AT852-CuH-D

{
  "slug": "at852-cuh-d",
  "version": "0.1.0",
  "type": "component",
  "description": "AOTE Transistor Output Optocoupler, DIP-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "optocoupler",
    "at852-cuh-d",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at852-cuh-d.kicad_sym",
    "at852-cuh-d.kicad_mod",
    "at852-cuh-d.glb",
    "at852-cuh-d.step",
    "at852-cuh-d.lbr",
    "docs/hero.png",
    "docs/at852-cuh-d-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "at852-cuh-d-hero.glb",
    "at852-cuh-d-hero.overlay.json",
    "at852-cuh-d-etched.glb"
  ],
  "component": {
    "mpn": "AT852-CuH-D",
    "manufacturer": "AOTE",
    "package": "DIP-4",
    "pin_count": 4,
    "category": "Optocoupler",
    "subcategory": "Transistor Output Optocoupler",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/c397729a706d85296d997dccbf0dce95.pdf",
    "parts": {
      "symbol": "at852-cuh-d.kicad_sym",
      "footprint": "at852-cuh-d.kicad_mod",
      "model_3d": "at852-cuh-d-hero.glb",
      "model_3d_plain": "at852-cuh-d-etched.glb",
      "model_3d_step": "at852-cuh-d-etched.step",
      "model_3d_step_plain": "at852-cuh-d.step",
      "lbr": "at852-cuh-d.lbr"
    },
    "distributor_links": {
      "lcsc": "C22375541"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T00:57:24Z",
      "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": "Anode of the input infrared LED, driven with a forward current of 5 to 15 mA recommended (50 mA absolute maximum)."
      },
      {
        "number": "2",
        "name": "Cathode",
        "type": "passive",
        "description": "Cathode of the input infrared LED, with a reverse voltage limit of 6 V."
      },
      {
        "number": "3",
        "name": "Emitter",
        "type": "passive",
        "description": "Emitter of the output Darlington phototransistor, with a maximum emitter-collector voltage of 7 V."
      },
      {
        "number": "4",
        "name": "Collector",
        "type": "passive",
        "description": "Collector of the output Darlington phototransistor, with a collector-emitter voltage of 350 V maximum and a collector current of 150 mA maximum."
      }
    ],
    "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": [
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0503,
        "at": "2026-10-27T00:56:42"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/c397729a706d85296d997dccbf0dce95.pdf",
        "pages": 13,
        "sha256": "d068747ef469b9b6",
        "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"
    },
    "models_3d": [
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        "file": "at852-cuh-d.step",
        "role": "plain",
        "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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          4.93,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "39490b2c17b5f36ae3fdd5fdd2952f6879a060ff6cbc6d0241e3d6262fd0f215",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at852-cuh-d-etched.step",
        "role": "eda",
        "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,
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        "sha256": "c55ca988b7c3a6c4332526fde872da85565d001e7e6fa321117c2ef25c1c0dfb",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}