CMPZ5242B TR PBFREE

{
  "slug": "cmpz5242b-tr-pbfree",
  "version": "0.1.0",
  "type": "component",
  "description": "Central Semicon Zener Diodes, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "diodes",
    "cmpz5242b tr pbfree",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cmpz5242b-tr-pbfree.kicad_sym",
    "cmpz5242b-tr-pbfree.kicad_mod",
    "cmpz5242b-tr-pbfree.glb",
    "cmpz5242b-tr-pbfree.step",
    "cmpz5242b-tr-pbfree.lbr",
    "docs/hero.png",
    "docs/cmpz5242b-tr-pbfree-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cmpz5242b-tr-pbfree-hero.glb",
    "cmpz5242b-tr-pbfree-hero.overlay.json",
    "cmpz5242b-tr-pbfree-etched.glb"
  ],
  "component": {
    "mpn": "CMPZ5242B TR PBFREE",
    "manufacturer": "Central Semicon",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/4b6b2d5960bc854d37a359c8a9bff35f.pdf",
    "parts": {
      "symbol": "cmpz5242b-tr-pbfree.kicad_sym",
      "footprint": "cmpz5242b-tr-pbfree.kicad_mod",
      "model_3d": "cmpz5242b-tr-pbfree-hero.glb",
      "model_3d_plain": "cmpz5242b-tr-pbfree-etched.glb",
      "model_3d_step": "cmpz5242b-tr-pbfree-etched.step",
      "model_3d_step_plain": "cmpz5242b-tr-pbfree.step",
      "lbr": "cmpz5242b-tr-pbfree.lbr"
    },
    "distributor_links": {
      "lcsc": "C5240497"
    },
    "distributor_check": {
      "checked_at": "2026-10-22T18:47:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Anode",
        "type": "passive",
        "description": "Anode of the zener diode; the datasheet lists lead code 1 as Anode (VF=0.9V max at IF=10mA)."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection, per the datasheet lead code for the SOT-23 case."
      },
      {
        "number": "3",
        "name": "Cathode",
        "type": "passive",
        "description": "Cathode of the zener diode; the CMPZ5242B has a nominal VZ of 12V (11.40V to 12.60V) at IZT=20mA."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 3,
        "cost_usd": 0.0432,
        "at": "2026-10-22T18:47:11"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/4b6b2d5960bc854d37a359c8a9bff35f.pdf",
        "pages": 3,
        "sha256": "8539b162a192d6fe",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cmpz5242b-tr-pbfree.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3.0,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cmpz5242b-tr-pbfree-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3.0,
          1.2
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "ecce867ad3592ddb6a67419e7fe697d2a2a5741e9ae99cc19b36ae6786225d3b",
        "checked": "2026-10-22",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}