EL814A

{
  "slug": "el814a",
  "version": "0.1.0",
  "type": "component",
  "description": "Everlight Elec Transistor, Photovoltaic Output Optoisolators, DIP-4. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "optoisolators",
    "el814a",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "el814a.kicad_sym",
    "el814a.kicad_mod",
    "el814a.glb",
    "el814a.step",
    "el814a.lbr",
    "docs/hero.png",
    "docs/el814a-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "el814a-hero.glb",
    "el814a-hero.overlay.json"
  ],
  "component": {
    "mpn": "EL814A",
    "manufacturer": "Everlight Elec",
    "package": "DIP-4",
    "pin_count": 4,
    "category": "Optoisolators",
    "subcategory": "Transistor, Photovoltaic Output Optoisolators",
    "datasheet": "https://www.everlight.com.cn/wp-content/plugins/ItemRelationship/product_files/pdf/EL814.pdf",
    "parts": {
      "symbol": "el814a.kicad_sym",
      "footprint": "el814a.kicad_mod",
      "model_3d": "el814a-hero.glb",
      "model_3d_plain": "el814a.glb",
      "model_3d_step": "el814a-etched.step",
      "model_3d_step_plain": "el814a.step",
      "lbr": "el814a.lbr"
    },
    "distributor_links": {
      "lcsc": "C115482"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T10:31:20Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Anode / Cathode",
        "type": "passive",
        "description": "One terminal of the two infrared LEDs connected in inverse parallel on the input side; the input is rated for IF ±60 mA continuous and 1 A peak for 10 µs."
      },
      {
        "number": "2",
        "name": "Cathode / Anode",
        "type": "passive",
        "description": "The other terminal of the inverse-parallel input LED pair, allowing AC or unknown-polarity input; the input is rated for IF ±60 mA continuous and 1 A peak for 10 µs."
      },
      {
        "number": "3",
        "name": "Emitter",
        "type": "passive",
        "description": "Phototransistor emitter, with an emitter-collector breakdown voltage (VECO) rated at 6 V maximum."
      },
      {
        "number": "4",
        "name": "Collector",
        "type": "passive",
        "description": "Phototransistor collector, with a collector-emitter voltage (VCEO) rated at 80 V maximum and collector power dissipation (PC) 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: Pin numbers and names are taken from the text 'Pin Configuration' list on page 1. The package drawin; The datasheet gives no per-pin electrical types; types were assigned as passive for the LED terminal"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0414,
        "at": "2026-10-09T10:28:56"
      },
      "datasheet": {
        "url": "https://www.everlight.com.cn/wp-content/plugins/ItemRelationship/product_files/pdf/EL814.pdf",
        "pages": 13,
        "sha256": "8113f6214a3e5511",
        "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": "el814a.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": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "el814a-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": [
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          4.93,
          6.98
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        "zmin_mm": -3.3,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b0431635f973a049e253ecaa184144db410ab592b77808530bba98d3747c67c3",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}