FOD817B

{
  "slug": "fod817b",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi Transistor, Photovoltaic Output Optoisolators, PDIP-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "optoisolators",
    "fod817b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "fod817b.kicad_sym",
    "fod817b.kicad_mod",
    "fod817b.glb",
    "fod817b.step",
    "fod817b.lbr",
    "docs/hero.png",
    "docs/fod817b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "fod817b-hero.glb",
    "fod817b-hero.overlay.json",
    "fod817b-etched.glb"
  ],
  "component": {
    "mpn": "FOD817B",
    "manufacturer": "onsemi",
    "package": "PDIP-4",
    "pin_count": 4,
    "category": "Optoisolators",
    "subcategory": "Transistor, Photovoltaic Output Optoisolators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590224265095520256",
    "parts": {
      "symbol": "fod817b.kicad_sym",
      "footprint": "fod817b.kicad_mod",
      "model_3d": "fod817b-hero.glb",
      "model_3d_plain": "fod817b-etched.glb",
      "model_3d_step": "fod817b-etched.step",
      "model_3d_step_plain": "fod817b.step",
      "lbr": "fod817b.lbr"
    },
    "distributor_links": {
      "lcsc": "C243068",
      "digikey": "FOD817B-ND",
      "mouser": "512-FOD817B"
    },
    "distributor_check": {
      "checked_at": "2026-10-16T19:20:55Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "FOD817B-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "512-FOD817B",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Anode",
        "type": "passive",
        "description": "LED anode of the GaAs infrared emitting diode; the forward current is limited to 50 mA continuous (FOD817) and the emitter reverse voltage is 6 V."
      },
      {
        "number": "2",
        "name": "Cathode",
        "type": "passive",
        "description": "LED cathode of the GaAs infrared emitting diode; the forward current is limited to 50 mA continuous (FOD817) and the reverse voltage rating is 6 V."
      },
      {
        "number": "3",
        "name": "Emitter",
        "type": "passive",
        "description": "Phototransistor emitter; the emitter-collector breakdown rating is 6 V (VECO) and the device is specified for collector-emitter voltage up to 70 V."
      },
      {
        "number": "4",
        "name": "Collector",
        "type": "passive",
        "description": "Phototransistor collector; VCEO is 70 V minimum and continuous collector current is 50 mA, with collector power dissipation of 150 mW."
      }
    ],
    "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 gives the pin functions only in the Figure 2 schematic labels (Anode, Cathode, Collect; The datasheet does not print a separate pinout table for the FOD817B; the FOD817B is only a CTR grou; Pin types are not stated in the datasheet; the 'passive' ERC class is assigned from the component ty"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0549,
        "at": "2026-10-16T19:20:30"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590224265095520256",
        "pages": 12,
        "sha256": "85a5590e3d236403",
        "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": [
      {
        "file": "fod817b.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": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "fod817b-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": "5d27ab512307167e1096c1886f3526b15b375b09353fc2a849caec1d7cdbd910",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}