main
Ray tps65270rger: specified limits as data (metadata.characteristics, 49 rows from the datasheet) 4e46ab1 25d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "tps65270rger",
  "title": "TPS65270RGER",
  "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)",
    "tps65270rger",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "TPS65270RGER",
    "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/tps65270",
    "parts": {
      "symbol": "tps65270rger.kicad_sym",
      "footprint": "tps65270rger.kicad_mod",
      "model_3d": "tps65270rger-hero.glb",
      "model_3d_plain": "tps65270rger.glb",
      "model_3d_step": "tps65270rger-etched.step",
      "model_3d_step_plain": "tps65270rger.step",
      "lbr": "tps65270rger.lbr"
    },
    "distributor_links": {
      "lcsc": "C882386",
      "digikey": "296-30079-2-ND",
      "mouser": "595-TPS65270RGER"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T03:23:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-30079-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-TPS65270RGER",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SS2",
        "type": "passive",
        "description": "Soft-start input for Buck 2; an internal 5-µA charging current sources into this pin, and a small ceramic capacitor on it sets the Buck 2 soft-start time."
      },
      {
        "number": "2",
        "name": "FB2",
        "type": "input",
        "description": "Feedback voltage input for Buck 2; a resistor divider sets 0.8 V at FB2 from the converter output to ground, and the absolute maximum voltage on this pin is -0.3 to 3.6 V."
      },
      {
        "number": "3",
        "name": "EN2",
        "type": "input",
        "description": "Enable for Buck 2: logic high enables Buck 2 and logic low disables it, with a weak internal pull-up to V5V if left open for automatic enable and a small ceramic capacitor to ground for delayed start-up; absolute maximum voltage is -0.3 to 7 V."
      },
      {
        "number": "4",
        "name": "BST2",
        "type": "passive",
        "description": "Bootstrap supply for the Buck 2 high-side gate driver, connected through a 47-nF ceramic capacitor to the LX2 switching node; BST2 is rated -0.3 to 7 V referenced to LX2."
      },
      {
        "number": "5",
        "name": "VIN2",
        "type": "power_in",
        "description": "Input supply for Buck 2 with a 10-µF ceramic capacitor placed close to this pin; operating input voltage range is 4.5 V to 18 V."
      },
      {
        "number": "6",
        "name": "LX2",
        "type": "output",
        "description": "Switching node connecting to the Buck 2 inductor; withstands -1 to 18 V transients below 10 ns."
      },
      {
        "number": "7",
        "name": "LX2",
        "type": "output",
        "description": "Switching node connecting to the Buck 2 inductor (second LX2 pin, bonded in parallel with pin 6)."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground for Buck 1 and Buck 2; absolute maximum voltage range is -0.3 to 0.3 V."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground for Buck 1 and Buck 2; absolute maximum voltage range is -0.3 to 0.3 V."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground for Buck 1 and Buck 2; absolute maximum voltage range is -0.3 to 0.3 V."
      },
      {
        "number": "11",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground for Buck 1 and Buck 2; absolute maximum voltage range is -0.3 to 0.3 V."
      },
      {
        "number": "12",
        "name": "LX1",
        "type": "output",
        "description": "Switching node connecting to the Buck 1 inductor; withstands -1 to 18 V transients below 10 ns."
      },
      {
        "number": "13",
        "name": "LX1",
        "type": "output",
        "description": "Switching node connecting to the Buck 1 inductor (second LX1 pin, bonded in parallel with pin 12)."
      },
      {
        "number": "14",
        "name": "VIN1",
        "type": "power_in",
        "description": "Input supply for Buck 1 with a 10-µF ceramic capacitor placed close to this pin; operating input voltage range is 4.5 V to 18 V."
      },
      {
        "number": "15",
        "name": "BST1",
        "type": "passive",
        "description": "Bootstrap supply for the Buck 1 high-side gate driver, connected through a 47-nF ceramic capacitor to the LX1 switching node; BST1 is rated -0.3 to 7 V referenced to LX1."
      },
      {
        "number": "16",
        "name": "EN1",
        "type": "input",
        "description": "Enable for Buck 1: logic high enables Buck 1 and logic low disables it, with a weak internal pull-up to V5V if left open for automatic enable and a small ceramic capacitor to ground for delayed start-up; absolute maximum voltage is -0.3 to 7 V."
      },
      {
        "number": "17",
        "name": "FB1",
        "type": "input",
        "description": "Feedback voltage input for Buck 1; a resistor divider sets 0.8 V at FB1 from the converter output to ground, and the absolute maximum voltage on this pin is -0.3 to 3.6 V."
      },
      {
        "number": "18",
        "name": "SS1",
        "type": "passive",
        "description": "Soft-start input for Buck 1; an internal 5-µA charging current sources into this pin, and a small ceramic capacitor on it sets the Buck 1 soft-start time."
      },
      {
        "number": "19",
        "name": "COMP1",
        "type": "passive",
        "description": "Loop compensation pin for Buck 1; a series RC network connected here compensates the control loop of this converter."
      },
      {
        "number": "20",
        "name": "LOW_P",
        "type": "input",
        "description": "Low-power mode select: high enables pulse-skipping at light load for Buck 1 and Buck 2, low forces both to PWM mode; the pin must not be left open and is rated -0.3 to 7 V."
      },
      {
        "number": "21",
        "name": "VCC",
        "type": "power_out",
        "description": "Internal 6.5-V power supply bias; connect a 10-µF ceramic capacitor from this pin to ground."
