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Ray Set visibility: public 362dc3b 1d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "lm5051mae",
  "title": "LM5051MAE",
  "brief": "Texas Instruments Power Distribution Switches, SOIC-8. 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",
    "power management (pmic)",
    "lm5051mae",
    "factory-2.0.0",
    "extractor-text"
  ],
  "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,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 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,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "35bca87e83f33048609b27af402b88e4751f63aaffe452e08e29d0c54da7151e",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
      "Category": "Power Management (PMIC)",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "9107f8929e0b6cd11edd2944fd3cbcbccb2f70d5bea9390166a1d9cc374c55d4",
      "rows": [
        {
          "name": "LINE Pin to INP/VSS voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 103,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "INN Pin to INP/VSS voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -2,
          "typ": null,
          "max": 103,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "OFF Pin to INP/VSS voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VCC Pin Sink to INP/VSS current",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -0.1,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "nFGD Pin to INP/VSS voltage (Off)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "Off",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD (HBM)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "Human Body Model",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Peak Reflow Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "30 sec",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "LINE Pin Voltage",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 36,
          "typ": null,
          "max": 100,
          "conditions": "Relative to VSS pin",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "INN Pin Voltage",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": -1,
          "typ": null,
          "max": 100,
          "conditions": "Relative to VSS pin",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VCC Pin Current",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": 1,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "OFF Pin Voltage",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "nFGD Voltage (Off)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "nFGD Sink Current (On)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "mA",
          "min": 0,
          "typ": null,
          "max": 2,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature Range (TJ)",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "LINE Pin current",
          "symbol": "ILINE",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 690,
          "max": 780,
          "conditions": "VLINE = 48.0V, VCC Pin = Open",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VCC Operating Voltage Range",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": null,
          "conditions": "LINE Pin = Open",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VCC Shunt Zener Voltage",
          "symbol": "VZ",
          "kind": "electrical",
          "unit": "V",
          "min": 11.9,
          "typ": 13,
          "max": 14.3,
          "conditions": "IVCC = 2 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VCC Shunt Zener Voltage",
          "symbol": "VZ",
          "kind": "electrical",
          "unit": "V",
          "min": 12.5,
          "typ": 13.5,
          "max": 14.5,
          "conditions": "IVCC = 10 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Shunt Zener Regulation",
          "symbol": "ΔVZ",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.5,
          "max": 1.11,
          "conditions": "IVCC = 2 mA to 10 mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Current",
          "symbol": "IVCC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1,
          "max": 1.5,
          "conditions": "VVCC = VZ - 100mV",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Current",
          "symbol": "IVCC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.4,
          "max": 1.1,
          "conditions": "VVCC = 5.0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "GATE Charge Current",
          "symbol": "IGATE",
          "kind": "electrical",
          "unit": "mA",
          "min": 0.28,
          "typ": 0.66,
          "max": 0.95,
          "conditions": "VGATE = 5.5V, VINN = -150mV",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "GATE Discharge Current",
          "symbol": "IGATE",
          "kind": "electrical",
          "unit": "A",
          "min": 2.4,
          "typ": 3.5,
          "max": null,
          "conditions": "VGATE = 5.5V, VINN = -150 mV to +300 mV, t ≤ 10 ms",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "GATE Pin High Voltage",
          "symbol": "VGATE",
          "kind": "electrical",
          "unit": "V",
          "min": 9.98,
          "typ": 10.2,
          "max": null,
          "conditions": "VVCC = 10.25V, LINE = Open",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "GATE Pin High Voltage",
          "symbol": "VGATE",
          "kind": "electrical",
          "unit": "V",
          "min": 4.7,
          "typ": 4.95,
          "max": null,
          "conditions": "VVCC = 5.0V, LINE = Open",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Reverse Threshold",
          "symbol": "VSD(REV)",
          "kind": "electrical",
          "unit": "mV",
          "min": -112.2,
          "typ": -45,
          "max": 11.4,
          "conditions": "VINN going negative until Gate Drive Turns ON",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Regulated VINP/VSS to VINN Threshold",
          "symbol": "VSD(REG)",
          "kind": "electrical",
          "unit": "mV",
          "min": -10.8,
          "typ": 12,
          "max": 30.8,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Gate Capacitance Discharge Time at Forward to Reverse Transition",
          "symbol": "tGATE(REV)",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 34,
          "max": 50,
          "conditions": "CGATE = 0 (1)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Gate Capacitance Discharge Time at Forward to Reverse Transition",
          "symbol": "tGATE(REV)",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 90,
          "max": 230,
          "conditions": "CGATE = 47 nF (1)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "OFF Input High Threshold Voltage",
          "symbol": "VOFF(IH)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.28,
          "typ": 1.5,
          "max": 1.65,
          "conditions": "VINN = -400 mV, VOFF Rising until Gate is Low",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "OFF Pin Internal Pull-down",
          "symbol": "IOFF(IH)",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 4.6,
          "max": 6,
          "conditions": "VOFF = 5.0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "FET Test Threshold Voltage",
          "symbol": "VSD(TST)",
          "kind": "electrical",
          "unit": "mV",
          "min": -360,
          "typ": -260,
          "max": -183,
          "conditions": "VOFF = 5.0V, VINN/VSS going negative from VINP until nFGD pin goes Hi-Z",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "nFGD Output Low Voltage",
          "symbol": "nFGDVOL",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 285,
          "max": 450,
          "conditions": "VOFF = 5V, nFGD Output = On, InFGD = 1mA Sinking",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "nFGD Output Leakage Current",
          "symbol": "nFGDIOL",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.01,
          "max": 0.7,
          "conditions": "VOFF = 0V, nFGD Output = Off, VnFGD = 5.0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current",
          "symbol": "IINN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 3.1,
          "max": null,
          "conditions": "VINN = 0.0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current",
          "symbol": "IINN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.04,
          "max": null,
          "conditions": "VINN = 90V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "GATE Pin High Voltage",
          "symbol": "VGATE",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 13,
          "max": null,
          "conditions": "VLINE = 48.0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Reverse Threshold Hysteresis",
          "symbol": "ΔVSD(REV)",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "VINN going positive from VSD(REV) Threshold until Gate Drive Turns OFF",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Gate Capacitance Discharge Time at Forward to Reverse Transition",
          "symbol": "tGATE(REV)",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "CGATE = 10 nF (1)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Gate Capacitance Discharge Time at OFF pin Low to High Transition",
          "symbol": "tGATE(OFF)",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "CGATE = 47 nF (2), See Figure 7",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "OFF Input Low Threshold Voltage",
          "symbol": "VOFF(IL)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.48,
          "max": null,
          "conditions": "VINN = -400 mV, VOFF Falling until Gate is High",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "OFF Threshold Voltage Hysteresis",
          "symbol": "ΔVOFF",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "VOFF(IH) - VOFF(IL)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
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