main
Ray Set visibility: public 5d9a949 9d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "nud3124lt1g",
  "title": "NUD3124LT1G",
  "brief": "onsemi Brushed DC Motor Drivers, SOT-23. 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",
    "motor driver ics",
    "nud3124lt1g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "NUD3124LT1G",
    "manufacturer": "onsemi",
    "package": "SOT-23",
    "pin_count": 3,
    "category": "Motor Driver ICs",
    "subcategory": "Brushed DC Motor Drivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586178380538515456",
    "parts": {
      "symbol": "nud3124lt1g.kicad_sym",
      "footprint": "nud3124lt1g.kicad_mod",
      "model_3d": "nud3124lt1g-hero.glb",
      "model_3d_plain": "nud3124lt1g-etched.glb",
      "model_3d_step": "nud3124lt1g-etched.step",
      "model_3d_step_plain": "nud3124lt1g.step",
      "lbr": "nud3124lt1g.lbr"
    },
    "distributor_links": {
      "lcsc": "C85758",
      "digikey": "NUD3124LT1GOSTR-ND",
      "mouser": "863-NUD3124LT1G"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T03:11:26Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "NUD3124LT1GOSTR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "863-NUD3124LT1G",
        "status": "found",
        "lifecycle": "End of Life"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GATE",
        "type": "input",
        "description": "Logic-level gate input that drives the internal MOSFET through an internal 10 kΩ and 100 kΩ network, allowing direct drive from logic gates, inverters, and microcontrollers."
      },
      {
        "number": "2",
        "name": "SOURCE",
        "type": "passive",
        "description": "MOSFET source terminal; the device is rated for a continuous drain-to-source voltage of 28 V (TJ = 125°C) and a continuous drain current of 150 mA (TJ = 125°C)."
      },
      {
        "number": "3",
        "name": "DRAIN",
        "type": "passive",
        "description": "MOSFET drain terminal that connects to the inductive load (relay coil), with an internal Zener eliminating the need for a free-wheeling diode; the internal clamp is rated up to 80 V for load dump."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "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: Pin types for SOURCE and DRAIN are not stated in the datasheet; 'passive' was chosen as the KiCad cl; Pin 3 description cites the 80 V load-dump figure from the Maximum Ratings table (ELD1), which is a "
        ],
        "pages_sent": 10,
        "cost_usd": 0.0456,
        "at": "2026-10-18T03:10:09"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586178380538515456",
        "pages": 10,
        "sha256": "788b79ff317e8fc5",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "nud3124lt1g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.5,
          3,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "dd5d1711204e1d8d26cd11490923bd84340820baa69538c385a4300ec2539bc0",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "nud3124lt1g-etched.step",
        "role": "eda",
        "up": "Z",
        "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": "ffd390ce9bb032a26c26097d574825f096507e47e199c3f515680b4220f5be46",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "onsemi",
      "Package": "SOT-23",
      "Category": "Motor Driver ICs",
      "Pins": "3"
    },
    "characteristics": {
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      "source": "datasheet",
      "datasheet_sha256": "788b79ff317e8fc5c282f41fd224e1cbec4eabc56c78b020cb58f734a46f9ff7",
      "rows": [
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          "name": "Drain-to-Source Voltage – Continuous",
          "symbol": "VDSS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 28,
          "conditions": "TJ = 125°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Gate-to-Source Voltage – Continuous",
          "symbol": "VGSS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 12,
          "conditions": "TJ = 125°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Drain Current – Continuous",
          "symbol": "ID",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "TJ = 125°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Single Pulse Drain-to-Source Avalanche Energy",
          "symbol": "EZ",
          "kind": "absolute_maximum",
          "unit": "mJ",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "For relay coils/inductive loads of 80 or higher; TJ Initial = 85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak Power Dissipation, Drain-to-Source",
          "symbol": "PPK",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 20,
          "conditions": "TJ Initial = 85°C; Notes 1 and 2",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Load Dump Suppressed Pulse, Drain-to-Source",
          "symbol": "ELD1",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "Suppressed waveform VS = 45 V, RSOURCE = 0.5, T = 200 ms; relay coils/inductive loads of 80 or higher; TJ Initial = 85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Inductive Switching Transient 1, Drain-to-Source",
          "symbol": "ELD2",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "Waveform RSOURCE = 10, T = 2.0 ms; relay coils/inductive loads of 80 or higher; TJ Initial = 85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Inductive Switching Transient 2, Drain-to-Source",
