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Ray Publish 0.1.0 529acc6 8d ago
{
  "slug": "bd95861muv-e2",
  "version": "0.1.0",
  "type": "component",
  "description": "ROHM Semicon DC-DC Converters, VQFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "bd95861muv-e2",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bd95861muv-e2.kicad_sym",
    "bd95861muv-e2.kicad_mod",
    "bd95861muv-e2.glb",
    "bd95861muv-e2.step",
    "bd95861muv-e2.lbr",
    "docs/hero.png",
    "docs/bd95861muv-e2-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bd95861muv-e2-hero.glb",
    "bd95861muv-e2-hero.overlay.json",
    "bd95861muv-e2-etched.glb"
  ],
  "component": {
    "mpn": "BD95861MUV-E2",
    "manufacturer": "ROHM Semicon",
    "package": "VQFN-24-EP(4x4)",
    "pin_count": 25,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/a5ce5a4acb7da9d184eb1a288e28fbde.pdf",
    "parts": {
      "symbol": "bd95861muv-e2.kicad_sym",
      "footprint": "bd95861muv-e2.kicad_mod",
      "model_3d": "bd95861muv-e2-hero.glb",
      "model_3d_plain": "bd95861muv-e2-etched.glb",
      "model_3d_step": "bd95861muv-e2-etched.step",
      "model_3d_step_plain": "bd95861muv-e2.step",
      "lbr": "bd95861muv-e2.lbr"
    },
    "distributor_links": {
      "lcsc": "C2071801",
      "digikey": "BD95861MUV-E2TR-ND",
      "mouser": "755-BD95861MUV-E2"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T06:24:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "BD95861MUV-E2TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "755-BD95861MUV-E2",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage supply pin (7.5V to 18V) that sets internal duty cycle and is sensitive to supply impedance; decouple with over 10uF ceramic capacitors to PGND close to the pins."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage supply pin (7.5V to 18V) that sets internal duty cycle and is sensitive to supply impedance; decouple with over 10uF ceramic capacitors to PGND close to the pins."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage supply pin (7.5V to 18V) that sets internal duty cycle and is sensitive to supply impedance; decouple with over 10uF ceramic capacitors to PGND close to the pins."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage supply pin (7.5V to 18V) that sets internal duty cycle and is sensitive to supply impedance; decouple with over 10uF ceramic capacitors to PGND close to the pins."
      },
      {
        "number": "24",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage supply pin (7.5V to 18V) that sets internal duty cycle and is sensitive to supply impedance; decouple with over 10uF ceramic capacitors to PGND close to the pins."
      },
      {
        "number": "5",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground pin connected to the source of the low side FET."
      },
      {
        "number": "6",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground pin connected to the source of the low side FET."
      },
      {
        "number": "7",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground pin connected to the source of the low side FET."
      },
      {
        "number": "8",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground pin connected to the source of the low side FET."
      },
      {
        "number": "9",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground pin connected to the source of the low side FET."
      },
      {
        "number": "10",
        "name": "SW",
        "type": "passive",
        "description": "Switch node between high side FET source and low side FET drain, connected to the inductor and to BOOT via 0.1uF capacitor and 20 ohm resistor."
      },
      {
        "number": "11",
        "name": "SW",
        "type": "passive",
        "description": "Switch node between high side FET source and low side FET drain, connected to the inductor and to BOOT via 0.1uF capacitor and 20 ohm resistor."
      },
      {
        "number": "12",
        "name": "SW",
        "type": "passive",
        "description": "Switch node between high side FET source and low side FET drain, connected to the inductor and to BOOT via 0.1uF capacitor and 20 ohm resistor."
      },
      {
        "number": "13",
        "name": "SW",
        "type": "passive",
        "description": "Switch node between high side FET source and low side FET drain, connected to the inductor and to BOOT via 0.1uF capacitor and 20 ohm resistor."
      },
      {
        "number": "14",
        "name": "SW",
        "type": "passive",
        "description": "Switch node between high side FET source and low side FET drain, connected to the inductor and to BOOT via 0.1uF capacitor and 20 ohm resistor."
      },
      {
        "number": "15",
        "name": "SW",
        "type": "passive",
        "description": "Switch node between high side FET source and low side FET drain, connected to the inductor and to BOOT via 0.1uF capacitor and 20 ohm resistor."
      },
      {
        "number": "16",
        "name": "BOOT",
        "type": "power_in",
        "description": "High side FET gate driver supply pin with 0.1uF capacitor and 20 ohm resistor to SW; swings from VREG to (VIN + VREG) during switching."
      },
      {
        "number": "17",
        "name": "EN",
        "type": "input",
        "description": "Enable input; regulator becomes active at 2.2V or more and the IC is in standby below 0.3V."
      },
      {
        "number": "18",
        "name": "PGOOD",
        "type": "output",
        "description": "Open-drain power good output requiring a 100kΩ pull-up to VREG or another supply; leave open or tie to ground if unused."
      },
      {
        "number": "19",
        "name": "VOUT",
        "type": "input",
        "description": "Output voltage sense pin connected directly to the output; ON TIME is determined by monitoring it."
      },
      {
        "number": "20",
        "name": "FB",
        "type": "input",
        "description": "Output voltage feedback pin compared with REF internally; set output with feedback resistances totaling less than 50kΩ."
      },
      {
        "number": "21",
        "name": "GND",
        "type": "power_in",
        "description": "Sense ground pin for all internal analog and digital power supplies."
      },
      {
        "number": "22",
        "name": "VREG",
        "type": "power_out",
        "description": "Internal 5.0V supply output, active when EN is at least 2.2V, up to 10mA, with a 4.7uF capacitor to ground."
      },
      {
        "number": "23",
        "name": "TEST",
        "type": "input",
        "description": "Test pin; connect to ground."
      },
      {
        "number": "25",
        "name": "EP",
        "type": "power_in",
        "description": "Exposed thermal pad connected to the substrate; connect to ground."
      }
    ],
    "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",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Exposed pad has no pin number in the datasheet (listed as 'Thermal Pad'); number '25' is assigned by; SW pin type 'passive' is a judgment; the datasheet gives no type for it (power switch node output)."
        ],
        "pages_sent": 8,
        "cost_usd": 0.1047,
        "at": "2026-10-31T06:24:08"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/a5ce5a4acb7da9d184eb1a288e28fbde.pdf",
        "pages": 26,
        "sha256": "1ba7dab1019bf939",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 25,
        "described": 25,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "bd95861muv-e2.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "096fc110543e6d324c5120c2d38e3dca87a389da9b6fac234f1fe40856295ef4",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bd95861muv-e2-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.0,
          4.0,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "ace47da638f0a472bf5dc2376cb17b9e69fcc6077db7f91ccbebaf4cc49a8ada",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}