BZX84C27A

{
  "slug": "bzx84c27a",
  "version": "0.1.0",
  "type": "component",
  "description": "Shandong Jingdao Microelectronics Zener Diodes, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "diodes",
    "bzx84c27a",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bzx84c27a.kicad_sym",
    "bzx84c27a.kicad_mod",
    "bzx84c27a.glb",
    "bzx84c27a.step",
    "bzx84c27a.lbr",
    "docs/hero.png",
    "docs/bzx84c27a-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bzx84c27a-hero.glb",
    "bzx84c27a-hero.overlay.json",
    "bzx84c27a-etched.glb"
  ],
  "component": {
    "mpn": "BZX84C27A",
    "manufacturer": "Shandong Jingdao Microelectronics",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Diodes",
    "subcategory": "Zener Diodes",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590463631621599233",
    "parts": {
      "symbol": "bzx84c27a.kicad_sym",
      "footprint": "bzx84c27a.kicad_mod",
      "model_3d": "bzx84c27a-hero.glb",
      "model_3d_plain": "bzx84c27a-etched.glb",
      "model_3d_step": "bzx84c27a-etched.step",
      "model_3d_step_plain": "bzx84c27a.step",
      "lbr": "bzx84c27a.lbr"
    },
    "distributor_links": {
      "lcsc": "C5155270"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T14:23:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A",
        "type": "passive",
        "description": "Zener diode anode in the Suffix A single-diode configuration; the part is rated 350 mW maximum power dissipation."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected internally in the Suffix A single-diode configuration; the Suffix A drawing shows no diode connection to pin 2."
      },
      {
        "number": "3",
        "name": "K",
        "type": "passive",
        "description": "Zener diode cathode in the Suffix A single-diode configuration, with a 27V nominal zener voltage (BZX84C27A, 26.46V to 27.54V is the ±2% B-grade range; the C-grade is ±5%)."
      }
    ],
    "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 MPN BZX84C27A has suffix A, so the single-diode drawing was used. The diode polarity (anode on p; The pin 3 description is wrong in one respect. It quotes 26.46V to 27.54V, which is the B-grade (±2%",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 4,
        "cost_usd": 0.2577,
        "at": "2026-10-17T14:20:47"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590463631621599233",
        "pages": 4,
        "sha256": "6adf18ba1a75fdb7",
        "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": "bzx84c27a.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bzx84c27a-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": "03c581558de7a85e945b8fbb5df173f76f36d60d62086e99cc0fdd1fa3101a62",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}