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Ray Set visibility: public d999dc3 3d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "tcet1103",
  "title": "TCET1103",
  "brief": "Vishay Intertech Transistor Output Optocoupler, 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",
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  "component": {
    "mpn": "TCET1103",
    "manufacturer": "Vishay Intertech",
    "package": "DIP-4",
    "pin_count": 4,
    "category": "Optocoupler",
    "subcategory": "Transistor Output Optocoupler",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7576d79c557821154f07e41b545e875f.pdf",
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      "model_3d_step_plain": "tcet1103.step",
      "lbr": "tcet1103.lbr"
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    "distributor_links": {
      "lcsc": "C17486598",
      "digikey": "TCET1103-ND",
      "mouser": "782-TCET1103"
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    "distributor_check": {
      "checked_at": "2026-10-24T00:21:50Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
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        "status": "found",
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    "pins": [
      {
        "number": "1",
        "name": "A",
        "type": "input",
        "description": "Anode of the gallium arsenide infrared-emitting diode, with forward current limited to 60 mA (1.5 A surge for tp ≤ 10 µs) and reverse voltage limited to 6 V."
      },
      {
        "number": "2",
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        "type": "passive",
        "description": "Cathode of the infrared-emitting diode (input side), VF typically 1.25 V and max 1.6 V at IF = 50 mA."
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      {
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        "name": "E",
        "type": "passive",
        "description": "Emitter of the phototransistor output, with emitter-collector voltage limited to 7 V."
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      {
        "number": "4",
        "name": "C",
        "type": "passive",
        "description": "Collector of the phototransistor output, rated for VCEO 70 V and collector current up to 50 mA."
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        "sha256": "91bf2466853e900e",
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        "described": 4,
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          "conditions": "VCE = 20 V, IF = 0 A, E = 0",
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          "name": "Collector emitter saturation voltage",
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          "conditions": "Tamb = 25 °C",
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          "conditions": "tp/T = 0.5, tp ≤ 10 ms",
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          "name": "LED power dissipation",
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          "name": "Output power dissipation",
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          "name": "Thermal resistance, junction emitter to board",
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          "name": "Thermal resistance, junction emitter to case",
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          "name": "Turn-on time",
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