LTV-814-B

{
  "schema_version": 1,
  "type": "component",
  "slug": "ltv-814-b",
  "title": "LTV-814-B",
  "brief": "Lite-On 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",
    "ltv-814-b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LTV-814-B",
    "manufacturer": "Lite-On",
    "package": "DIP-4",
    "pin_count": 4,
    "category": "Optoisolators",
    "subcategory": "Transistor, Photovoltaic Output Optoisolators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756516796503871488",
    "parts": {
      "symbol": "ltv-814-b.kicad_sym",
      "footprint": "ltv-814-b.kicad_mod",
      "model_3d": "ltv-814-b-hero.glb",
      "model_3d_plain": "ltv-814-b-etched.glb",
      "model_3d_step": "ltv-814-b-etched.step",
      "model_3d_step_plain": "ltv-814-b.step",
      "lbr": "ltv-814-b.lbr"
    },
    "distributor_links": {
      "lcsc": "C7435550",
      "digikey": "160-LTV-814-B-ND",
      "mouser": "859-LTV-814-B"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T09:05:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "160-LTV-814-B-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "859-LTV-814-B",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Anode, Cathode",
        "type": "passive",
        "description": "Input LED terminal (anode/cathode, AC input with antiparallel LEDs) with forward current rated at ±50 mA max."
      },
      {
        "number": "2",
        "name": "Cathode, Anode",
        "type": "passive",
        "description": "Input LED terminal (cathode/anode, AC input with antiparallel LEDs) with forward current rated at ±50 mA max."
      },
      {
        "number": "3",
        "name": "Emitter",
        "type": "passive",
        "description": "Phototransistor emitter output terminal, with emitter-collector voltage rated 6 V max."
      },
      {
        "number": "4",
        "name": "Collector",
        "type": "passive",
        "description": "Phototransistor collector output terminal, rated 35 V collector-emitter max and 50 mA collector current 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: MPN suffix -B was not found in the datasheet text; the rank table lists only A and no-mark ranks for",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 13,
        "cost_usd": 0.211,
        "at": "2026-10-17T09:05:16"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756516796503871488",
        "pages": 13,
        "sha256": "262bb4485386730a",
        "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": "ltv-814-b.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ltv-814-b-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": "81dff46547f2d7ddd4c1819f61dcb4e4a95e2e34459eb5fe7251839af9e75359",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Lite-On",
      "Package": "DIP-4",
      "Category": "Optoisolators",
      "Pins": "4"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ltv-814-b"
  ],
  "discovery_pitch": "LTV-814-B (Lite-On) 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",
    "ltv-814-b.kicad_sym",
    "ltv-814-b.kicad_mod",
    "ltv-814-b.glb",
    "ltv-814-b.step",
    "ltv-814-b.lbr",
    "docs/hero.png",
    "docs/ltv-814-b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ltv-814-b-hero.glb",
    "ltv-814-b-hero.overlay.json",
    "ltv-814-b-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}