BD7F100HFN-LBTR

{
  "slug": "bd7f100hfn-lbtr",
  "version": "0.1.0",
  "type": "component",
  "description": "ROHM Semicon DC-DC Converters, SOP-8-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "bd7f100hfn-lbtr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bd7f100hfn-lbtr.kicad_sym",
    "bd7f100hfn-lbtr.kicad_mod",
    "bd7f100hfn-lbtr.glb",
    "bd7f100hfn-lbtr.step",
    "bd7f100hfn-lbtr.lbr",
    "docs/hero.png",
    "docs/bd7f100hfn-lbtr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bd7f100hfn-lbtr-hero.glb",
    "bd7f100hfn-lbtr-hero.overlay.json",
    "bd7f100hfn-lbtr-etched.glb"
  ],
  "component": {
    "mpn": "BD7F100HFN-LBTR",
    "manufacturer": "ROHM Semicon",
    "package": "SOP-8-EP",
    "pin_count": 9,
    "category": "Power Supply Chip",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589831499890790400",
    "parts": {
      "symbol": "bd7f100hfn-lbtr.kicad_sym",
      "footprint": "bd7f100hfn-lbtr.kicad_mod",
      "model_3d": "bd7f100hfn-lbtr-hero.glb",
      "model_3d_plain": "bd7f100hfn-lbtr-etched.glb",
      "model_3d_step": "bd7f100hfn-lbtr-etched.step",
      "model_3d_step_plain": "bd7f100hfn-lbtr.step",
      "lbr": "bd7f100hfn-lbtr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2071622"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T15:46:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog system GND for the control circuitry, separate from the power-system ground PGND."
      },
      {
        "number": "2",
        "name": "SDX/EN",
        "type": "input",
        "description": "Shutdown/enable control: the internal regulator is shut down when this terminal is below 0.9V (Typ), and soft start enables above 2.0V (Typ)."
      },
      {
        "number": "3",
        "name": "COMP",
        "type": "passive",
        "description": "Load current compensation pin used to set up the output voltage compensation; the datasheet gives no numeric limit for this pin."
      },
      {
        "number": "4",
        "name": "REF",
        "type": "input",
        "description": "Output voltage setup pin whose voltage is the feedback voltage compared against the internal VREF in the comparator."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Output voltage setup pin; the output voltage is set by two external resistors and the transformer turns ratio."
      },
      {
        "number": "6",
        "name": "PGND",
        "type": "power_in",
        "description": "Power-system GND for the switching power stage."
      },
      {
        "number": "7",
        "name": "SW",
        "type": "output",
        "description": "Switching output driven by the built-in N-channel MOSFET; the SW terminal operating voltage is 50V (Max) and it goes Hi-Z during VIN undervoltage lockout."
      },
      {
        "number": "8",
        "name": "VIN",
        "type": "power_in",
        "description": "Power supply input with a 3V to 40V operating range; VIN UVLO trips below 2.5V (Typ) and recovers at 2.65V (Typ)."
      },
      {
        "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: Package hint says SOP-8-EP, but the datasheet has no SOP-8-EP package. The MPN BD7F100HFN-LBTR is th; The datasheet does not mention an exposed pad for the HSON8 package, so none is listed. The package ; The pin-number-to-position mapping in the top-view diagram on page 2 is garbled in the text extracti",
          "exposed pad 9 added from the footprint"
        ],
        "pages_sent": 6,
        "cost_usd": 0.036,
        "at": "2026-10-18T15:43:53"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589831499890790400",
        "pages": 31,
        "sha256": "b6320dae678ea33a",
        "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": [
      {
        "file": "bd7f100hfn-lbtr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.55
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "2d6f7e774e8143e3320cbd59eb5be9f3b7864614644e3b072006e1eb05fb7fa6",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bd7f100hfn-lbtr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.55
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "bf90277102c950e7db7fa447a948002c03f9f6c014c411e2d4e4dd68d434d9bd",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}