IR4427STRPBF

{
  "slug": "ir4427strpbf",
  "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",
    "ir4427strpbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ir4427strpbf.kicad_sym",
    "ir4427strpbf.kicad_mod",
    "ir4427strpbf.glb",
    "ir4427strpbf.step",
    "ir4427strpbf.lbr",
    "docs/hero.png",
    "docs/ir4427strpbf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ir4427strpbf-hero.glb",
    "ir4427strpbf-hero.overlay.json"
  ],
  "component": {
    "mpn": "IR4427STRPBF",
    "manufacturer": "Infineon Technologies",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Motor Driver ICs",
    "subcategory": "Gate Drivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588879889718259712",
    "parts": {
      "symbol": "ir4427strpbf.kicad_sym",
      "footprint": "ir4427strpbf.kicad_mod",
      "model_3d": "ir4427strpbf-hero.glb",
      "model_3d_plain": "ir4427strpbf.glb",
      "model_3d_step": "ir4427strpbf-etched.step",
      "model_3d_step_plain": "ir4427strpbf.step",
      "lbr": "ir4427strpbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C49058",
      "digikey": "IR4427SPBFTR-ND",
      "mouser": "942-IR4427STRPBF"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T12:57:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "IR4427SPBFTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "942-IR4427STRPBF",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; pin 1 is shown as NC in the typical connection diagram and has no function in the lead definitions."
      },
      {
        "number": "2",
        "name": "INA",
        "type": "input",
        "description": "Logic input for gate driver output OUTA, in phase for IR4427, with CMOS Schmitt-triggered input, VIH min 2.7V, VIL max 0.8V, and range -0.3V to VS+0.3V."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for all voltages."
      },
      {
        "number": "4",
        "name": "INB",
        "type": "input",
        "description": "Logic input for gate driver output OUTB, in phase for IR4427, with CMOS Schmitt-triggered input, VIH min 2.7V, VIL max 0.8V, and range -0.3V to VS+0.3V."
      },
      {
        "number": "5",
        "name": "OUTB",
        "type": "output",
        "description": "Gate drive output B with 1.5A source and 1.5A sink minimum pulsed short-circuit current, swinging 0 to VS."
      },
      {
        "number": "6",
        "name": "VS",
        "type": "power_in",
        "description": "Supply voltage, recommended 6V to 20V, absolute maximum 25V."
      },
      {
        "number": "7",
        "name": "OUTA",
        "type": "output",
        "description": "Gate drive output A with 1.5A source and 1.5A sink minimum pulsed short-circuit current, swinging 0 to VS."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect; pin 8 is shown as NC in the typical connection diagram and has no function in the lead definitions."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "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: Pins 1 and 8 are labelled NC only in the typical connection drawing (PDIP-style diagram on page 1). ; The datasheet is a combined IR4426/27/28 sheet. IR4427S (non-inverting, in phase) is taken as the va",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 12,
        "cost_usd": 0.1649,
        "at": "2026-10-09T12:55:25"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588879889718259712",
        "pages": 12,
        "sha256": "577060abc1c431a8",
        "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": "ir4427strpbf.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": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ir4427strpbf-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": "d2eb57dcac15e4b3ae462d3e282d9d5966820896d6f00933d602ea9bf31becdc",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}