BLM15PX121SN1D

{
  "schema_version": 1,
  "type": "component",
  "slug": "blm15px121sn1d",
  "title": "BLM15PX121SN1D",
  "brief": "Murata Electronics Ferrite Beads, 0402. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "filters",
    "blm15px121sn1d",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "BLM15PX121SN1D",
    "manufacturer": "Murata Electronics",
    "package": "0402",
    "pin_count": 2,
    "category": "Filters",
    "subcategory": "Ferrite Beads",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588883966774956032",
    "parts": {
      "symbol": "blm15px121sn1d.kicad_sym",
      "footprint": "blm15px121sn1d.kicad_mod",
      "model_3d": "blm15px121sn1d-hero.glb",
      "model_3d_plain": "blm15px121sn1d-etched.glb",
      "model_3d_step": "blm15px121sn1d-etched.step",
      "model_3d_step_plain": "blm15px121sn1d.step",
      "lbr": "blm15px121sn1d.lbr"
    },
    "distributor_links": {
      "lcsc": "C88970",
      "digikey": "490-9656-2-ND",
      "mouser": "81-BLM15PX121SN1D"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T10:20:07Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "490-9656-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "81-BLM15PX121SN1D",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "1",
        "type": "passive",
        "description": "One terminal electrode of the two-terminal chip ferrite bead (120 ohm ±25% at 100MHz, DC resistance 0.055 ohm typ., rated current 2000 mA at 85°C and 1100 mA at 125°C); the part is non-polarized so terminals are interchangeable."
      },
      {
        "number": "2",
        "name": "2",
        "type": "passive",
        "description": "Other terminal electrode of the two-terminal chip ferrite bead, in series with terminal 1 through the inductor and resistance element; non-polarized."
      }
    ],
    "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: The datasheet shows a two-terminal chip with electrodes at each end but prints no pin numbers. Termi; The datasheet text and drawings list the part as BLM15PX121SN1D, which is the same MPN as requested ",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 11,
        "cost_usd": 0.1999,
        "at": "2026-10-19T10:17:22"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588883966774956032",
        "pages": 11,
        "sha256": "72584e2b0fad42b4",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 2,
        "described": 2,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "blm15px121sn1d.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1,
          0.5,
          0.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "8bf2ae2bbd9d8b716db21d8d7fb903fac5ba2696150c3ec2e35bcea17b208ff2",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "blm15px121sn1d-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1,
          0.5,
          0.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "cb01b7692044b92de038cc97cc9268fd0e88bd3b762d163d75d637bed1baf8f0",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Murata Electronics",
      "Package": "0402",
      "Category": "Filters",
      "Pins": "2"
    },
    "characteristics": {
      "version": 1,
      "source": "catalog",
      "datasheet_sha256": "72584e2b0fad42b4fd0fc45b175151fa42acab38f373431d3f726f55317918aa",
      "rows": [
        {
          "name": "Impedance",
          "symbol": "Z",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "at 100 MHz, catalog attribute (LCSC C88970)",
          "source_page": null,
          "source": "catalog"
        },
        {
          "name": "Tolerance",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -25,
          "typ": null,
          "max": 25,
          "conditions": "catalog attribute (LCSC C88970)",
          "source_page": null,
          "source": "catalog"
        },
        {
          "name": "Rated current",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "catalog attribute (LCSC C88970)",
          "source_page": null,
          "source": "catalog"
        },
        {
          "name": "Operating temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 125,
          "conditions": "catalog description (LCSC C88970)",
          "source_page": null,
          "source": "catalog"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "blm15px121sn1d"
  ],
  "discovery_pitch": "BLM15PX121SN1D (Murata Electronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "blm15px121sn1d.kicad_sym",
    "blm15px121sn1d.kicad_mod",
    "blm15px121sn1d.glb",
    "blm15px121sn1d.step",
    "blm15px121sn1d.lbr",
    "docs/hero.png",
    "docs/blm15px121sn1d-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "blm15px121sn1d-hero.glb",
    "blm15px121sn1d-hero.overlay.json",
    "blm15px121sn1d-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}