XD2803

{
  "schema_version": 1,
  "type": "component",
  "slug": "xd2803",
  "title": "XD2803",
  "brief": "XINLUDA Darlington Transistor Arrays, DIP-18. 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",
    "transistors-thyristors",
    "xd2803",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "XD2803",
    "manufacturer": "XINLUDA",
    "package": "DIP-18",
    "pin_count": 18,
    "category": "Transistors/Thyristors",
    "subcategory": "Darlington Transistor Arrays",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588896342789246977",
    "parts": {
      "symbol": "xd2803.kicad_sym",
      "footprint": "xd2803.kicad_mod",
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      "model_3d_plain": "xd2803-etched.glb",
      "model_3d_step": "xd2803-etched.step",
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      "lbr": "xd2803.lbr"
    },
    "distributor_links": {
      "lcsc": "C556256"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T14:16:19Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1B",
        "type": "input",
        "description": "Channel 1 Darlington base input, with a 2.7 kΩ series base resistor for direct TTL or 5 V CMOS drive; input voltage is limited to 30 V maximum with respect to GND."
      },
      {
        "number": "2",
        "name": "2B",
        "type": "input",
        "description": "Channel 2 Darlington base input, with a 2.7 kΩ series base resistor for direct TTL or 5 V CMOS drive; input voltage is limited to 30 V maximum with respect to GND."
      },
      {
        "number": "3",
        "name": "3B",
        "type": "input",
        "description": "Channel 3 Darlington base input, with a 2.7 kΩ series base resistor for direct TTL or 5 V CMOS drive; input voltage is limited to 30 V maximum with respect to GND."
      },
      {
        "number": "4",
        "name": "4B",
        "type": "input",
        "description": "Channel 4 Darlington base input, with a 2.7 kΩ series base resistor for direct TTL or 5 V CMOS drive; input voltage is limited to 30 V maximum with respect to GND."
      },
      {
        "number": "5",
        "name": "5B",
        "type": "input",
        "description": "Channel 5 Darlington base input, with a 2.7 kΩ series base resistor for direct TTL or 5 V CMOS drive; input voltage is limited to 30 V maximum with respect to GND."
      },
      {
        "number": "6",
        "name": "6B",
        "type": "input",
        "description": "Channel 6 Darlington base input, with a 2.7 kΩ series base resistor for direct TTL or 5 V CMOS drive; input voltage is limited to 30 V maximum with respect to GND."
      },
      {
        "number": "7",
        "name": "7B",
        "type": "input",
        "description": "Channel 7 Darlington base input, with a 2.7 kΩ series base resistor for direct TTL or 5 V CMOS drive; input voltage is limited to 30 V maximum with respect to GND."
      },
      {
        "number": "8",
        "name": "8B",
        "type": "input",
        "description": "Channel 8 Darlington base input, with a 2.7 kΩ series base resistor for direct TTL or 5 V CMOS drive; input voltage is limited to 30 V maximum with respect to GND."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Common emitter shared by all eight channels, typically tied to ground; all voltage ratings are referenced to this terminal."
      },
      {
        "number": "10",
        "name": "COM",
        "type": "bidirectional",
        "description": "Common cathode node of the output clamp (flyback) diodes; tie to the coil supply for inductive loads, and do not let the output voltage heavily exceed the COM voltage."
      },
      {
        "number": "11",
        "name": "8C",
        "type": "output",
        "description": "Channel 8 Darlington collector output (open collector), rated for 50 V collector-emitter voltage and 500 mA collector current."
      },
      {
        "number": "12",
        "name": "7C",
        "type": "output",
        "description": "Channel 7 Darlington collector output (open collector), rated for 50 V collector-emitter voltage and 500 mA collector current."
      },
      {
        "number": "13",
        "name": "6C",
        "type": "output",
        "description": "Channel 6 Darlington collector output (open collector), rated for 50 V collector-emitter voltage and 500 mA collector current."
      },
      {
        "number": "14",
        "name": "5C",
        "type": "output",
        "description": "Channel 5 Darlington collector output (open collector), rated for 50 V collector-emitter voltage and 500 mA collector current."
      },
      {
        "number": "15",
        "name": "4C",
        "type": "output",
        "description": "Channel 4 Darlington collector output (open collector), rated for 50 V collector-emitter voltage and 500 mA collector current."
      },
      {
        "number": "16",
        "name": "3C",
        "type": "output",
        "description": "Channel 3 Darlington collector output (open collector), rated for 50 V collector-emitter voltage and 500 mA collector current."
