HT-817-D-F

{
  "schema_version": 1,
  "type": "component",
  "slug": "ht-817-d-f",
  "title": "HT-817-D-F",
  "brief": "HENGTUO ELECTRONICS Transistor, Photovoltaic Output Optoisolators, DIP-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "optoisolators",
    "ht-817-d-f",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "HT-817-D-F",
    "manufacturer": "HENGTUO ELECTRONICS",
    "package": "DIP-4",
    "pin_count": 4,
    "category": "Optoisolators",
    "subcategory": "Transistor, Photovoltaic Output Optoisolators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604422903438200832",
    "parts": {
      "symbol": "ht-817-d-f.kicad_sym",
      "footprint": "ht-817-d-f.kicad_mod",
      "model_3d": "ht-817-d-f-hero.glb",
      "model_3d_plain": "ht-817-d-f.glb",
      "model_3d_step": "ht-817-d-f-etched.step",
      "model_3d_step_plain": "ht-817-d-f.step",
      "lbr": "ht-817-d-f.lbr"
    },
    "distributor_links": {
      "lcsc": "C34376173"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T11:42:12Z",
      "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": "LED anode input; forward current is rated 50 mA max (VF 1.2 V typ, 1.4 V max at IF=20 mA) and pins 1 and 2 are the input side isolated from pins 3 and 4 by 5000 Vrms."
      },
      {
        "number": "2",
        "name": "Cathode",
        "type": "passive",
        "description": "LED cathode input; reverse voltage is limited to 6 V and peak forward current to 1 A (100 µs pulse, 100 Hz)."
      },
      {
        "number": "3",
        "name": "Emitter",
        "type": "passive",
        "description": "Phototransistor emitter output; emitter-collector voltage is limited to 6 V."
      },
      {
        "number": "4",
        "name": "Collector",
        "type": "passive",
        "description": "Phototransistor collector output; collector-emitter voltage is rated 80 V max and collector current 50 mA max."
      }
    ],
    "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": [
          "extractor flagged: The MPN HT-817-D-F has no lead form code, so it is the DIP4 Normal form (rank D, iron lead frame). T",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 13,
        "cost_usd": 0.2464,
        "at": "2026-10-09T11:38:51"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8604422903438200832",
        "pages": 13,
        "sha256": "86d7ad49a4f8ac72",
        "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": "ht-817-d-f.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,
        "footprint_binding": "identity",
        "sha256": "39490b2c17b5f36ae3fdd5fdd2952f6879a060ff6cbc6d0241e3d6262fd0f215",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ht-817-d-f-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,
        "footprint_binding": "identity",
        "sha256": "ae221d445892d0d8376eeb9d26b6590c86dd880f8f8895ca66bcdb31b4c59187",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HENGTUO ELECTRONICS",
      "Package": "DIP-4",
      "Category": "Optoisolators",
      "Pins": "4"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ht-817-d-f"
  ],
  "discovery_pitch": "HT-817-D-F (HENGTUO ELECTRONICS) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ht-817-d-f.kicad_sym",
    "ht-817-d-f.kicad_mod",
    "ht-817-d-f.glb",
    "ht-817-d-f.step",
    "ht-817-d-f.lbr",
    "docs/hero.png",
    "docs/ht-817-d-f-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ht-817-d-f-hero.glb",
    "ht-817-d-f-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}