BAL74

{
  "slug": "bal74",
  "version": "0.1.0",
  "type": "component",
  "description": "Nexperia Diodes - General Purpose, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "diodes",
    "bal74",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bal74.kicad_sym",
    "bal74.kicad_mod",
    "bal74.glb",
    "bal74.step",
    "bal74.lbr",
    "docs/hero.png",
    "docs/bal74-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bal74-hero.glb",
    "bal74-hero.overlay.json",
    "bal74-etched.glb"
  ],
  "component": {
    "mpn": "BAL74",
    "manufacturer": "Nexperia",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Diodes",
    "subcategory": "Diodes - General Purpose",
    "datasheet": "https://assets.nexperia.com/documents/data-sheet/BAL74.pdf",
    "parts": {
      "symbol": "bal74.kicad_sym",
      "footprint": "bal74.kicad_mod",
      "model_3d": "bal74-hero.glb",
      "model_3d_plain": "bal74-etched.glb",
      "model_3d_step": "bal74-etched.step",
      "model_3d_step_plain": "bal74.step",
      "lbr": "bal74.lbr"
    },
    "distributor_links": {
      "lcsc": "C461224"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T23:52:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "n.c.",
        "type": "unconnected",
        "description": "Not connected; the datasheet lists this pin as having no connection to the diode."
      },
      {
        "number": "2",
        "name": "anode",
        "type": "passive",
        "description": "Anode of the high-speed diode; device limits include continuous reverse voltage max. 50 V and continuous forward current max. 215 mA."
      },
      {
        "number": "3",
        "name": "cathode",
        "type": "passive",
        "description": "Cathode of the high-speed diode; forward current flows from anode (pin 2) to cathode (pin 3), with repetitive peak forward current max. 500 mA."
      }
    ],
    "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 does not state KiCad electrical classes for the anode and cathode. They are typed as p; The datasheet's pin 1 is labeled 'not connected' in the pinning table and symbol figure. It is inclu"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0347,
        "at": "2026-10-17T23:50:51"
      },
      "datasheet": {
        "url": "https://assets.nexperia.com/documents/data-sheet/BAL74.pdf",
        "pages": 10,
        "sha256": "497ff874936a64bd",
        "source_tier": "mfr"
      },
      "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": "bal74.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": "bal74-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": "ecba465d7267329b1eb8533412cd0ea6409ad2e2628a705fc8980728d56a770f",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}