IR2181STRPBF

{
  "slug": "ir2181strpbf",
  "version": "0.1.0",
  "type": "component",
  "description": "Infineon Technologies Gate Drivers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "motor driver ics",
    "ir2181strpbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ir2181strpbf.kicad_sym",
    "ir2181strpbf.kicad_mod",
    "ir2181strpbf.glb",
    "ir2181strpbf.step",
    "ir2181strpbf.lbr",
    "docs/hero.png",
    "docs/ir2181strpbf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ir2181strpbf-hero.glb",
    "ir2181strpbf-hero.overlay.json",
    "ir2181strpbf-etched.glb"
  ],
  "component": {
    "mpn": "IR2181STRPBF",
    "manufacturer": "Infineon Technologies",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Motor Driver ICs",
    "subcategory": "Gate Drivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586177163967516672",
    "parts": {
      "symbol": "ir2181strpbf.kicad_sym",
      "footprint": "ir2181strpbf.kicad_mod",
      "model_3d": "ir2181strpbf-hero.glb",
      "model_3d_plain": "ir2181strpbf-etched.glb",
      "model_3d_step": "ir2181strpbf-etched.step",
      "model_3d_step_plain": "ir2181strpbf.step",
      "lbr": "ir2181strpbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C37524",
      "digikey": "IR2181SPBFTR-ND",
      "mouser": "942-IR2181STRPBF"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T09:11:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "IR2181SPBFTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "942-IR2181STRPBF",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "HIN",
        "type": "input",
        "description": "Logic input for the high side gate driver output (HO), in phase, compatible with 3.3V and 5V logic with VIH min 2.7 V and VIL max 0.8 V, and internally clamped with a 5.2V zener diode."
      },
      {
        "number": "2",
        "name": "LIN",
        "type": "input",
        "description": "Logic input for the low side gate driver output (LO), in phase, compatible with 3.3V and 5V logic with VIH min 2.7 V and VIL max 0.8 V, and internally clamped with a 5.2V zener diode."
      },
      {
        "number": "3",
        "name": "COM",
        "type": "power_in",
        "description": "Low side return and reference for all voltage parameters (absolute maximum ratings are referenced to COM)."
      },
      {
        "number": "4",
        "name": "LO",
        "type": "output",
        "description": "Low side gate drive output, rated for pulsed source current of 1.4 A min and sink current of 1.8 A min (PW ≤ 10 µs), with VLO between -0.3 V and VCC + 0.3 V."
      },
      {
        "number": "5",
        "name": "VCC",
        "type": "power_in",
        "description": "Low side and logic fixed supply, recommended 10 V to 20 V (absolute maximum -0.3 V to 25 V)."
      },
      {
        "number": "6",
        "name": "VS",
        "type": "power_in",
        "description": "High side floating supply return, with recommended operation up to 600 V and offset VB - 25 V to VB + 0.3 V (absolute), and dVS/dt limited to 50 V/ns."
      },
      {
        "number": "7",
        "name": "HO",
        "type": "output",
        "description": "High side gate drive output, with VHO between VS - 0.3 V and VB + 0.3 V."
      },
      {
        "number": "8",
        "name": "VB",
        "type": "power_in",
        "description": "High side floating supply, recommended VS + 10 V to VS + 20 V (absolute maximum -0.3 V to 625 V referenced to COM)."
      }
    ],
    "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 datasheet has no entry for the tape-and-reel suffix 'TR' in the MPN IR2181STRPBF. The ordering t; Pin types for COM, VS and VB are set to power_in because they are supply or return references. VS is; Pin descriptions are limited to what the datasheet states. The datasheet gives no separate pin-level"
        ],
        "pages_sent": 21,
        "cost_usd": 0.0704,
        "at": "2026-10-17T09:11:17"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586177163967516672",
        "pages": 21,
        "sha256": "c566e9e337a4884f",
        "source_tier": "lcsc"
      },
      "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": "ir2181strpbf.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ir2181strpbf-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": "1b8b92ec1905a14f4adc1386f57e6a786f6591b91f5e9349432b9f4e81be3673",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}