KP40101B

{
  "slug": "kp40101b",
  "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",
    "kp40101b",
    "factory-2.0.0",
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  "dependencies": {},
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    "kp40101b.step",
    "kp40101b.lbr",
    "docs/hero.png",
    "docs/kp40101b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "kp40101b-hero.glb",
    "kp40101b-hero.overlay.json",
    "kp40101b-etched.glb"
  ],
  "component": {
    "mpn": "KP40101B",
    "manufacturer": "Cosmo Electronics",
    "package": "DIP-4",
    "pin_count": 4,
    "category": "Optoisolators",
    "subcategory": "Transistor, Photovoltaic Output Optoisolators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588900129839046656",
    "parts": {
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      "footprint": "kp40101b.kicad_mod",
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      "lbr": "kp40101b.lbr"
    },
    "distributor_links": {
      "lcsc": "C14563"
    },
    "distributor_check": {
      "checked_at": "2026-10-15T05:38:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Anode",
        "type": "passive",
        "description": "Input LED anode; absolute maximum ratings give forward current IF 50 mA and reverse voltage VR 6 V."
      },
      {
        "number": "2",
        "name": "Cathode",
        "type": "passive",
        "description": "Input LED cathode, the return side of the input forward-current path rated at IF 50 mA maximum with VR 6 V reverse."
      },
      {
        "number": "3",
        "name": "Emitter",
        "type": "passive",
        "description": "Output phototransistor emitter; the datasheet rates emitter-collector voltage VECO at 0.1 V."
      },
      {
        "number": "4",
        "name": "Collector",
        "type": "passive",
        "description": "Output phototransistor collector; the datasheet rates collector-emitter voltage VCEO at 300 V and collector current IC at 150 mA."
      }
    ],
    "provenance": {
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        "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 KP4010 series and lists the pinout as a numbered list (1 Anode, 2 Cathode, ; Pin 1 to 4 types were set to passive (KiCad class for photocoupler LED and phototransistor terminals"
        ],
        "pages_sent": 2,
        "cost_usd": 0.0172,
        "at": "2026-10-15T05:38:11"
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        "pages": 2,
        "sha256": "f228e39cc944c969",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
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        "refuses_to_fabricate": true
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        "zmin_mm": -3.3,
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}