      },
      {
        "number": "22",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground; connect all GND pins and the power pad together, and tie AGND directly to the power pad under the IC."
      },
      {
        "number": "23",
        "name": "ROSC",
        "type": "passive",
        "description": "Oscillator frequency setup; a resistor from this pin to ground sets the internal oscillator clock frequency between 300 kHz and 1.4 MHz, with a rated voltage range of -0.3 to 3.6 V."
      },
      {
        "number": "24",
        "name": "COMP2",
        "type": "passive",
        "description": "Loop compensation pin for Buck 2; a series RC network connected here compensates the control loop of this converter."
      },
      {
        "number": "25",
        "name": "Thermal Pad",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 datasheet's terminal table lists the Thermal Pad (exposed pad, must be soldered to PCB, tied to ; Pins 6/7, 8-11, 12/13 and 15/16 are multi-number terminals in the datasheet table (LX2 pins 6-7, GND; The SS2 description in the datasheet's terminal table says 'set the Buck 1 soft start time'. This ap",
          "exposed pad 25 added from the footprint"
        ],
        "pages_sent": 9,
        "cost_usd": 0.0725,
        "at": "2026-10-08T03:22:54"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/tps65270",
        "pages": 29,
        "sha256": "5c940e7eff8ac8fe",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 25,
        "described": 25,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "tps65270rger.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4,
          0.77
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f7d256794c4147daf24dcae0554fae18510315e565ad1e239b475be7fef80d8b",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "tps65270rger-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4,
          0.77
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b041db50063fd8c2b22422c622300b5867add9298bc6ca7eda695df0aa88e362",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "VQFN-24-EP(4x4)",
      "Category": "Power Management (PMIC)",
      "Pins": "25"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "5c940e7eff8ac8fe",
      "rows": [
        {
          "name": "Input voltage range VIN1 and VIN2",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "UVLO rising VIN",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 4,
          "typ": 4.2,
          "max": 4.45,
          "conditions": "Rising VIN",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "UVLO falling VIN",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 3.65,
          "typ": 3.85,
          "max": 4.1,
          "conditions": "Falling VIN",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Regulated feedback voltage VFB tolerance, TJ = 25°C",
          "symbol": "VFB",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "VIN = 12 V, VCOMP = 1.2 V, TJ = 25°C",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Regulated feedback voltage VFB tolerance, TJ = -40°C to 125°C",
          "symbol": "VFB",
          "kind": "tolerance",
          "unit": "%",
          "min": -2,
          "typ": null,
          "max": 2,
          "conditions": "VIN = 12 V, VCOMP = 1.2 V, TJ = -40°C to 125°C",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Switching frequency range",
          "symbol": "FSW_BK",
          "kind": "electrical",
          "unit": "MHz",
          "min": 0.3,
          "typ": null,
          "max": 1.4,
          "conditions": "Set by external resistor ROSC",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Programmable switching frequency",
          "symbol": "FSW",
          "kind": "electrical",
          "unit": "MHz",
          "min": 0.85,
          "typ": 1,
          "max": 1.15,
          "conditions": "ROSC = 250 kΩ",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Programmable switching frequency",
          "symbol": "FSW",
          "kind": "electrical",
          "unit": "kHz",
          "min": 425,
          "typ": 500,
          "max": 575,
          "conditions": "ROSC = 500 kΩ",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Minimum on time",
          "symbol": "Ton_min",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 80,
          "max": 120,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Voltage range at VIN1, VIN2, LX1, LX2",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 18,
          "conditions": "Over operating free-air temperature range",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Voltage range at LX1, LX2 transient",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -1,
          "typ": null,
          "max": 18,
          "conditions": "Maximum withstand voltage transient < 10 ns",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Voltage at BST1, BST2 referenced to LX1, LX2",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "Referenced to LX1, LX2 pin",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Voltage at VCC, EN1, EN2, COMP1, COMP2, LOW_P",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Voltage at SS1, SS2, FB1, FB2, ROSC",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Voltage at AGND, GND",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 0.3,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Operating virtual junction temperature range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input operating voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Ambient temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Electrostatic discharge, human body model (HBM)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2000,
          "conditions": "Human body model (HBM)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Electrostatic discharge, charge device model (CDM)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "Charge device model (CDM)",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input voltage hysteresis UVLO",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.35,
          "max": null,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Shutdown supply current IDDSDN",
          "symbol": "IDDSDN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "EN1 = EN2 = 0 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Non switching quiescent power supply current",
          "symbol": "IDDQ_nsw",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "VFB1 = VFB2 = 900 mV, LOW_P = high",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "VCC internal biasing supply",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 6.25,
          "max": null,
          "conditions": "VCC load current = 0 A, VIN = 12 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "VCC LDO drop-out voltage",
          "symbol": "VCC_drop",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 180,
          "max": null,
          "conditions": "VIN = 5 V, VCC load current = 20 mA",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "VCC current limit",
          "symbol": "IVCC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 200,
          "max": null,
          "conditions": "4.5 V < VIN < 18 V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Regulated feedback voltage VFB",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.8,
          "max": null,
          "conditions": "VIN = 12 V, VCOMP = 1.2 V, TJ = 25°C",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Line regulation DC",
          "symbol": "",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "VIN = 4.5 V to 18 V, IOUT = 1 A",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Load regulation DC",
          "symbol": "",
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