LT3154AV#PBF

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  "slug": "lt3154av-pbf",
  "title": "LT3154AV#PBF",
  "brief": "Analog Devices DC-DC Converters, LQFN-16(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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    "power management (pmic)",
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  "component": {
    "mpn": "LT3154AV#PBF",
    "manufacturer": "Analog Devices",
    "package": "LQFN-16(3x3)",
    "pin_count": 17,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590907260908482560",
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    "distributor_links": {
      "lcsc": "C7455735",
      "digikey": "505-LT3154AV#PBF-ND",
      "mouser": "584-LT3154AV#PBF"
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    },
    "pins": [
      {
        "number": "1",
        "name": "PVIN",
        "type": "power_in",
        "description": "Power input for the buck-boost converter; connect a minimum 22µF low ESR capacitor to PGND as close to the device as possible, and connect it to VIN in the application."
      },
      {
        "number": "2",
        "name": "PVIN",
        "type": "power_in",
        "description": "Power input for the buck-boost converter; connect a minimum 22µF low ESR capacitor to PGND as close to the device as possible, and connect it to VIN in the application."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Signal input voltage with an operating range of 1.8V to 5.5V; decouple with a minimum 1µF capacitor and provide a low-noise input for the control circuitry."
      },
      {
        "number": "4",
        "name": "EN/UVLO",
        "type": "input",
        "description": "Enable and programmable UVLO input; connect to VIN for 1.8V minimum operation or to a resistor divider, with a 1.2V rising and 1.1V falling threshold and 100mV internal hysteresis, and it must be below 0.3V for full shutdown."
      },
      {
        "number": "5",
        "name": "SYNC/MODE",
        "type": "input",
        "description": "Selects Burst Mode operation (low), PWM operation with Burst Mode disabled (high, VIN), or synchronization to an external clock with a pulse width between 75ns and T period minus 75ns; this pin must not be left floating."
      },
      {
        "number": "6",
        "name": "RT",
        "type": "input",
        "description": "Oscillator frequency programming input; connect to VIN for 2.2MHz fixed frequency, or connect a resistor to GND per RT(kΩ) = 110 / fSW(MHz) for frequencies from 400kHz to 4MHz."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Signal ground providing a low-noise ground for the control circuits; it must be connected to PGND in the application."
      },
      {
        "number": "8",
        "name": "SS",
        "type": "input",
        "description": "External soft-start input; connect to VIN for the default 2.2ms soft-start period, or connect a capacitor to GND with tSS(ms) = 0.8 × CSS(nF)."
      },
      {
        "number": "9",
        "name": "FB",
        "type": "input",
        "description": "Feedback input to the error amplifier, where the resistor divider sets VOUT = 0.99V × (1 + R3/R4) and the feedback voltage is 0.98V to 1.02V."
      },
      {
        "number": "10",
        "name": "VC",
        "type": "passive",
        "description": "Voltage error amplifier output used to command average inductor current, with an R-C network to ground setting the voltage loop compensation; its full-scale range is 200mV to 900mV."
      },
      {
        "number": "11",
        "name": "VOUT",
        "type": "input",
        "description": "Output voltage sense and low-noise control input; decouple with a minimum 1µF capacitor, and it must be connected to PVOUT in the application."
      },
      {
        "number": "12",
        "name": "PVOUT",
        "type": "power_out",
        "description": "Power output for the buck-boost converter; connect a minimum 68µF low ESR capacitor to PGND as close to the device as possible, and connect it to VOUT in the application."
      },
      {
        "number": "13",
        "name": "SW2",
        "type": "output",
        "description": "Buck-boost converter switch pin; connect the inductor between SW1 and SW2."
      },
      {
        "number": "14",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground connection that must make full connection to the PCB ground plane to meet the specified thermal requirements, and it must be connected to GND in the application."
      },
      {
        "number": "15",
        "name": "PGND",
        "type": "power_in",
        "description": "Power ground connection that must make full connection to the PCB ground plane to meet the specified thermal requirements, and it must be connected to GND in the application."
      },
      {
        "number": "16",
        "name": "SW1",
        "type": "output",
        "description": "Buck-boost converter switch pin; connect the inductor between SW1 and SW2."
      },
      {
        "number": "17",
        "name": "PGND",
        "type": "power_in",
        "description": "Exposed thermal pad that is the power ground connection and must be soldered to the PCB ground plane to meet the specified thermal performance."
      }
    ],
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        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        ],
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        "cost_usd": 0.1029,
        "at": "2026-10-21T01:46:42"
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        "described": 17,
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  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "LQFN-16(3x3)",
      "Category": "Power Management (PMIC)",
      "Pins": "17"
    },
    "characteristics": {
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          "name": "VIN Operating Voltage",
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          "unit": "V",
          "min": 1.8,
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          "name": "Current in UVLO – VIN",
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          "name": "EN/UVLO Pin Falling Threshold",
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          "unit": "V",
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        {
          "name": "EN/UVLO Pin Input Leakage Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 1,
          "max": 50,
          "conditions": "EN/UVLO = 5V",
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        {
          "name": "EN/UVLO Pin Shutdown Threshold",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 0.2,
          "typ": 0.75,
          "max": 1.05,
          "conditions": "EN/UVLO Pin Voltage",
          "source_page": 3,
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        },
        {
          "name": "Average Inductor Current Limit",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": 5.5,
          "typ": 6.5,
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          "name": "Peak Inductor Current Limit",
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        {
          "name": "IZERO Current",
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          "unit": "A",
          "min": -0.25,
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          "conditions": "SYNC/MODE = 0V",
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        {
          "name": "Reverse Inductor Current Limit",
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          "unit": "µA",
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          "conditions": "VIN = VOUT = 5.5V, VSW1 = VSW2 = 0V, EN/UVLO = 0",
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        {
          "name": "Switching Frequency",
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        {
          "name": "Max Boost Duty Cycle (SW2 Low)",
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          "name": "Feedback Pin Input Current",
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          "conditions": "FB = 1V",
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        {
          "name": "VC Source/Sink Current",
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          "kind": "electrical",
          "unit": "µA",
          "min": -12,
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          "conditions": "FB = 0.9V Source, FB = 1.1V Sink",
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        {
          "name": "PWM Mode No-Load Current – VIN",
          "symbol": "",
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        {
          "name": "Lowside (B & C) MOSFET RDS(ON)",
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          "typ": 18,
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          "name": "Highside (A & D) MOSFET RDS(ON)",
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        {
          "name": "Min Duty Cycle (SW1 High)",
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          "name": "SYNC/MODE High or Low Pulse Width",
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          "name": "Soft-Start Period (CSS Charge Time to 0.8V)",
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          "name": "Error Amplifier Transconductance",
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          "name": "Operating Junction Temperature Range (LT3154E/LT3154I)",
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          "name": "Storage Temperature Range",
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        {
          "name": "Maximum Junction Temperature",
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          "min": null,
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          "name": "Thermal Resistance Junction-to-Case",
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