conditions": "Junction to ambient",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "mmsz4708-tp"
  ],
  "discovery_pitch": "MMSZ4708-TP (MCC Micro Commercial Components) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
  },
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    "mmsz4708-tp.glb",
    "mmsz4708-tp.step",
    "mmsz4708-tp.lbr",
    "docs/hero.png",
    "docs/mmsz4708-tp-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
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    "mmsz4708-tp-hero.overlay.json",
    "mmsz4708-tp-etched.glb"
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  "visibility": {
    "public": true
  }
}