XC9271B085QR-G

{
  "slug": "xc9271b085qr-g",
  "version": "0.1.0",
  "type": "component",
  "description": "Torex Semicon DC-DC Converters, ESOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "xc9271b085qr-g",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "xc9271b085qr-g.kicad_sym",
    "xc9271b085qr-g.kicad_mod",
    "xc9271b085qr-g.glb",
    "xc9271b085qr-g.step",
    "xc9271b085qr-g.lbr",
    "docs/hero.png",
    "docs/xc9271b085qr-g-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "xc9271b085qr-g-hero.glb",
    "xc9271b085qr-g-hero.overlay.json",
    "xc9271b085qr-g-etched.glb"
  ],
  "component": {
    "mpn": "XC9271B085QR-G",
    "manufacturer": "Torex Semicon",
    "package": "ESOP-8",
    "pin_count": 9,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/5994a528fe408540cfaa75ea69a3f672.pdf",
    "parts": {
      "symbol": "xc9271b085qr-g.kicad_sym",
      "footprint": "xc9271b085qr-g.kicad_mod",
      "model_3d": "xc9271b085qr-g-hero.glb",
      "model_3d_plain": "xc9271b085qr-g-etched.glb",
      "model_3d_step": "xc9271b085qr-g-etched.step",
      "model_3d_step_plain": "xc9271b085qr-g.step",
      "lbr": "xc9271b085qr-g.lbr"
    },
    "distributor_links": {
      "lcsc": "C2477695",
      "digikey": "893-1247-2-ND",
      "mouser": "865-XC9271B085QR-G"
    },
    "distributor_check": {
      "checked_at": "2026-10-29T02:24:06Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "893-1247-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "865-XC9271B085QR-G",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input for the IC, with an operating voltage range of 7V to 30V and an absolute maximum VIN pin voltage of -0.3V to +36V."
      },
      {
        "number": "2",
        "name": "CE",
        "type": "input",
        "description": "Chip enable: L selects stand-by and H selects active operation, with CE 'H' voltage 2.8V to 30V and 'L' voltage up to 1V, and the pin must not be left open."
      },
      {
        "number": "3",
        "name": "SYNC",
        "type": "input",
        "description": "External clock sync pin: L runs at the internal clock frequency and H with a CLK signal synchronizes to an external clock within ±25% of the free running frequency, and the pin must not be left open."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Output voltage sense input referenced to a 0.8V (±2%) reference, with the output adjustable from 1.2V to 12V via external resistors and an absolute maximum pin voltage of -0.3V to +6.5V."
      },
      {
        "number": "5",
        "name": "SS",
        "type": "passive",
        "description": "Soft-start adjustment pin where the soft-start time is set by an external capacitor, with an absolute maximum pin voltage of -0.3V to +6.5V."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for all voltages in the datasheet; the dissipation pad must be connected to this pin (No. 6)."
      },
      {
        "number": "7",
        "name": "BST",
        "type": "passive",
        "description": "Bootstrap pin that drives the internal Nch driver transistor, with an absolute maximum voltage of VLX+6.5V or +36V and a minimum of VLX-0.3V."
      },
      {
        "number": "8",
        "name": "Lx",
        "type": "output",
        "description": "Switching output pin with a maximum Lx pin current of 4.2A and an absolute maximum voltage of -0.3V to VIN+0.3V or +36V."
      },
      {
        "number": "9",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 package hint is ESOP-8, but the datasheet only names the package as SOP-8FD. The -QR-G order suf; The datasheet says the exposed dissipation pad should be connected to GND (No. 6) and be solder-plat; The pin type for SS (soft-start), BST (bootstrap) and the Lx pin were chosen from their functions, s",
          "exposed pad 9 added from the footprint"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0451,
        "at": "2026-10-29T02:23:51"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/5994a528fe408540cfaa75ea69a3f672.pdf",
        "pages": 28,
        "sha256": "0fef93816d292884",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "xc9271b085qr-g.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.9,
          4.9,
          1.65
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f1718a42c5ea007e8e2dd672ac39a1bb358ee4849bd53c42e21ce83e0e5df7a9",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "xc9271b085qr-g-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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "38594f6eb69c8ca50b1e495ca7089a574b2ab3fc0792c8911a386f63efecd2f4",
        "checked": "2026-10-29",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}