TPS40101RGER

{
  "schema_version": 1,
  "type": "component",
  "slug": "tps40101rger",
  "title": "TPS40101RGER",
  "brief": "Texas Instruments DC-DC Converters, VQFN-24-EP(4x4). 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)",
    "tps40101rger",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TPS40101RGER",
    "manufacturer": "Texas Instruments",
    "package": "VQFN-24-EP(4x4)",
    "pin_count": 25,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/tps40101",
    "parts": {
      "symbol": "tps40101rger.kicad_sym",
      "footprint": "tps40101rger.kicad_mod",
      "model_3d": "tps40101rger-hero.glb",
      "model_3d_plain": "tps40101rger.glb",
      "model_3d_step": "tps40101rger-etched.step",
      "model_3d_step_plain": "tps40101rger.step",
      "lbr": "tps40101rger.lbr"
    },
    "distributor_links": {
      "lcsc": "C2865861",
      "digikey": "296-21271-2-ND",
      "mouser": "595-TPS40101RGER"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T16:39:35Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-21271-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS40101RGER",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "COMP",
        "type": "output",
        "description": "Error amplifier output that connects through a feedback network to FB for control-loop compensation."
      },
      {
        "number": "2",
        "name": "FB",
        "type": "input",
        "description": "Inverting error amplifier input that sits at the internal reference of approximately 690 mV in normal operation."
      },
      {
        "number": "3",
        "name": "TRKOUT",
        "type": "output",
        "description": "Tracking amplifier output that, when tracking is used, connects to FB through a resistor in series with a low-leakage diode."
      },
      {
        "number": "4",
        "name": "TRKIN",
        "type": "input",
        "description": "Tracking control input; the output tracks TRKIN with a typical offset of 25 mV when the tracking amplifier is used."
      },
      {
        "number": "5",
        "name": "UVLO",
        "type": "input",
        "description": "Programs the undervoltage lockout level and serves as the device shutdown input."
      },
      {
        "number": "6",
        "name": "ILIM",
        "type": "output",
        "description": "Sets the overcurrent threshold through a resistor to GND; overcurrent is declared when this voltage reaches 1.48 V, and a parallel capacitor adds a nuisance-trip delay."
      },
      {
        "number": "7",
        "name": "RT",
        "type": "input",
        "description": "A resistor from this pin to GND sets the operating frequency."
      },
      {
        "number": "8",
        "name": "BIAS",
        "type": "power_out",
        "description": "Bypassed supply for internal circuitry; a 0.1-µF or greater ceramic capacitor should be connected from this pin to GND."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Low-power signal ground; all signal-level circuits should be referenced to this pin unless otherwise noted."
      },
      {
        "number": "10",
        "name": "SS",
        "type": "input",
        "description": "Soft-start programming pin; a capacitor to ground sets the soft-start time, and the pin also serves as a timeout during an overcurrent event."
      },
      {
        "number": "11",
        "name": "GM",
        "type": "input",
        "description": "A resistor from this pin to GND sets the gain of the current sense amplifier."
      },
      {
        "number": "12",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground for the internal gate drivers."
      },
      {
        "number": "13",
        "name": "LDRV",
        "type": "output",
        "description": "Gate drive output for the N-channel synchronous rectifier MOSFET."
      },
      {
        "number": "14",
        "name": "5VBP",
        "type": "power_out",
        "description": "Output of the internal 5-V regulator, bypassed with 1 µF to PGND; total gate drive and external load current must not exceed the device thermal capability."
      },
      {
        "number": "15",
        "name": "BST",
        "type": "input",
        "description": "Gate drive supply for the high-side N-channel MOSFET; an external Schottky diode from 5VBP (anode) to BST (cathode) and a capacitor from BST to SW are required."
      },
      {
        "number": "16",
        "name": "HDRV",
        "type": "output",
        "description": "Floating gate drive output for the high-side N-channel MOSFET."
      },
      {
        "number": "17",
        "name": "SW",
        "type": "input",
        "description": "Connected to the switched node of the converter; the return line for the flying high-side driver."
      },
      {
        "number": "18",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply voltage for the device; operation is specified from 4.5 V to 18 V, with an absolute maximum of -0.3 V to 20 V."
      },
      {
        "number": "19",
        "name": "ISNS",
        "type": "input",
        "description": "Inductor DCR sensing input to the current sense amplifier used for overcurrent detection."
