AT3H7A-CuH-S

{
  "slug": "at3h7a-cuh-s",
  "version": "0.1.0",
  "type": "component",
  "description": "AOTE Transistor Output Optocoupler, SSOP-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "optocouplers-photocouplers",
    "at3h7a-cuh-s",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at3h7a-cuh-s.kicad_sym",
    "at3h7a-cuh-s.kicad_mod",
    "at3h7a-cuh-s.glb",
    "at3h7a-cuh-s.step",
    "at3h7a-cuh-s.lbr",
    "docs/hero.png",
    "docs/at3h7a-cuh-s-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "at3h7a-cuh-s-hero.glb",
    "at3h7a-cuh-s-hero.overlay.json",
    "at3h7a-cuh-s-etched.glb"
  ],
  "component": {
    "mpn": "AT3H7A-CuH-S",
    "manufacturer": "AOTE",
    "package": "SSOP-4",
    "pin_count": 4,
    "category": "Optocouplers/Photocouplers",
    "subcategory": "Transistor Output Optocoupler",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e8ba7f2eb2e509f5a64a9f78b16cf05f.pdf",
    "parts": {
      "symbol": "at3h7a-cuh-s.kicad_sym",
      "footprint": "at3h7a-cuh-s.kicad_mod",
      "model_3d": "at3h7a-cuh-s-hero.glb",
      "model_3d_plain": "at3h7a-cuh-s-etched.glb",
      "model_3d_step": "at3h7a-cuh-s-etched.step",
      "model_3d_step_plain": "at3h7a-cuh-s.step",
      "lbr": "at3h7a-cuh-s.lbr"
    },
    "distributor_links": {
      "lcsc": "C20612659"
    },
    "distributor_check": {
      "checked_at": "2026-11-04T20:17:36Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Anode",
        "type": "input",
        "description": "LED anode of the input emitter, with recommended forward current IF of 5 to 15 mA and an absolute maximum of 50 mA."
      },
      {
        "number": "2",
        "name": "Cathode",
        "type": "passive",
        "description": "LED cathode of the input emitter, with reverse voltage specified at VR=4V for a maximum IR of 10 µA."
      },
      {
        "number": "3",
        "name": "Emitter",
        "type": "passive",
        "description": "Phototransistor emitter, with emitter-collector voltage VECO rated at 7 V maximum."
      },
      {
        "number": "4",
        "name": "Collector",
        "type": "passive",
        "description": "Phototransistor collector, with collector-emitter voltage VCEO rated at 80 V maximum and collector current IC at 50 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": 12,
        "cost_usd": 0.2096,
        "at": "2026-11-04T20:17:17"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/e8ba7f2eb2e509f5a64a9f78b16cf05f.pdf",
        "pages": 12,
        "sha256": "fb77ec30ede4c1ff",
        "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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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "497bf80dad827fad769c43c3a4bd6a5fe36882e35a97cae5a32223dfcde4509c",
        "checked": "2026-11-04",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at3h7a-cuh-s-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "sha256": "b13c8ea384c0396f8b67bba0fe9e0f44ca26eb444a0e953b6ae6c58da8023504",
        "checked": "2026-11-04",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}