LM25085MY

{
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  "type": "component",
  "slug": "lm25085my",
  "title": "LM25085MY",
  "brief": "Texas Instruments DC-DC Converters, MSOP-8-EP. 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)",
    "lm25085my",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM25085MY",
    "manufacturer": "Texas Instruments",
    "package": "MSOP-8-EP",
    "pin_count": 9,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/lit/ds/symlink/lm25085.pdf",
    "parts": {
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      "lbr": "lm25085my.lbr"
    },
    "distributor_links": {
      "lcsc": "C2650243"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T21:36:55Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ADJ",
        "type": "input",
        "description": "Current limit adjust pin: the current limit threshold is set by an external resistor from VIN to ADJ together with the external sense resistor or the PFET RDS(ON), and CADJ filters noise from this pin."
      },
      {
        "number": "2",
        "name": "RT",
        "type": "input",
        "description": "On-time control and shutdown pin: an external resistor from VIN to RT sets the buck switch on-time and switching frequency, and grounding this pin shuts down the controller."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Voltage feedback from the regulated output, input to the regulation and over-voltage comparators, with a regulation level of 1.25V."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Circuit ground, the ground reference for all internal circuitry."
      },
      {
        "number": "5",
        "name": "ISEN",
        "type": "input",
        "description": "Current sense input for current limit detection: connect to the PFET drain when using RDS(ON) sensing, or to the PFET source and the sense resistor when using a sense resistor."
      },
      {
        "number": "6",
        "name": "PGATE",
        "type": "output",
        "description": "Gate driver output that connects to the gate of the external PFET, swinging between VIN (Q1 off) and the VCC pin voltage (Q1 on)."
      },
      {
        "number": "7",
        "name": "VCC",
        "type": "power_out",
        "description": "Output of the gate driver bias regulator, a negative voltage relative to VIN, which requires a low ESR capacitor from VIN to VCC placed as close as possible to the pins."
      },
      {
        "number": "8",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply voltage with an operating input range of 4.5V to 42V, which requires a low ESR bypass capacitor located as close as possible to the VIN and GND pins."
      },
      {
        "number": "9",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The exposed pad on the underside of the HVSSOP-PowerPAD-8 package is not a numbered pin, so it is no"
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        "at": "2026-11-05T21:36:46"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/lm25085.pdf",
        "pages": 40,
        "sha256": "255a8aef9377a78d",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
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  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "MSOP-8-EP",
      "Category": "Power Management (PMIC)",
      "Pins": "9"
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    "characteristics": {
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          "name": "VCC Under-Voltage Lock-Out Threshold",
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          "name": "VCC Under-Voltage Lock-Out Hysteresis",
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        {
          "name": "ADJUST Pin Current Source",
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        {
          "name": "Current Limit Comparator Offset",
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        {
          "name": "Shutdown Threshold",
          "symbol": "RTSD",
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          "min": null,
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        {
          "name": "On-Time 1",
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          "kind": "timing",
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          "name": "Junction-to-case (bottom) thermal resistance (HVSSOP-PowerPAD)",
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