main
Ray Set visibility: public bf960ae 2d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "el452",
  "title": "EL452",
  "brief": "Everlight Elec Transistor, Photovoltaic Output Optoisolators, SOP-4-2.54mm. 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",
    "el452",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "EL452",
    "manufacturer": "Everlight Elec",
    "package": "SOP-4-2.54mm",
    "pin_count": 4,
    "category": "Optoisolators",
    "subcategory": "Transistor, Photovoltaic Output Optoisolators",
    "datasheet": "https://www.everlighteurope.com/custom/files/datasheets/DPC-0000055.pdf",
    "parts": {
      "symbol": "el452.kicad_sym",
      "footprint": "el452.kicad_mod",
      "model_3d": "el452-hero.glb",
      "model_3d_plain": "el452-etched.glb",
      "model_3d_step": "el452-etched.step",
      "model_3d_step_plain": "el452.step",
      "lbr": "el452.lbr"
    },
    "distributor_links": {
      "lcsc": "C329178"
    },
    "distributor_check": {
      "checked_at": "2026-10-26T04:59:24Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Anode",
        "type": "input",
        "description": "Infrared emitting diode anode; the input forward current IF is rated 60 mA maximum with a peak forward current IFM of 1 A for 10 µs."
      },
      {
        "number": "2",
        "name": "Cathode",
        "type": "passive",
        "description": "Infrared emitting diode cathode; the device is not designed for reverse operation, and reverse voltage VR = 4V is applied only to the IR test."
      },
      {
        "number": "3",
        "name": "Emitter",
        "type": "passive",
        "description": "Darlington phototransistor emitter; the emitter-collector breakdown voltage BVECO is specified at a minimum of 0.1 V."
      },
      {
        "number": "4",
        "name": "Collector",
        "type": "output",
        "description": "High-voltage darlington phototransistor collector; the collector-emitter voltage VCEO is rated 350 V and the collector current IC is rated 150 mA maximum."
      }
    ],
    "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 is the EL452-G series and its order information covers EL452(Y)-VG, so the EL452 varia"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0096,
        "at": "2026-10-26T04:59:14"
      },
      "datasheet": {
        "url": "https://www.everlighteurope.com/custom/files/datasheets/DPC-0000055.pdf",
        "pages": 14,
        "sha256": "c427b44c482ba3d1",
        "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": "el452.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.096,
          4.089,
          2.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f966be0315ede1d7c279b7361961651ad3bf041e8ee08b9486d3e8f3322ca8cf",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "el452-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.096,
          4.089,
          2.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "ff2d1d3f55dd5f19e4a82d683d2d2da733c2ed7882d05cf64246afc15dcc9be3",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Everlight Elec",
      "Package": "SOP-4-2.54mm",
      "Category": "Optoisolators",
      "Pins": "4"
    },
    "appearance": {
      "housing": {
        "quote": "1.1 (A) Maximum Body Case Temperature Profile for evaluation of Reflow Profile Note: Reference: IPC/JEDEC J-STD-020D",
        "page": 12,
        "doc": "ds.pdf",
        "material": "PC"
      },
      "version": 1,
      "datasheet_sha256": "c427b44c482ba3d16e3a2e306ea304dfb4487896f4c4d04528153bc3620c934f"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "c427b44c482ba3d16e3a2e306ea304dfb4487896f4c4d04528153bc3620c934f",
      "rows": [
        {
          "name": "Operating temperature",
          "symbol": "TOPR",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 110,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input forward current",
          "symbol": "IF",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak forward current",
          "symbol": "IFM",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "t = 10µs",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output power dissipation",
          "symbol": "PC",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector current",
          "symbol": "IC",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter voltage",
          "symbol": "VCEO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 350,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Emitter-Collector voltage",
          "symbol": "VECO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Total power dissipation",
          "symbol": "PTOT",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 170,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Isolation voltage",
          "symbol": "VISO",
          "kind": "absolute_maximum",
          "unit": "V rms",
          "min": null,
          "typ": null,
          "max": 3750,
          "conditions": "AC for 1 minute, R.H.= 40 ~ 60% R.H.",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Soldering temperature",
          "symbol": "TSOL",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "For 10 seconds",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Forward Voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.2,
          "max": 1.4,
          "conditions": "IF = 10mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Reverse Current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "VR = 4V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter dark current",
          "symbol": "ICEO",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "VCE = 200V, IF=0mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter breakdown voltage",
          "symbol": "BVCEO",
          "kind": "electrical",
          "unit": "V",
          "min": 350,
          "typ": null,
          "max": null,
          "conditions": "Ic=0.1mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Emitter-Collector breakdown voltage",
          "symbol": "BVECO",
          "kind": "electrical",
          "unit": "V",
          "min": 0.1,
          "typ": null,
          "max": null,
          "conditions": "IE=0.01mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Current Transfer ratio",
          "symbol": "CTR",
          "kind": "electrical",
          "unit": "%",
          "min": 1000,
          "typ": 2000,
          "max": null,
          "conditions": "IF = 1mA ,VCE = 2V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter saturation voltage",
          "symbol": "VCE(sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1,
          "max": 1.2,
          "conditions": "IF = 20mA , Ic = 100mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Rise time",
          "symbol": "tr",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 80,
          "max": 250,
          "conditions": "VCE=2V, IC=20mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Fall time",
          "symbol": "tf",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 10,
          "max": 100,
          "conditions": "RL=100Ω",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input capacitance",
          "symbol": "Cin",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "V = 0, f = 1KHz",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Cut-off frequency",
          "symbol": "fc",
          "kind": "electrical",
          "unit": "KHz",
          "min": null,
          "typ": 7,
          "max": null,
          "conditions": "VCE=2V, IC=2mA, RL=100Ω, -3db",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Floating capacitance",
          "symbol": "CIO",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 0.6,
          "max": null,
          "conditions": "VIO = 0, f = 1MHz",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "el452"
  ],
  "discovery_pitch": "EL452 (Everlight Elec) 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",
    "el452.kicad_sym",
    "el452.kicad_mod",
    "el452.glb",
    "el452.step",
    "el452.lbr",
    "docs/hero.png",
    "docs/el452-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "el452-hero.glb",
    "el452-hero.overlay.json",
    "el452-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}