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Ray Set visibility: public 33802f7 2h ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "uln2004mt",
  "title": "ULN2004MT",
  "brief": "HGSEMI Darlington Transistor Arrays, TSSOP-16. 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",
    "uln2004mt",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "ULN2004MT",
    "manufacturer": "HGSEMI",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "Transistors/Thyristors",
    "subcategory": "Darlington Transistor Arrays",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756305637976215552",
    "parts": {
      "symbol": "uln2004mt.kicad_sym",
      "footprint": "uln2004mt.kicad_mod",
      "model_3d": "uln2004mt-hero.glb",
      "model_3d_plain": "uln2004mt-etched.glb",
      "model_3d_step": "uln2004mt-etched.step",
      "model_3d_step_plain": "uln2004mt.step",
      "lbr": "uln2004mt.lbr"
    },
    "distributor_links": {
      "lcsc": "C7432193"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T15:19:19Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1B",
        "type": "input",
        "description": "Darlington channel 1 input with 10.5-kΩ series base resistor for CMOS drive from 6 to 15 V supplies; absolute maximum input voltage 30 V."
      },
      {
        "number": "2",
        "name": "2B",
        "type": "input",
        "description": "Darlington channel 2 input with 10.5-kΩ series base resistor for CMOS drive from 6 to 15 V supplies; absolute maximum input voltage 30 V."
      },
      {
        "number": "3",
        "name": "3B",
        "type": "input",
        "description": "Darlington channel 3 input with 10.5-kΩ series base resistor for CMOS drive from 6 to 15 V supplies; absolute maximum input voltage 30 V."
      },
      {
        "number": "4",
        "name": "4B",
        "type": "input",
        "description": "Darlington channel 4 input with 10.5-kΩ series base resistor for CMOS drive from 6 to 15 V supplies; absolute maximum input voltage 30 V."
      },
      {
        "number": "5",
        "name": "5B",
        "type": "input",
        "description": "Darlington channel 5 input with 10.5-kΩ series base resistor for CMOS drive from 6 to 15 V supplies; absolute maximum input voltage 30 V."
      },
      {
        "number": "6",
        "name": "6B",
        "type": "input",
        "description": "Darlington channel 6 input with 10.5-kΩ series base resistor for CMOS drive from 6 to 15 V supplies; absolute maximum input voltage 30 V."
      },
      {
        "number": "7",
        "name": "7B",
        "type": "input",
        "description": "Darlington channel 7 input with 10.5-kΩ series base resistor for CMOS drive from 6 to 15 V supplies; absolute maximum input voltage 30 V."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground / emitter-substrate terminal E, reference for all voltages; total emitter-terminal current is limited to -2.5 A."
      },
      {
        "number": "9",
        "name": "COM",
        "type": "passive",
        "description": "Common cathode of the output clamp diodes for switching inductive loads; clamp current rated 500 mA."
      },
      {
        "number": "10",
        "name": "7C",
        "type": "output",
        "description": "Darlington channel 7 open-collector output rated 500 mA and 50 V."
      },
      {
        "number": "11",
        "name": "6C",
        "type": "output",
        "description": "Darlington channel 6 open-collector output rated 500 mA and 50 V."
      },
      {
        "number": "12",
        "name": "5C",
        "type": "output",
        "description": "Darlington channel 5 open-collector output rated 500 mA and 50 V."
      },
      {
        "number": "13",
        "name": "4C",
        "type": "output",
        "description": "Darlington channel 4 open-collector output rated 500 mA and 50 V."
      },
      {
        "number": "14",
        "name": "3C",
        "type": "output",
        "description": "Darlington channel 3 open-collector output rated 500 mA and 50 V."
      },
      {
        "number": "15",
        "name": "2C",
        "type": "output",
        "description": "Darlington channel 2 open-collector output rated 500 mA and 50 V."
      },
      {
        "number": "16",
        "name": "1C",
        "type": "output",
        "description": "Darlington channel 1 open-collector output rated 500 mA and 50 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "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: Outputs are open-collector Darlington sinks; classed as 'output' though 'tri_state' or 'passive' cou",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 14,
        "cost_usd": 0.2954,
        "at": "2026-10-18T15:16:45"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756305637976215552",
        "pages": 14,
        "sha256": "a3310c4af7adb209",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
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    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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      {
        "file": "uln2004mt-etched.step",
        "role": "eda",
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        "units": "mm",
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        "centre_offset_mm": 0,
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        "sha256": "cb1c41b723c5c6e477dd3e84536f76c023f0c3991f0ed06e91ebbadb422ba787",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HGSEMI",
      "Package": "TSSOP-16",
      "Category": "Transistors/Thyristors",
      "Pins": "16"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a3310c4af7adb209ab7ac7245ad9b36ebfc1f473ba1f97081100698b7b64bd34",
      "rows": [
        {
          "name": "Collector-emitter voltage",
          "symbol": "VCE",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "With respect to emitter/substrate terminal E",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Peak collector current",
          "symbol": "IC",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "See Figures 14 and 15",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output clamp current",
          "symbol": "IOK",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Total emitter-terminal current",
          "symbol": "IE",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": -2.5,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating free-air temperature range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -20,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Lead temperature (soldering)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 seconds",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "On-state input voltage",
          "symbol": "VI(on)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "VCE=2V, IC=125mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "On-state input voltage",
          "symbol": "VI(on)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "VCE=2V, IC=200mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "On-state input voltage",
          "symbol": "VI(on)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "VCE=2V, IC=275mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "On-state input voltage",
          "symbol": "VI(on)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 8,
          "conditions": "VCE=2V, IC=350mA",
          "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=250µA, IC=100mA",
          "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=350µA, IC=200mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Collector-emitter saturation voltage",
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          "kind": "electrical",
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          "min": null,
          "typ": 1.2,
          "max": 1.6,
          "conditions": "II=500µA, IC=350mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Collector cutoff current",
          "symbol": "ICEX",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "VCE=50V, II=0",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Collector cutoff current",
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          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "VCE=50V, TA=70°C, II=0",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Collector cutoff current",
          "symbol": "ICEX",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "VI = 1 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Clamp forward voltage",
          "symbol": "VF",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.7,
          "max": 2,
          "conditions": "IF = 350 mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Off-state input current",
          "symbol": "II(off)",
          "kind": "electrical",
          "unit": "µA",
          "min": 50,
          "typ": null,
          "max": 65,
          "conditions": "VCE=50V, IC=500µA, TA=70°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input current",
          "symbol": "II",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.35,
          "max": 0.5,
          "conditions": "VI = 5 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input current",
          "symbol": "II",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1,
          "max": 1.45,
          "conditions": "VI = 12 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Clamp reverse current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "VR = 50 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Clamp reverse current",
          "symbol": "IR",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "VR = 50 V, TA = 70°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input capacitance",
          "symbol": "Ci",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 15,
          "max": 25,
          "conditions": "VI = 0, f = 1 MHz",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay time, low-to-high-level output",
          "symbol": "tPLH",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 0.25,
          "max": 1,
          "conditions": "See Figure 9",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Propagation delay time, high-to-low-level output",
          "symbol": "tPHL",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 0.25,
          "max": 1,
          "conditions": "See Figure 9",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
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    "info"
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  "discovery_triggers": [
    "uln2004mt"
  ],
  "discovery_pitch": "ULN2004MT (HGSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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}