main
Ray Set visibility: public 02c4cef 3h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "mm1z2v4",
  "title": "MM1Z2V4",
  "brief": "YONGYUTAI Zener Diodes, SOD-123. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "diodes",
    "mm1z2v4",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MM1Z2V4",
    "manufacturer": "YONGYUTAI",
    "package": "SOD-123",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590207009330540544",
    "parts": {
      "symbol": "mm1z2v4.kicad_sym",
      "footprint": "mm1z2v4.kicad_mod",
      "model_3d": "mm1z2v4-hero.glb",
      "model_3d_plain": "mm1z2v4-etched.glb",
      "model_3d_step": "mm1z2v4-etched.step",
      "model_3d_step_plain": "mm1z2v4.step",
      "lbr": "mm1z2v4.lbr"
    },
    "distributor_links": {
      "lcsc": "C2909928"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T15:32:17Z",
      "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: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode."
      }
    ],
    "provenance": {
      "extractor": "extract_pins",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins",
        "primary_model": "cathode-band convention",
        "primary_mode": "convention",
        "consensus_model": null,
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 5,
        "cost_usd": 0.071,
        "at": "2026-10-17T15:30:13"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590207009330540544",
        "pages": 5,
        "sha256": "2f2dda4cfaf8be30",
        "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": "mm1z2v4.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mm1z2v4-etched.step",
        "role": "eda",
        "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": "41eaf7ca28c436f953db1c8a646164b6513b44c43b9bed6a9acba4f6a137c0ca",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "YONGYUTAI",
      "Package": "SOD-123",
      "Category": "Diodes",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "2f2dda4cfaf8be30d5eaf375f4b72a67cdd95600afbc476227c5679f8d76dd42",
      "rows": [
        {
          "name": "Zener voltage (nominal 2.4 V, MM1Z2V4)",
          "symbol": "Vz",
          "kind": "electrical",
          "unit": "V",
          "min": 2.2,
          "typ": 2.4,
          "max": 2.6,
          "conditions": "@ Izt = 5 mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Typical temperature coefficient of Zener voltage",
          "symbol": "IZTC",
          "kind": "temperature_coefficient",
          "unit": "mV/℃",
          "min": -3.5,
          "typ": null,
          "max": 0,
          "conditions": "Test current 5 mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Zener impedance",
          "symbol": "Zzt",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "@ Izt = 5 mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum Zener impedance (knee)",
          "symbol": "Zzk",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 600,
          "conditions": "@ Izk = 1.0 mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Maximum reverse current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "VR = 1.0 V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation",
          "symbol": "Pd",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Ts",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Forward voltage",
          "symbol": "Vf",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.9,
          "max": null,
          "conditions": "IF = 10 mA",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction to ambient air",
          "symbol": "RthA",
          "kind": "thermal",
          "unit": "K/W",
          "min": null,
          "typ": 400,
          "max": null,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "mm1z2v4"
  ],
  "discovery_pitch": "MM1Z2V4 (YONGYUTAI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mm1z2v4.kicad_sym",
    "mm1z2v4.kicad_mod",
    "mm1z2v4.glb",
    "mm1z2v4.step",
    "mm1z2v4.lbr",
    "docs/hero.png",
    "docs/mm1z2v4-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mm1z2v4-hero.glb",
    "mm1z2v4-hero.overlay.json",
    "mm1z2v4-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}