BD41041FJ-CE2

{
  "slug": "bd41041fj-ce2",
  "version": "0.1.0",
  "type": "component",
  "description": "ROHM Semicon CAN Transceivers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "interface",
    "bd41041fj-ce2",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bd41041fj-ce2.kicad_sym",
    "bd41041fj-ce2.kicad_mod",
    "bd41041fj-ce2.glb",
    "bd41041fj-ce2.step",
    "bd41041fj-ce2.lbr",
    "docs/hero.png",
    "docs/bd41041fj-ce2-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bd41041fj-ce2-hero.glb",
    "bd41041fj-ce2-hero.overlay.json",
    "bd41041fj-ce2-etched.glb"
  ],
  "component": {
    "mpn": "BD41041FJ-CE2",
    "manufacturer": "ROHM Semicon",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Interface",
    "subcategory": "CAN Transceivers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589887793758973953",
    "parts": {
      "symbol": "bd41041fj-ce2.kicad_sym",
      "footprint": "bd41041fj-ce2.kicad_mod",
      "model_3d": "bd41041fj-ce2-hero.glb",
      "model_3d_plain": "bd41041fj-ce2-etched.glb",
      "model_3d_step": "bd41041fj-ce2-etched.step",
      "model_3d_step_plain": "bd41041fj-ce2.step",
      "lbr": "bd41041fj-ce2.lbr"
    },
    "distributor_links": {
      "lcsc": "C2057260",
      "digikey": "846-BD41041FJ-CE2TR-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T19:28:49Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "846-BD41041FJ-CE2TR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "TXD",
        "type": "input",
        "description": "Transmission data input with internal pull-up resistance; LOW drives the CAN bus dominant in Normal mode, with input thresholds of 0.7 x VCC (HIGH) and 0.3 x VCC (LOW) and an absolute maximum of -0.3 V to +7.0 V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin; per the operational notes, no pin should be held at a voltage below this ground pin, even during transients."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Power supply pin with a recommended operating range of 4.75 V to 5.25 V (5.00 V typical) and an absolute maximum rating of -0.3 V to +7.0 V."
      },
      {
        "number": "4",
        "name": "RXD",
        "type": "output",
        "description": "Receive data output that reports the CAN bus state (HIGH for recessive, LOW for dominant), with output current limits of -8 mA to -1 mA (HIGH) and 1 mA to 12 mA (LOW) and an absolute maximum of -0.3 V to +7.0 V."
      },
      {
        "number": "5",
        "name": "SPLIT",
        "type": "output",
        "description": "Common-mode stabilization output that provides VCC/2 in Normal mode, with an absolute maximum range of -27 V to +40 V and a recommended external capacitance of 1.0 nF to 100 nF."
      },
      {
        "number": "6",
        "name": "CANL",
        "type": "bidirectional",
        "description": "LOW-level CAN bus line with a common-mode voltage range of -12.0 V to +12.0 V and an absolute maximum input/output range of -27 V to +40 V."
      },
      {
        "number": "7",
        "name": "CANH",
        "type": "bidirectional",
        "description": "HIGH-level CAN bus line with a common-mode voltage range of -12.0 V to +12.0 V and an absolute maximum input/output range of -27 V to +40 V."
      },
      {
        "number": "8",
        "name": "STB",
        "type": "input",
        "description": "Mode control input with pull-up resistance; HIGH selects Standby mode and LOW selects Normal mode, with input thresholds of 0.7 x VCC (HIGH) and 0.3 x VCC (LOW) and an absolute maximum of -0.3 V to +7.0 V."
      }
    ],
    "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 mismatch to confirm: the hint says SOIC-8, but the datasheet defines the ordering code 'FJ' ; The datasheet is for the base part BD41041FJ-C. The MPN suffix -CE2 is the automotive grade (C) and ; Pin types for CANH and CANL (bidirectional) and SPLIT (output) were chosen from the functional descr"
        ],
        "pages_sent": 25,
        "cost_usd": 0.0895,
        "at": "2026-10-18T19:28:35"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589887793758973953",
        "pages": 25,
        "sha256": "1b3691904a112aee",
        "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": [
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        "file": "bd41041fj-ce2.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": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bd41041fj-ce2-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": "1363c67263869dab7152bf966f173c672bd0a6f519c363ee785c83ba9722311e",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}