      },
      {
        "number": "20",
        "name": "VO",
        "type": "input",
        "description": "Output voltage sense input and reference input to the current sense amplifier."
      },
      {
        "number": "21",
        "name": "PG",
        "type": "output",
        "description": "Open-drain power-good output that is pulled low when FB is more than 10% above or below 690 mV, during UVLO, soft-start, tracking, overcurrent, or over-temperature."
      },
      {
        "number": "22",
        "name": "SYNC",
        "type": "input",
        "description": "Rising-edge synchronization input for an external master clock; may be left floating or grounded if unused."
      },
      {
        "number": "23",
        "name": "MGD",
        "type": "input",
        "description": "Margin-down pin; pulling to GND through less than 10 kΩ lowers the output by 5%, and a 30-kΩ resistor to GND gives a 3% margin."
      },
      {
        "number": "24",
        "name": "MGU",
        "type": "input",
        "description": "Margin-up pin; pulling to GND through less than 10 kΩ raises the output by 5%, and a 30-kΩ resistor to GND gives a 3% margin."
      },
      {
        "number": "25",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
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        "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 exposed thermal pad (EP) implied by the package hint VQFN-24-EP is not listed as a numbered pin ; Pin types follow the datasheet table (I/O/-) mapped to KiCad classes. 5VBP and BIAS are regulated su; The table lists ILIM as output, but it is a resistor-to-GND current-limit node; typed output per the",
          "exposed pad 25 added from the footprint"
        ],
        "pages_sent": 11,
        "cost_usd": 0.0758,
        "at": "2026-10-08T16:39:19"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps40101",
        "pages": 40,
        "sha256": "7d2f9600d1852106",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 25,
        "described": 25,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "origin": "footprint origin = pad-pattern centre",
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        "footprint_binding": "identity",
        "sha256": "f7d256794c4147daf24dcae0554fae18510315e565ad1e239b475be7fef80d8b",
        "checked": "2026-10-08",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "VQFN-24-EP(4x4)",
      "Category": "Power Management (PMIC)",
      "Pins": "25"
    },
    "characteristics": {
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      "source": "datasheet",
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        {
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          "name": "TRKIN input voltage",
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        {
          "name": "FB, COMP, TRKOUT input current range",
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          "min": -10,
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        },
        {
          "name": "SS input current range",
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          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -20,
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        {
          "name": "PG input current range",
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        {
          "name": "GM input current range",
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          "min": null,
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        },
        {
          "name": "RT input current range",
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          "min": null,
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        {
          "name": "V5BP output current",
          "symbol": "V5BP",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "includes gate drive current requirements",
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        {
          "name": "Operating junction temperature range",
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          "unit": "°C",
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        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
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          "unit": "°C",
          "min": -55,
          "typ": null,
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        {
          "name": "Operating free-air temperature range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "ordering table, QFN package",
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        {
          "name": "Operating range (input voltage)",
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        {
          "name": "Quiescent current",
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        {
          "name": "Programmable oscillator frequency",
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        {
          "name": "Oscillator frequency accuracy",
          "symbol": "fOSC",
          "kind": "tolerance",
          "unit": "kHz",
          "min": 250,
          "typ": 275,
          "max": 300,
          "conditions": "4.5 V ≤ VIN < 18 V, -40°C ≤ TA = TJ ≤ 125°C",
          "source_page": 3,
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        {
          "name": "Valley voltage",
          "symbol": "VVLY",
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        {
          "name": "High-level input voltage, SYNC",
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        {
          "name": "Low-level input voltage, SYNC",
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        {
          "name": "Input current, SYNC",
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          "unit": "µA",
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          "typ": 5.5,
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          "conditions": "VSYNC = 2.5 V",
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        {
          "name": "Soft-start source (charge) current",
          "symbol": "ISS",
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        {
          "name": "Soft-start sink (discharge) current",
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          "name": "Soft-start completed voltage",
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        {
          "name": "Soft-start discharged voltage",
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        {
          "name": "Offset from SS to error amplifier",
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        {
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          "max": 100,
          "conditions": "",
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        {
          "name": "Margin-down bias current",
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          "conditions": "",
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        {
          "name": "Current sense amplifier gain",
          "symbol": "gmCSA",
          "kind": "electrical",
          "unit": "µS",
          "min": 300,
          "typ": 333,
          "max": 365,
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