      },
      {
        "number": "17",
        "name": "2C",
        "type": "output",
        "description": "Channel 2 Darlington collector output (open collector), rated for 50 V collector-emitter voltage and 500 mA collector current."
      },
      {
        "number": "18",
        "name": "1C",
        "type": "output",
        "description": "Channel 1 Darlington collector output (open collector), rated for 50 V collector-emitter voltage and 500 mA collector current."
      }
    ],
    "provenance": {
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        "primary_model": "claude-haiku-5-5",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet lists COM as type I/O; I mapped it to KiCad bidirectional. Confirm the ERC class for y; The pin table on page 2 and the layout on page 14 give the same 1-18 numbering, and the ordering tab"
        ],
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        "at": "2026-10-18T14:13:50"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 18,
        "described": 18,
        "cites_pages": true,
        "refuses_to_fabricate": true
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        "zmin_mm": -3.3,
        "centre_offset_mm": 0,
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  "metadata": {
    "specs": {
      "Manufacturer": "XINLUDA",
      "Package": "DIP-18",
      "Category": "Transistors/Thyristors",
      "Pins": "18"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6bb7b51b1b6d93ffdaddd0bbcf5ea316dfc627986dbcde2222e6422086edb474",
      "rows": [
        {
          "name": "Collector-emitter voltage",
          "symbol": "VCE",
          "kind": "absolute_maximum",
          "unit": "V",
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          "max": 50,
          "conditions": "",
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        },
        {
          "name": "Input voltage",
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        },
        {
          "name": "Peak collector current",
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        {
          "name": "Output clamp current",
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          "kind": "absolute_maximum",
          "unit": "mA",
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        {
          "name": "Total substrate-terminal current",
          "symbol": "",
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          "min": -2.5,
          "typ": null,
          "max": null,
          "conditions": "",
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        },
        {
          "name": "Junction temperature",
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          "unit": "°C",
          "min": -65,
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        {
          "name": "Storage temperature",
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          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
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        },
        {
          "name": "Collector-emitter voltage (recommended operating)",
          "symbol": "VCE",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 50,
          "conditions": "",
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        },
        {
          "name": "Ambient temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Collector cutoff current",
          "symbol": "ICEX",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "VCE = 50 V, II = 0, see Figure 3",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Off-state input current",
          "symbol": "II(off)",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 50,
          "max": 65,
          "conditions": "VCE = 50 V, TA = 70°C, IC = 500 μA, see Figure 4",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input current",
          "symbol": "I(on)",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.93,
          "max": 1.35,
          "conditions": "VI = 3.85 V, see Figure 5",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "On-state input voltage",
          "symbol": "VI(on)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2.4,
          "conditions": "VCE = 2 V, IC = 200 mA, see Figure 6",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "On-state input voltage",
          "symbol": "VI(on)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2.7,
          "conditions": "VCE = 2 V, IC = 250 mA, see Figure 6",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "On-state input voltage",
          "symbol": "VI(on)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 3,
          "conditions": "VCE = 2 V, IC = 300 mA, see Figure 6",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter saturation voltage",
          "symbol": "VCE(sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.9,
          "max": 1.1,
          "conditions": "II = 250 μA, IC = 100 mA, see Figure 7",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter saturation voltage",
          "symbol": "VCE(sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1,
          "max": 1.3,
          "conditions": "II = 350 μA, IC = 200 mA, see Figure 7",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter saturation voltage",
          "symbol": "VCE(sat)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.3,
          "max": 1.6,
          "conditions": "II = 500 μA, IC = 350 mA, see Figure 7",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Clamp diode reverse current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "VR = 50 V, see Figure 8",
          "source_page": 5,
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        },
        {
          "name": "Clamp diode forward voltage",
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          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "max": 2,
          "conditions": "IF = 350 mA, see Figure 9",
          "source_page": 5,
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        },
        {
          "name": "Input capacitance",
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          "unit": "pF",
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          "max": 25,
          "conditions": "VI = 0, f = 1 MHz",
          "source_page": 5,
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        },
        {
          "name": "Propagation delay time, low- to high-level output",
          "symbol": "tPLH",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 130,
          "conditions": "VS = 50 V, CL = 15 pF, RL = 163 Ω, See Figure 10",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay time, high- to low-level output",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "VS = 50 V, CL = 15 pF, RL = 163 Ω, See Figure 10",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
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    "name": "Ray",
    "email": "[email protected]"
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