K30101B

{
  "slug": "k30101b",
  "version": "0.1.0",
  "type": "component",
  "description": "Cosmo Electronics Transistor, Photovoltaic Output Optoisolators, DIP-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "optoisolators",
    "k30101b",
    "factory-2.0.0",
    "extractor-text"
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  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "k30101b.kicad_sym",
    "k30101b.kicad_mod",
    "k30101b.glb",
    "k30101b.step",
    "k30101b.lbr",
    "docs/hero.png",
    "docs/k30101b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "k30101b-hero.glb",
    "k30101b-hero.overlay.json",
    "k30101b-etched.glb"
  ],
  "component": {
    "mpn": "K30101B",
    "manufacturer": "Cosmo Electronics",
    "package": "DIP-4",
    "pin_count": 4,
    "category": "Optoisolators",
    "subcategory": "Transistor, Photovoltaic Output Optoisolators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588899547901284352",
    "parts": {
      "symbol": "k30101b.kicad_sym",
      "footprint": "k30101b.kicad_mod",
      "model_3d": "k30101b-hero.glb",
      "model_3d_plain": "k30101b-etched.glb",
      "model_3d_step": "k30101b-etched.step",
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      "lbr": "k30101b.lbr"
    },
    "distributor_links": {
      "lcsc": "C136447"
    },
    "distributor_check": {
      "checked_at": "2026-10-16T14:12:17Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Anode, Cathode",
        "type": "passive",
        "description": "One terminal of the two infrared emitting diodes connected in inverse parallel; the input is rated at forward current ±50 mA continuous and ±1 A peak (IFM)."
      },
      {
        "number": "2",
        "name": "Anode, Cathode",
        "type": "passive",
        "description": "Other terminal of the two infrared emitting diodes connected in inverse parallel; the input is rated at forward current ±50 mA continuous and ±1 A peak (IFM)."
      },
      {
        "number": "3",
        "name": "Emitter",
        "type": "passive",
        "description": "Emitter of the phototransistor detector, with emitter-collector voltage VECO rated at 6 V maximum."
      },
      {
        "number": "4",
        "name": "Collector",
        "type": "passive",
        "description": "Collector of the phototransistor detector, with collector-emitter voltage VCEO rated at 80 V maximum and collector current IC rated at 50 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 covers the K3010 series as a whole. K30101B is inferred to be the dual-in-line (DIP) l; Pin types for pins 1 and 2 (anode/cathode of inverse-parallel LEDs) and pins 3 and 4 (phototransisto; The schema has no field for headline specs, so the specs were not reported separately. Key ratings w"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0364,
        "at": "2026-10-16T14:12:04"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588899547901284352",
        "pages": 11,
        "sha256": "805d703604762b2a",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
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        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
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        "sha256": "39490b2c17b5f36ae3fdd5fdd2952f6879a060ff6cbc6d0241e3d6262fd0f215",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "k30101b-etched.step",
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        "sha256": "4dda371bb7ae1151e590a8ca846440c0e4d388a6aaf3bbf3a0c14662e605e090",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    ]
  }
}