MM1Z27

{
  "slug": "mm1z27",
  "version": "0.1.0",
  "type": "component",
  "description": "hongjiacheng Zener Diodes, SOD-123. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "diodes",
    "mm1z27",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mm1z27.kicad_sym",
    "mm1z27.kicad_mod",
    "mm1z27.glb",
    "mm1z27.step",
    "mm1z27.lbr",
    "docs/hero.png",
    "docs/mm1z27-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mm1z27-hero.glb",
    "mm1z27-hero.overlay.json"
  ],
  "component": {
    "mpn": "MM1Z27",
    "manufacturer": "hongjiacheng",
    "package": "SOD-123",
    "pin_count": 2,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8564879444020903937",
    "parts": {
      "symbol": "mm1z27.kicad_sym",
      "footprint": "mm1z27.kicad_mod",
      "model_3d": "mm1z27-hero.glb",
      "model_3d_plain": "mm1z27.glb",
      "model_3d_step": "mm1z27-etched.step",
      "model_3d_step_plain": "mm1z27.step",
      "lbr": "mm1z27.lbr"
    },
    "distributor_links": {
      "lcsc": "C22379469",
      "digikey": "6557-MM1Z27TR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T05:53:05Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "6557-MM1Z27TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "K",
        "type": "passive",
        "description": "Cathode (marked by the cathode line on the package); the zener's reverse breakdown VZ for MM1Z27 is 27V nominal (25.1V to 28.9V) at IZT=5mA."
      },
      {
        "number": "2",
        "name": "A",
        "type": "passive",
        "description": "Anode terminal of the zener diode; forward voltage VF is 0.9V at IF=10mA."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "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 datasheet has no pinout table. The function diagram on page 1 shows only pin numbers 1 and 2 aro; The MPN MM1Z27 is in the table on pages 2-3 (nominal VZ 27 V, IZT 5 mA, ZZT 70 Ω at IZT, IR 0.1 µA a"
        ],
        "pages_sent": 4,
        "cost_usd": 0.0079,
        "at": "2026-10-09T05:51:23"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8564879444020903937",
        "pages": 4,
        "sha256": "ff4a1051509db45f",
        "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": "mm1z27.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": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "132323445e3d1f9231e81c083cd88a33cd204dd8b96063bb2ed1f3ab4470c7e7",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mm1z27-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": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "abff3bdd93dbd198f5cad072be9f17d2b83add6d2da139cc0e22a0c265b5f655",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}