main
Ray Set visibility: public 53a9bf6 10d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "6n139s-ta1-l",
  "title": "6N139S-TA1-L",
  "brief": "Lite On Logic Output Optoisolators, SOP-8. 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",
    "6n139s-ta1-l",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "6N139S-TA1-L",
    "manufacturer": "Lite On",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Optoisolators",
    "subcategory": "Logic Output Optoisolators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588914623856709632",
    "parts": {
      "symbol": "6n139s-ta1-l.kicad_sym",
      "footprint": "6n139s-ta1-l.kicad_mod",
      "model_3d": "6n139s-ta1-l-hero.glb",
      "model_3d_plain": "6n139s-ta1-l-etched.glb",
      "model_3d_step": "6n139s-ta1-l-etched.step",
      "model_3d_step_plain": "6n139s-ta1-l.step",
      "lbr": "6n139s-ta1-l.lbr"
    },
    "distributor_links": {
      "lcsc": "C571213"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T08:40:14Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "error"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "2",
        "name": "ANODE",
        "type": "input",
        "description": "LED anode input; datasheet specifies average forward input current IF max 20 mA and reverse input voltage VR max 5 V."
      },
      {
        "number": "3",
        "name": "CATHODE",
        "type": "input",
        "description": "LED cathode input; return for the input LED, with reverse input voltage limited to 5 V."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground for the detector and output stage; a 0.1 µF bypass capacitor must be connected between pin 8 and pin 5."
      },
      {
        "number": "6",
        "name": "VO",
        "type": "output",
        "description": "Open-collector output of the output transistor, driven low when the LED is on; 6N139 output voltage max 18 V and output collector current max 50 mA."
      },
      {
        "number": "7",
        "name": "VB",
        "type": "power_in",
        "description": "Base access terminal of the photodetector that allows gain bandwidth adjustment; leave open when not used."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Detector supply voltage, 6N139 absolute maximum 18 V, with a 0.1 µF bypass capacitor to pin 5; may be tied to VO for photo-Darlington operation."
      }
    ],
    "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: Pin assignment is taken from the functional diagram on page 2, which is shared by the whole 6N138-L/",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 16,
        "cost_usd": 0.3642,
        "at": "2026-10-19T08:39:51"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588914623856709632",
        "pages": 16,
        "sha256": "d76ac4d6784575d1",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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        "role": "plain",
        "up": "Z",
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        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "role": "eda",
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        "sha256": "d8c18d3eed458a42489828ad7abe74213598290bc3627c9742b69ee0dd9729cb",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Lite On",
      "Package": "SOP-8",
      "Category": "Optoisolators",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "d76ac4d6784575d1a5f053df2d71ac1b8f15807cc05d5eb4517f06de0da4073b",
      "rows": [
        {
          "name": "Average Forward Input Current",
          "symbol": "IF",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Reverse Input Voltage",
          "symbol": "VR",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation",
          "symbol": "PI",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 35,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Output Collector Current",
          "symbol": "IO",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage (6N139)",
          "symbol": "VO",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Output Collector Power Dissipation",
          "symbol": "Po",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Isolation Voltage",
          "symbol": "Viso",
          "kind": "absolute_maximum",
          "unit": "Vrms",
          "min": null,
          "typ": null,
          "max": 5000,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage (6N139)",
          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature",
          "symbol": "Topr",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Lead Solder Temperature",
          "symbol": "Tsol",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 s (note 2)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input Forward Voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.1,
          "max": 1.7,
          "conditions": "IF=1.6mA, TA=25℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Input Forward Voltage Temperature Coefficient",
          "symbol": "ΔVF/ΔTA",
          "kind": "temperature_coefficient",
          "unit": "mV/℃",
          "min": null,
          "typ": -1.9,
          "max": null,
          "conditions": "IF=1.6mA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Input Reverse Voltage",
          "symbol": "BVR",
          "kind": "electrical",
          "unit": "V",
          "min": 5,
          "typ": null,
          "max": null,
          "conditions": "IR = 10μA TA=25℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Input Capacitance",
          "symbol": "CIN",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "VF=0; f=1MHZ",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Current Transfer Ratio (6N139)",
          "symbol": "CTR",
          "kind": "electrical",
          "unit": "%",
          "min": 400,
          "typ": 2000,
          "max": 5000,
          "conditions": "IF=0.5mA; Vo=0.4V; Vcc=4.5V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Logic Low Output Voltage (6N139)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.1,
          "max": 0.4,
          "conditions": "IF=0.5mA; Vcc=4.5V; Io=2mA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Logic High Output Current (6N139)",
          "symbol": "IOH",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.1,
          "max": 100,
          "conditions": "IF=0mA, Vo=Vcc=18V; TA=25℃",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Logic Low Supply Current",
          "symbol": "IccL",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.4,
          "max": 1.5,
          "conditions": "IF=1.6mA, Vo=open (Vcc=18V)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Logic High Supply Current",
          "symbol": "IccH",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.01,
          "max": 10,
          "conditions": "IF=0mA, Vo=open ; TA=25℃ (Vcc=18V)",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Propagation Delay Time to Low Output Level (6N139)",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": 5,
          "max": 25,
          "conditions": "IF=0.5mA; RL=4.7KΩ",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Propagation Delay Time to High Output Level (6N139)",
          "symbol": "tPLH",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": 18,
          "max": 60,
          "conditions": "IF=0.5mA; RL=4.7KΩ",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Logic High Common Mode Transient Immunity",
          "symbol": "|CMH|",
          "kind": "electrical",
          "unit": "KV/μs",
          "min": 1,
          "typ": 10,
          "max": null,
          "conditions": "IF=0mA; |VCM|=10Vp-p RL=2.2KΩ",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Logic Low Common Mode Transient Immunity",
          "symbol": "|CML|",
          "kind": "electrical",
          "unit": "KV/μs",
          "min": 1,
          "typ": 10,
          "max": null,
          "conditions": "IF=1.6mA; |VCM|=10Vp-p RL=2.2KΩ",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Input-Output Insulation Leakage Current",
          "symbol": "II-O",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "45% RH, t = 5s, VI-O = 3kV DC, TA =25oC",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Withstand Insulation Test Voltage",
          "symbol": "VISO",
          "kind": "electrical",
          "unit": "VRMS",
          "min": 5000,
          "typ": null,
          "max": null,
          "conditions": "RH ≤ 50%, t = 1min, TA = 25oC",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Input-Output Resistance",
          "symbol": "RI-O",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 1012,
          "max": null,
          "conditions": "VI-O = 500V DC",
          "source_page": 9,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "6n139s-ta1-l"
  ],
  "discovery_pitch": "6N139S-TA1-L (Lite On) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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