HCPL-050L-500E

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  "type": "component",
  "slug": "hcpl-050l-500e",
  "title": "HCPL-050L-500E",
  "brief": "Broadcom AVAGO 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",
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  "component": {
    "mpn": "HCPL-050L-500E",
    "manufacturer": "Broadcom AVAGO",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Optoisolators",
    "subcategory": "Logic Output Optoisolators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917722042814464",
    "parts": {
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      "lbr": "hcpl-050l-500e.lbr"
    },
    "distributor_links": {
      "lcsc": "C692011"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T13:13:42Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
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      "mouser": {
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    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; the functional diagram labels this pin NC, so it should be left unconnected."
      },
      {
        "number": "2",
        "name": "ANODE",
        "type": "input",
        "description": "LED anode input; the reverse LED input voltage (pin 3-2) is rated at 5 V maximum, and forward input current IF(ON) is 16 to 20 mA in the recommended operating conditions."
      },
      {
        "number": "3",
        "name": "CATHODE",
        "type": "input",
        "description": "LED cathode input; the reverse LED input voltage (pin 3-2) is rated at 5 V maximum and the input forward voltage is 0 to 0.8 V when off."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; the functional diagram labels this pin NC, so it should be left unconnected."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the output and supply; a 0.1 µF bypass capacitor should be connected between pins 5 and 8."
      },
      {
        "number": "6",
        "name": "VO",
        "type": "output",
        "description": "Open-collector output; average output current (pin 6) is limited to 8 mA and output voltage (pin 6-5) to -0.5 V to 7 V."
      },
      {
        "number": "7",
        "name": "VB",
        "type": "power_in",
        "description": "Photodiode bias connection, separate from the output collector; base current IB is limited to 5 mA maximum."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage; recommended range is 2.7 V to 7.0 V (absolute maximum -0.5 V to 7 V, pin 8-5), with a 0.1 µF bypass to pin 5."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "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 MPN HCPL-050L-500E does not appear in the ordering table. The table lists -000E as the only HCPL; The functional diagram text is garbled in extraction. Pins 1 and 4 are both labelled NC, but the dat; Pin 7 (VB) is a photodiode bias node. The datasheet gives no electrical direction for it, so the typ"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0701,
        "at": "2026-10-18T13:11:22"
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      "datasheet": {
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        "pages": 12,
        "sha256": "8b3e2276c91c67b8",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
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  "metadata": {
    "specs": {
      "Manufacturer": "Broadcom AVAGO",
      "Package": "SOP-8",
      "Category": "Optoisolators",
      "Pins": "8"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "8b3e2276c91c67b89ec7df75211e8c0ef2137637aa83ff24b50784df364b0891",
      "rows": [
        {
          "name": "Storage Temperature",
          "symbol": "TS",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 125,
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        {
          "name": "Operating Temperature (absolute maximum)",
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          "min": -55,
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        {
          "name": "Average Forward Input Current",
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          "name": "Emitter-Base Reverse Voltage",
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          "name": "Base Current",
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          "name": "Forward Input Current (ON)",
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          "unit": "mA",
          "min": 16,
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        {
          "name": "Current Transfer Ratio (3.3 V)",
          "symbol": "CTR",
          "kind": "electrical",
          "unit": "%",
          "min": 15,
          "typ": 20,
          "max": 50,
          "conditions": "TA = 25°C, VO = 0.4 V, IF = 16 mA, VCC = 3.3 V",
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        {
          "name": "Logic Low Output Voltage (3.3 V)",
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          "name": "Logic High Output Current (3.3 V)",
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        {
          "name": "Logic Low Supply Current (3.3 V)",
          "symbol": "ICCL",
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          "min": null,
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          "max": 100,
          "conditions": "IF = 16 mA, VO = Open, VCC = 3.3 V",
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        {
          "name": "Logic High Supply Current (3.3 V)",
          "symbol": "ICCH",
          "kind": "electrical",
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          "typ": 0.005,
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          "conditions": "TA = 25°C, IF = 0 mA, VO = Open, VCC = 3.3 V",
          "source_page": 8,
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        {
          "name": "Input Forward Voltage (3.3 V table)",
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          "unit": "V",
          "min": null,
          "typ": 1.52,
          "max": 1.7,
          "conditions": "TA = 25°C, IF = 16 mA",
          "source_page": 8,
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        {
          "name": "Input Reverse Breakdown Voltage",
          "symbol": "BVR",
          "kind": "electrical",
          "unit": "V",
          "min": 5,
          "typ": null,
          "max": null,
          "conditions": "IR = 10 µA",
          "source_page": 8,
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        {
          "name": "Current Transfer Ratio (5 V)",
          "symbol": "CTR",
          "kind": "electrical",
          "unit": "%",
          "min": 19,
          "typ": 24,
          "max": 50,
          "conditions": "VO = 0.4 V, TA = 25°C, VCC = 4.5 V, IF = 16 mA",
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          "name": "Logic Low Output Voltage (5 V)",
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          "conditions": "IO = 3.0 mA, TA = 25°C, IF = 16 mA, VCC = 4.5 V",
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        {
          "name": "Logic High Output Current (5 V)",
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          "name": "Logic Low Supply Current (5 V)",
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          "name": "Logic High Supply Current (5 V)",
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          "name": "Input Forward Voltage (second max value, 5 V table)",
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          "name": "Propagation Delay Time to Logic Low at Output (3.3 V)",
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          "name": "Propagation Delay Time to Logic High at Output (3.3 V)",
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          "name": "Common Mode Transient Immunity at Logic High Output (3.3 V)",
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