LM5051MAE

{
  "slug": "lm5051mae",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Power Distribution Switches, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm5051mae",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm5051mae.kicad_sym",
    "lm5051mae.kicad_mod",
    "lm5051mae.glb",
    "lm5051mae.step",
    "lm5051mae.lbr",
    "docs/hero.png",
    "docs/lm5051mae-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm5051mae-hero.glb",
    "lm5051mae-hero.overlay.json",
    "lm5051mae-etched.glb"
  ],
  "component": {
    "mpn": "LM5051MAE",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "Power Distribution Switches",
    "datasheet": "https://www.ti.com/lit/ds/symlink/lm5051.pdf",
    "parts": {
      "symbol": "lm5051mae.kicad_sym",
      "footprint": "lm5051mae.kicad_mod",
      "model_3d": "lm5051mae-hero.glb",
      "model_3d_plain": "lm5051mae-etched.glb",
      "model_3d_step": "lm5051mae-etched.step",
      "model_3d_step_plain": "lm5051mae.step",
      "lbr": "lm5051mae.lbr"
    },
    "distributor_links": {
      "lcsc": "C2653668"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T21:35:11Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "LINE",
        "type": "power_in",
        "description": "Power supply pin that biases the internal 12V zener shunt regulator through an internal 50 kΩ typical series resistor, with a 36V to 100V operating voltage range."
      },
      {
        "number": "2",
        "name": "VCC",
        "type": "power_out",
        "description": "Connection to the internal 12V zener shunt regulator that must be bypassed with a minimum 0.1µF capacitor to VSS, with a recommended bias current of 1 mA minimum and 10 mA maximum."
      },
      {
        "number": "3",
        "name": "OFF",
        "type": "input",
        "description": "FET Test Mode control input where a logic high pulls the GATE pin low to turn off the external MOSFET, with an operating voltage of 0.0V to 5.0V and no more than 5.5V above INP/VSS."
      },
      {
        "number": "4",
        "name": "nFGD",
        "type": "output",
        "description": "Open drain FET test output that goes active low when the MOSFET forward voltage is greater than 260 mV typical, requires a pull-up not higher than VSS + 5.5V, and should not sink more than 2 mA."
      },
      {
        "number": "5",
        "name": "INP/VSS",
        "type": "power_in",
        "description": "Internally connected to device pin 7; it should be externally connected to pin 7 at the package, with no current flowing through the internal connection between pins 5 and 7."
      },
      {
        "number": "6",
        "name": "INN",
        "type": "input",
        "description": "Voltage sense connection to the external MOSFET drain, with an operating range of -1V to 100V relative to INP/VSS and an absolute maximum of -2V to 103V."
      },
      {
        "number": "7",
        "name": "INP/VSS",
        "type": "power_in",
        "description": "Negative supply voltage connection and common MOSFET source connection to which all device voltages and currents are referenced unless otherwise stated."
      },
      {
        "number": "8",
        "name": "GATE",
        "type": "output",
        "description": "Connection to the external MOSFET gate, which has limited built-in ESD protection and requires the leads to be shorted together or the device placed in conductive foam during handling."
      }
    ],
    "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: Pin types are not stated in the datasheet; they are assigned from each pin's described function usin"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0161,
        "at": "2026-11-05T21:35:03"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/lm5051.pdf",
        "pages": 27,
        "sha256": "9107f8929e0b6cd1",
        "source_tier": "mfr"
      },
      "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": [
      {
        "file": "lm5051mae.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": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm5051mae-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": "35bca87e83f33048609b27af402b88e4751f63aaffe452e08e29d0c54da7151e",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}