NCP5181DR2G

{
  "slug": "ncp5181dr2g",
  "version": "0.1.0",
  "type": "component",
  "description": "onsemi Gate Drivers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "motor driver ics",
    "ncp5181dr2g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ncp5181dr2g.kicad_sym",
    "ncp5181dr2g.kicad_mod",
    "ncp5181dr2g.glb",
    "ncp5181dr2g.step",
    "ncp5181dr2g.lbr",
    "docs/hero.png",
    "docs/ncp5181dr2g-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ncp5181dr2g-hero.glb",
    "ncp5181dr2g-hero.overlay.json",
    "ncp5181dr2g-etched.glb"
  ],
  "component": {
    "mpn": "NCP5181DR2G",
    "manufacturer": "onsemi",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Motor Driver ICs",
    "subcategory": "Gate Drivers",
    "datasheet": "https://www.onsemi.com/pdf/datasheet/ncp5181-d.pdf",
    "parts": {
      "symbol": "ncp5181dr2g.kicad_sym",
      "footprint": "ncp5181dr2g.kicad_mod",
      "model_3d": "ncp5181dr2g-hero.glb",
      "model_3d_plain": "ncp5181dr2g-etched.glb",
      "model_3d_step": "ncp5181dr2g-etched.step",
      "model_3d_step_plain": "ncp5181dr2g.step",
      "lbr": "ncp5181dr2g.lbr"
    },
    "distributor_links": {
      "lcsc": "C435715",
      "digikey": "NCP5181DR2GOSTR-ND",
      "mouser": "863-NCP5181DR2G"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T01:58:06Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "NCP5181DR2GOSTR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "863-NCP5181DR2G",
        "status": "found",
        "lifecycle": "End of Life"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN_HI",
        "type": "input",
        "description": "Logic input for the high-side driver, output in phase with the input; compatible with 3.3 V and 5 V logic, accepts up to VCC swing, with VIL max 0.8 V and VIH min 2.3 V."
      },
      {
        "number": "2",
        "name": "IN_LO",
        "type": "input",
        "description": "Logic input for the low-side driver, output in phase with the input; compatible with 3.3 V and 5 V logic, accepts up to VCC swing, with VIL max 0.8 V and VIH min 2.3 V."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "4",
        "name": "DRV_LO",
        "type": "output",
        "description": "Low-side gate drive output, rated for 1.4 A source and 2.2 A sink pulsed short-circuit current and driven between -0.3 V and VCC+0.3 V."
      },
      {
        "number": "5",
        "name": "VCC",
        "type": "power_in",
        "description": "Low-side and main power supply, absolute maximum -0.3 V to 20 V, with gate drive supply range 10 V to 20 V."
      },
      {
        "number": "6",
        "name": "BRIDGE",
        "type": "power_in",
        "description": "Bootstrap return or high-side floating supply return, rated -1 V to 600 V, with VBOOT-VBRIDGE limited to 0 V to 20 V."
      },
      {
        "number": "7",
        "name": "DRV_HI",
        "type": "output",
        "description": "High-side gate drive output, limited to VBRIDGE-0.3 V to VBOOT+0.3 V."
      },
      {
        "number": "8",
        "name": "VBOOT",
        "type": "power_in",
        "description": "Bootstrap power supply for the high-side driver, rated -1 V to 620 V, with VBOOT-VBRIDGE limited to 0 V to 20 V."
      }
    ],
    "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: The page 1 pin assignment list gives names and descriptions without numbers. The pin numbers come fr; The maximum ratings table (page 3) excludes pins 6, 7 and 8 from the ESD HBM/MM ratings, so the high"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0864,
        "at": "2026-10-19T01:56:10"
      },
      "datasheet": {
        "url": "https://www.onsemi.com/pdf/datasheet/ncp5181-d.pdf",
        "pages": 14,
        "sha256": "bf78f6c4fa9021a8",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ncp5181dr2g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ncp5181dr2g-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "bf29b434792d79c803b5bf1784507cbe9c16ee66bdc3bafc1c972e93adf18563",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}