          "symbol": "ELD3",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "Waveform RSOURCE = 4.0, T = 50 s; relay coils/inductive loads of 80 or higher; TJ Initial = 85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Reverse Battery, 10 Minutes (Drain-to-Source)",
          "symbol": "Rev−Bat",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -14,
          "typ": null,
          "max": null,
          "conditions": "For relay coils/inductive loads of 80 or more",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Dual Voltage Jump Start, 10 Minutes (Drain-to-Source)",
          "symbol": "Dual−Volt",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 28,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Human Body Model (HBM)",
          "symbol": "ESD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2000,
          "conditions": "According to EIA/JESD22/A114 specification",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Maximum Junction Temperature",
          "symbol": "TJ",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "thermal",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Total Power Dissipation, SOT-23",
          "symbol": "PD",
          "kind": "thermal",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 225,
          "conditions": "Note 5, minimum pad board; derate 1.8 mW/°C above 25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-to-Ambient, SOT-23",
          "symbol": "RJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 556,
          "max": null,
          "conditions": "Note 5, minimum pad board",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Drain to Source Sustaining Voltage",
          "symbol": "VBRDSS",
          "kind": "electrical",
          "unit": "V",
          "min": 28,
          "typ": 34,
          "max": 38,
          "conditions": "ID = 10 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Drain to Source Leakage Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "VDS = 12 V, VGS = 0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Drain to Source Leakage Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "VDS = 12 V, VGS = 0 V, TJ = 125°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Drain to Source Leakage Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "VDS = 28 V, VGS = 0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Drain to Source Leakage Current",
          "symbol": "IDSS",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "VDS = 28 V, VGS = 0 V, TJ = 125°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Gate Body Leakage Current",
          "symbol": "IGSS",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 60,
          "conditions": "VGS = 3.0 V, VDS = 0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Gate Body Leakage Current",
          "symbol": "IGSS",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 80,
          "conditions": "VGS = 3.0 V, VDS = 0 V, TJ = 125°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Gate Body Leakage Current",
          "symbol": "IGSS",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 90,
          "conditions": "VGS = 5.0 V, VDS = 0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Gate Body Leakage Current",
          "symbol": "IGSS",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 110,
          "conditions": "VGS = 5.0 V, VDS = 0 V, TJ = 125°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Gate Threshold Voltage",
          "symbol": "VGS(th)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.3,
          "typ": 1.8,
          "max": 2,
          "conditions": "VGS = VDS, ID = 1.0 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Gate Threshold Voltage",
          "symbol": "VGS(th)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.3,
          "typ": null,
          "max": 2,
          "conditions": "VGS = VDS, ID = 1.0 mA, TJ = 125°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Drain to Source On-Resistance",
          "symbol": "RDS(on)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 1.4,
          "conditions": "ID = 150 mA, VGS = 3.0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Drain to Source On-Resistance",
          "symbol": "RDS(on)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 1.7,
          "conditions": "ID = 150 mA, VGS = 3.0 V, TJ = 125°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Drain to Source On-Resistance",
          "symbol": "RDS(on)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "ID = 150 mA, VGS = 5.0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Drain to Source On-Resistance",
          "symbol": "RDS(on)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 1.1,
          "conditions": "ID = 150 mA, VGS = 5.0 V, TJ = 125°C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Continuous Current",
          "symbol": "IDS(on)",
          "kind": "electrical",
          "unit": "mA",
          "min": 150,
          "typ": 200,
          "max": null,
          "conditions": "VDS = 0.25 V, VGS = 3.0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Continuous Current",
          "symbol": "IDS(on)",
          "kind": "electrical",
          "unit": "mA",
          "min": 140,
          "typ": null,
          "max": null,
          "conditions": "VDS = 0.25 V, VGS = 3.0 V, TJ = 125°C",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_triggers": [
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  "discovery_pitch": "NUD3124LT1G (onsemi) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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