main
Ray Set visibility: public ea5b3e7 10d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "upc817cg-d04-t",
  "title": "UPC817CG-D04-T",
  "brief": "UTC Unisonic Tech 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": [
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    "optoisolators",
    "upc817cg-d04-t",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "UPC817CG-D04-T",
    "manufacturer": "UTC Unisonic Tech",
    "package": "DIP-4",
    "pin_count": 4,
    "category": "Optoisolators",
    "subcategory": "Transistor, Photovoltaic Output Optoisolators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588899288319463424",
    "parts": {
      "symbol": "upc817cg-d04-t.kicad_sym",
      "footprint": "upc817cg-d04-t.kicad_mod",
      "model_3d": "upc817cg-d04-t-hero.glb",
      "model_3d_plain": "upc817cg-d04-t-etched.glb",
      "model_3d_step": "upc817cg-d04-t-etched.step",
      "model_3d_step_plain": "upc817cg-d04-t.step",
      "lbr": "upc817cg-d04-t.lbr"
    },
    "distributor_links": {
      "lcsc": "C127009"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T23:56:37Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "A",
        "type": "passive",
        "description": "Anode of the input LED; the input forward current is rated at 60 mA with a 1 A peak pulse (1 µs) and reverse voltage of 6 V."
      },
      {
        "number": "2",
        "name": "K",
        "type": "passive",
        "description": "Cathode of the input LED; the input reverse voltage is rated at 6 V and the forward voltage is typically 1.2 V to 1.4 V at IF = 20 mA."
      },
      {
        "number": "3",
        "name": "E",
        "type": "passive",
        "description": "Emitter of the output phototransistor; the emitter-collector voltage is rated at 6 V (VECO)."
      },
      {
        "number": "4",
        "name": "C",
        "type": "passive",
        "description": "Collector of the output phototransistor; the collector current is rated at 50 mA and the collector-emitter voltage at 35 V (VCEO)."
      }
    ],
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin assignment comes from the ordering table on page 1 (DIP-4 row, UPC817xG-D04-T, A K E C). The MPN; Pin types are KiCad classes chosen by me, not stated in the datasheet. Pins 1 and 2 are the input LE"
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        "pages_sent": 6,
        "cost_usd": 0.0272,
        "at": "2026-10-18T23:54:24"
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      "datasheet": {
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        "pages": 6,
        "sha256": "f296c2a88ac4e8cd",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "file": "upc817cg-d04-t.step",
        "role": "plain",
        "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
        ],
        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "39490b2c17b5f36ae3fdd5fdd2952f6879a060ff6cbc6d0241e3d6262fd0f215",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
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        "checked": "2026-10-18",
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    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "UTC Unisonic Tech",
      "Package": "DIP-4",
      "Category": "Optoisolators",
      "Pins": "4"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "f296c2a88ac4e8cda4ec6d23822474a7ab2ba63beb125fa77c21d8e3051345c1",
      "rows": [
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          "symbol": "IF",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "",
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        },
        {
          "name": "Peak Forward Current",
          "symbol": "IFP",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "1µs, Pulse",
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          "source": "datasheet"
        },
        {
          "name": "Reverse Voltage",
          "symbol": "VR",
          "kind": "absolute_maximum",
          "unit": "V",
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          "max": 6,
          "conditions": "",
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        },
        {
          "name": "Input Power Dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Input Power Dissipation Derating Factor",
          "symbol": "PD",
          "kind": "thermal",
          "unit": "mW/°C",
          "min": null,
          "typ": null,
          "max": 1,
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        },
        {
          "name": "Power Dissipation",
          "symbol": "PC",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
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        },
        {
          "name": "Power Dissipation Derating Factor",
          "symbol": "PC",
          "kind": "thermal",
          "unit": "mW/°C",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "",
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        },
        {
          "name": "Collector Current",
          "symbol": "IC",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
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        },
        {
          "name": "Collector-Emitter Voltage",
          "symbol": "VCEO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 35,
          "conditions": "",
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        },
        {
          "name": "Emitter-Collector Voltage",
          "symbol": "VECO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "",
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        },
        {
          "name": "Total Power Dissipation",
          "symbol": "PTOT",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "",
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        },
        {
          "name": "Isolation Voltage",
          "symbol": "VISO",
          "kind": "absolute_maximum",
          "unit": "Vrms",
          "min": null,
          "typ": null,
          "max": 5000,
          "conditions": "AC for 1 minute, R.H.=40~60% R.H. (Note 2)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature",
          "symbol": "TOPR",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 110,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
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        },
        {
          "name": "Forward Voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.2,
          "max": 1.4,
          "conditions": "IF=20mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse Current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "VR=4V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Capacitance",
          "symbol": "CIN",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 30,
          "max": 250,
          "conditions": "V=0, f=1kHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter Dark Current",
          "symbol": "ICEO",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "VCE=20V, IF=0mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter Breakdown Voltage",
          "symbol": "BVCEO",
          "kind": "electrical",
          "unit": "V",
          "min": 35,
          "typ": null,
          "max": null,
          "conditions": "IC=0.1mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Emitter-Collector Breakdown Voltage",
          "symbol": "BVECO",
          "kind": "electrical",
          "unit": "V",
          "min": 6,
          "typ": null,
          "max": null,
          "conditions": "IE=0.1mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Current Transfer Ratio (rank C, UPC817C)",
          "symbol": "CTR",
          "kind": "electrical",
          "unit": "%",
          "min": 200,
          "typ": null,
          "max": 400,
          "conditions": "IF=5mA, VCE=5V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Collector-Emitter Saturation Voltage",
          "symbol": "VCE(sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "max": 0.2,
          "conditions": "IF=20mA, IC=1mA",
          "source_page": 2,
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        },
        {
          "name": "Floating Capacitance",
          "symbol": "CIO",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 0.6,
          "max": 1,
          "conditions": "VIO=0, f=1MHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Cut-Off Frequency",
          "symbol": "fC",
          "kind": "electrical",
          "unit": "kHz",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "VCE=5V, IC=2mA, RL=100Ω, -3dB",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Rise Time",
          "symbol": "tR",
          "kind": "electrical",
          "unit": "µs",
          "min": null,
          "typ": 4,
          "max": 18,
          "conditions": "VCE=2V, IC=2mA, RL=100Ω",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Fall Time",
          "symbol": "tF",
          "kind": "electrical",
          "unit": "µs",
          "min": null,
          "typ": 3,
          "max": 18,
          "conditions": "VCE=2V, IC=2mA, RL=100Ω",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "UPC817CG-D04-T (UTC Unisonic Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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