AT817B-FeH-DE

{
  "schema_version": 1,
  "type": "component",
  "slug": "at817b-feh-de",
  "title": "AT817B-FeH-DE",
  "brief": "AOTE Transistor, Photovoltaic Output Optoisolators, DIP-4. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "optoisolators",
    "at817b-feh-de"
  ],
  "component": {
    "mpn": "AT817B-FeH-DE",
    "manufacturer": "AOTE",
    "package": "DIP-4",
    "pin_count": 4,
    "category": "Optoisolators",
    "subcategory": "Transistor, Photovoltaic Output Optoisolators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590921295544729600",
    "parts": {
      "symbol": "at817b-feh-de.kicad_sym",
      "footprint": "at817b-feh-de.kicad_mod",
      "model_3d": "at817b-feh-de-etched.glb",
      "model_3d_plain": "at817b-feh-de.glb",
      "model_3d_step": "at817b-feh-de-etched.step",
      "model_3d_step_plain": "at817b-feh-de.step",
      "lbr": "at817b-feh-de.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "ANODE",
        "type": "passive",
        "description": "LED anode (input side). Forward current IF up to 50 mA continuous, 1000 mA peak (1 µs pulse); VF typ 1.2 V / max 1.4 V at IF=20 mA. Drive through a current-limit resistor; keep reverse voltage below VR=6 V."
      },
      {
        "number": "2",
        "name": "CATHODE",
        "type": "passive",
        "description": "LED cathode (input side). Return terminal for the infrared emitter; typically tied to input-side ground/return of the drive circuit."
      },
      {
        "number": "3",
        "name": "EMITTER",
        "type": "passive",
        "description": "Phototransistor emitter (output side). Galvanically isolated from the LED side (VISO > 5000 Vrms, 1 min). Usually tied to output-side ground/return."
      },
      {
        "number": "4",
        "name": "COLLECTOR",
        "type": "passive",
        "description": "Phototransistor collector (output side). Maximum IC=50 mA, VCEO=80 V, PC=150 mW. Dark current ICEO ≤ 100 nA at VCE=20 V. Current transfer ratio 130%-260% (bin B) at IF=5 mA, VCE=5 V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590921295544729600",
        "pages": 12,
        "sha256": "29c7ba82cd4372ed",
        "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": "at817b-feh-de.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          7.874,
          4.93,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "39490b2c17b5f36ae3fdd5fdd2952f6879a060ff6cbc6d0241e3d6262fd0f215",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at817b-feh-de-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": [
          7.874,
          4.93,
          6.98
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3815914f6d39dc7e7ee0c78a7e246237149ffda05af7025d237d828ae5f6d833",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "AOTE",
      "Package": "DIP-4",
      "Category": "Optoisolators",
      "Pins": "4"
    }
  },
  "variants": [
    {
      "mpn": "AT817B-FeH-DED",
      "kind": "packaging"
    },
    {
      "mpn": "AT817B-FeH-DEM",
      "kind": "packaging"
    },
    {
      "mpn": "AT817B-FeH-DES",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "at817b-feh-de"
  ],
  "discovery_pitch": "AT817B-FeH-DE (AOTE) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at817b-feh-de.kicad_sym",
    "at817b-feh-de.kicad_mod",
    "at817b-feh-de.glb",
    "at817b-feh-de.step",
    "at817b-feh-de.lbr",
    "docs/hero.png",
    "docs/at817b-feh-de-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T17:14:19.736Z"
}