LM5069MMX-2

{
  "schema_version": 1,
  "type": "component",
  "slug": "lm5069mmx-2",
  "title": "LM5069MMX-2",
  "brief": "Texas Instruments Surge Protection Devices (SPDs), VSSOP-10-0.5mm. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "circuit protection",
    "lm5069mmx-2",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "LM5069MMX-2",
    "manufacturer": "Texas Instruments",
    "package": "VSSOP-10-0.5mm",
    "pin_count": 10,
    "category": "Circuit Protection",
    "subcategory": "Surge Protection Devices (SPDs)",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm5069",
    "parts": {
      "symbol": "lm5069mmx-2.kicad_sym",
      "footprint": "lm5069mmx-2.kicad_mod",
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      "model_3d_plain": "lm5069mmx-2.glb",
      "model_3d_step": "lm5069mmx-2-etched.step",
      "model_3d_step_plain": "lm5069mmx-2.step",
      "lbr": "lm5069mmx-2.lbr"
    },
    "distributor_links": {
      "lcsc": "C2653582",
      "digikey": "LM5069MMX-2-ND",
      "mouser": "926-LM5069MMX-2"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T01:37:01Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LM5069MMX-2-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-LM5069MMX-2",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SENSE",
        "type": "input",
        "description": "Current sense input: the voltage across the current sense resistor RS is measured from VIN to this pin, and if it reaches 55 mV the load current is limited and the fault timer activates."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Positive supply input (9 V to 80 V recommended operating range); a small ceramic bypass capacitor close to this pin is recommended to suppress transients that occur when the load current is switched off."
      },
      {
        "number": "3",
        "name": "UVLO",
        "type": "input",
        "description": "Undervoltage lockout: an external resistor divider from the system input sets the undervoltage turn-on threshold, an internal 21-µA source provides hysteresis, the enable threshold at the pin is 2.5 V, and the pin can also be used for remote shutdown."
      },
      {
        "number": "4",
        "name": "OVLO",
        "type": "input",
        "description": "Overvoltage lockout: an external resistor divider from the system input sets the overvoltage turn-off threshold, an internal 21-µA source provides hysteresis, and the disable threshold at the pin is 2.5 V."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Circuit ground."
      },
      {
        "number": "6",
        "name": "TIMER",
        "type": "bidirectional",
        "description": "Timing capacitor: an external capacitor on this pin sets the insertion time delay and the fault timeout period, and also sets the restart timing of the LM5069-2."
      },
      {
        "number": "7",
        "name": "PWR",
        "type": "input",
        "description": "Power limit set: an external resistor on this pin, together with the current sense resistor RS, sets the maximum power dissipation allowed in the external series pass MOSFET."
      },
      {
        "number": "8",
        "name": "PGD",
        "type": "output",
        "description": "Power Good indicator, an open-drain output: it is active (high) when the external MOSFET VDS decreases below 1.25 V and switches low when VDS increases above 2.5 V."
      },
      {
        "number": "9",
        "name": "OUT",
        "type": "input",
        "description": "Output feedback: connect to the output rail (external MOSFET source), used internally to determine MOSFET VDS for power limiting and to control the PGD indicator."
      },
      {
        "number": "10",
        "name": "GATE",
        "type": "output",
        "description": "Gate drive output: connect to the external MOSFET gate; the pin voltage is typically 12 V above the OUT pin when enabled."
      }
    ],
    "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 package hint says VSSOP-10-0.5mm, but the datasheet text only gives 'VSSOP (10)' / DGS 10-pin an; Datasheet lists VIN as 'I' and TIMER as 'I/O'. Mapped VIN to power_in (supply input) and TIMER to bi; Pin descriptions are from the English Pin Functions table on page 3. Page 1-2 contain Chinese transl"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0522,
        "at": "2026-10-08T01:36:43"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm5069",
        "pages": 39,
        "sha256": "202f4b206d6b8f28",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 10,
        "described": 10,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b8f88eac3ce221c2ccb0b5048f9ad49c2ef4af148f8ae50c4e232e357683f547",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm5069mmx-2-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "32fa12215854ccea6c7f9be184c9f76c701d542fe8736f83873f1c52c0d8a985",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "VSSOP-10-0.5mm",
      "Category": "Circuit Protection",
      "Pins": "10"
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
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  "discovery_triggers": [
    "lm5069mmx-2"
  ],
  "discovery_pitch": "LM5069MMX-2 (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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}