main
Ray Set visibility: public 093019d 8d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "mm1z27v",
  "title": "MM1Z27V",
  "brief": "YONGYUTAI 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",
    "mm1z27v",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "MM1Z27V",
    "manufacturer": "YONGYUTAI",
    "package": "SOD-123",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603350610213556224",
    "parts": {
      "symbol": "mm1z27v.kicad_sym",
      "footprint": "mm1z27v.kicad_mod",
      "model_3d": "mm1z27v-hero.glb",
      "model_3d_plain": "mm1z27v-etched.glb",
      "model_3d_step": "mm1z27v-etched.step",
      "model_3d_step_plain": "mm1z27v.step",
      "lbr": "mm1z27v.lbr"
    },
    "distributor_links": {
      "lcsc": "C22467090"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T18:28:08Z",
      "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 end marked by the color band; the Zener (reverse breakdown) voltage of the MM1Z27V is 25.1 V min to 28.9 V max at Izt = 2 mA."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode, the end opposite the color band; forward voltage is 0.9 V at IF = 10 mA and power dissipation is 500 mW."
      }
    ],
    "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 datasheet package drawing (page 5) and text show no pin numbers. They only say 'Color band denot",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 5,
        "cost_usd": 0.109,
        "at": "2026-10-18T18:26:39"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603350610213556224",
        "pages": 5,
        "sha256": "9581990a590157e2",
        "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": "mm1z27v.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": "mm1z27v-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": "5bd07171bcafc790e78a307706154bcc3eef0c651be21c6add8af44621daa5d0",
        "checked": "2026-10-18",
        "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": "9581990a590157e2f045d83c6d3c68897ffa2c07f70235fed182bf1085aef5bf",
      "rows": [
        {
          "name": "Zener voltage",
          "symbol": "Vz",
          "kind": "electrical",
          "unit": "V",
          "min": 25.1,
          "typ": 27,
          "max": 28.9,
          "conditions": "Izt = 2 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Zener impedance",
          "symbol": "Zzt",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "@ Izt = 2 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Zener impedance (knee)",
          "symbol": "Zzk",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "@ Izk = 0.5 mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum reverse current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "uA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "at VR = 18.9 V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Temperature coefficient",
          "symbol": "IZTC",
          "kind": "temperature_coefficient",
          "unit": "mV/℃",
          "min": 21.4,
          "typ": null,
          "max": 25.3,
          "conditions": "Test current = 2 mA; table header labels these typical",
          "source_page": 2,
          "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": [
    "mm1z27v"
  ],
  "discovery_pitch": "MM1Z27V (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",
    "mm1z27v.kicad_sym",
    "mm1z27v.kicad_mod",
    "mm1z27v.glb",
    "mm1z27v.step",
    "mm1z27v.lbr",
    "docs/hero.png",
    "docs/mm1z27v-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mm1z27v-hero.glb",
    "mm1z27v-hero.overlay.json",
    "mm1z27v-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}