MP1541DJ-LF-Z

{
  "slug": "mp1541dj-lf-z",
  "version": "0.1.0",
  "type": "component",
  "description": "Monolithic Power Systems Global Sourcing Parts, TSOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "global sourcing parts",
    "mp1541dj-lf-z",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mp1541dj-lf-z.kicad_sym",
    "mp1541dj-lf-z.kicad_mod",
    "mp1541dj-lf-z.glb",
    "mp1541dj-lf-z.step",
    "mp1541dj-lf-z.lbr",
    "docs/hero.png",
    "docs/mp1541dj-lf-z-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mp1541dj-lf-z-hero.glb",
    "mp1541dj-lf-z-hero.overlay.json",
    "mp1541dj-lf-z-etched.glb"
  ],
  "component": {
    "mpn": "MP1541DJ-LF-Z",
    "manufacturer": "Monolithic Power Systems",
    "package": "TSOT-23-5",
    "pin_count": 5,
    "category": "Global Sourcing Parts",
    "subcategory": "Global Sourcing Parts",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586171930617516032",
    "parts": {
      "symbol": "mp1541dj-lf-z.kicad_sym",
      "footprint": "mp1541dj-lf-z.kicad_mod",
      "model_3d": "mp1541dj-lf-z-hero.glb",
      "model_3d_plain": "mp1541dj-lf-z-etched.glb",
      "model_3d_step": "mp1541dj-lf-z-etched.step",
      "model_3d_step_plain": "mp1541dj-lf-z.step",
      "lbr": "mp1541dj-lf-z.lbr"
    },
    "distributor_links": {
      "lcsc": "C14868"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T19:38:42Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SW",
        "type": "output",
        "description": "Power switch output and drain of the internal MOSFET; connect the power inductor and output rectifier to SW, which can swing between GND and 22V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; the ground return of the input and output capacitors should be tied close to this pin."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Feedback input with a 1.25V feedback voltage; connect a resistor divider to FB."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "Regulator on/off control input where a high input turns the converter on and a low input turns it off, and EN cannot be left floating."
      },
      {
        "number": "5",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply pin that must be locally bypassed."
      }
    ],
    "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 TSOT23-5 pin-number mapping was taken from the Pin Functions table (TSSOT column), which the dat; The output schema has no field for headline electrical specs, so the supply range, quiescent current"
        ],
        "pages_sent": 11,
        "cost_usd": 0.045,
        "at": "2026-10-17T19:37:09"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586171930617516032",
        "pages": 11,
        "sha256": "76b6bc359ddc81fc",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "mp1541dj-lf-z.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          0.95
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5120f0cee43ef7743cc08408d2c12f234fcac7355386e330a3a16f336e23da8d",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mp1541dj-lf-z-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          0.95
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5d97b6c847d3931d028b25b4ec579c2d7391862bcdf0f6697296c9ac6b3cabf8",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}