VP3481DNG10

{
  "schema_version": 1,
  "type": "component",
  "slug": "vp3481dng10",
  "title": "VP3481DNG10",
  "brief": "VIVA(昱盛) DC-DC Converters, TDFN-10-EP(3x3). 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)",
    "vp3481dng10",
    "factory-2.0.0",
    "extractor-text"
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  "component": {
    "mpn": "VP3481DNG10",
    "manufacturer": "VIVA(昱盛)",
    "package": "TDFN-10-EP(3x3)",
    "pin_count": 11,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590907173474426880",
    "parts": {
      "symbol": "vp3481dng10.kicad_sym",
      "footprint": "vp3481dng10.kicad_mod",
      "model_3d": "vp3481dng10-hero.glb",
      "model_3d_plain": "vp3481dng10-etched.glb",
      "model_3d_step": "vp3481dng10-etched.step",
      "model_3d_step_plain": "vp3481dng10.step",
      "lbr": "vp3481dng10.lbr"
    },
    "distributor_links": {
      "lcsc": "C2977990"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T17:09:35Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "ISEN",
        "type": "input",
        "description": "Current sense input: an external resistor in series with ground measures the voltage drop, and the current limit activates when the voltage between ISEN and ground exceeds 230 mV."
      },
      {
        "number": "2",
        "name": "UVLO",
        "type": "input",
        "description": "Undervoltage lockout input compared against the internal 1.43 V reference, where a resistor divider sets the enable and disable thresholds and the 4.5 μA UVLO source current sets the hysteresis."
      },
      {
        "number": "3",
        "name": "COMP",
        "type": "input",
        "description": "Error amplifier compensation pin, where an RC or C network provides proper loop compensation."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Output feedback input, regulated to the internal 1.275 V reference through an external resistor divider, with overvoltage protection triggered when the voltage rises to VFB + VOVP."
      },
      {
        "number": "5",
        "name": "AGND",
        "type": "power_in",
        "description": "Analog ground, to be connected to the exposed pad."
      },
      {
        "number": "6",
        "name": "FADJ",
        "type": "input",
        "description": "Frequency adjust, synchronization and shutdown pin: a resistor to ground sets the oscillator frequency between 100 kHz and 1 MHz, an external clock synchronizes the controller, and holding the pin high for 30 µs or more shuts the device down."
      },
      {
        "number": "7",
        "name": "PVSS",
        "type": "power_in",
        "description": "Power ground, to be connected to the exposed pad."
      },
      {
        "number": "8",
        "name": "GATE",
        "type": "output",
        "description": "Gate drive output that connects to the gate of the external N-channel MOSFET, with a maximum gate swing of 5.2 V when VIN is 5.8 V or higher."
      },
      {
        "number": "9",
        "name": "VREG",
        "type": "power_out",
        "description": "Internal drive supply output that requires a bypass capacitor of 0.47 μF to 4.7 μF to ground and must not be biased by an external power source."
      },
      {
        "number": "10",
        "name": "IN",
        "type": "power_in",
        "description": "Power supply input, with a recommended supply voltage range of 2.97 V to 40 V and an absolute maximum of 42 V."
      },
      {
        "number": "11",
        "name": "EP",
        "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 TDFN10 top-view drawing is flattened in the extracted text, so the pin-name labels cannot be rel; The datasheet classifies ISEN as 'P' (power), but its function is a current-sense input, so it is ty; The datasheet types COMP, FB, FADJ and GATE as I/O/O, but they are typed as input or output here bas"
        ],
        "pages_sent": 19,
        "cost_usd": 0.0237,
        "at": "2026-10-17T17:06:21"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590907173474426880",
        "pages": 19,
        "sha256": "3ef87c4438cd76a5",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 11,
        "described": 11,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3,
          2.98,
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "738e2eb45860c11759f8e4f44ab26932b7c15e4d5d6c8c9ac22ae866a3e38711",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
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        "file": "vp3481dng10-etched.step",
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        "units": "mm",
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        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "VIVA(昱盛)",
      "Package": "TDFN-10-EP(3x3)",
      "Category": "Power Management (PMIC)",
      "Pins": "11"
    },
    "characteristics": {
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      "source": "datasheet",
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      "rows": [
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          "name": "Feedback voltage (-40℃<TJ<125℃)",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 1.236,
          "typ": null,
          "max": 1.313,
          "conditions": "VCOMP=1.4V, 3V<VIN<40V, -40℃<TJ<125℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Under voltage lockout (ramp down)",
          "symbol": "VUVLO",
          "kind": "electrical",
          "unit": "V",
          "min": 1.345,
          "typ": null,
          "max": 1.517,
          "conditions": "Ramp down",
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        {
          "name": "UVLO shutdown voltage",
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          "name": "Oscillation frequency (-40℃<TJ<125℃)",
          "symbol": "fOSC",
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          "unit": "MHz",
          "min": 0.125,
          "typ": null,
          "max": 0.2,
          "conditions": "RFADJ=150kΩ, -40℃<TJ<125℃",
          "source_page": 4,
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        },
        {
          "name": "Voltage load regulation",
          "symbol": "ΔVLOAD",
          "kind": "electrical",
          "unit": "%/A",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "IEAO Source/Sink",
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          "name": "Current sense threshold voltage (-40℃<TJ<125℃)",
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          "conditions": "VIN=12V, -40℃<TJ<125℃",
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        },
        {
          "name": "Overload current limit sense voltage (-40℃<TJ<125℃)",
          "symbol": "VSC",
          "kind": "electrical",
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          "conditions": "VIN=12V, -40℃<TJ<125℃",
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        {
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          "typ": 85,
          "max": 135,
          "conditions": "VCOMP=1.4V",
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          "source": "datasheet"
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        {
          "name": "Output overvoltage protection hysteresis",
          "symbol": "VOVP(HYS)",
          "kind": "electrical",
          "unit": "mV",
          "min": 28,
          "typ": 70,
          "max": 106,
          "conditions": "VCOMP=1.4V",
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          "source": "datasheet"
        },
        {
          "name": "Error amplifier output current, source (-40℃<TJ<125℃)",
          "symbol": "IEAO",
          "kind": "electrical",
          "unit": "μA",
          "min": 470,
          "typ": null,
          "max": 950,
          "conditions": "Source, VCOMP = 1.4V, VFB = 0V, -40℃<TJ<125℃",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Error amplifier output current, sink (-40℃<TJ<125℃)",
          "symbol": "IEAO",
          "kind": "electrical",
          "unit": "μA",
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          "typ": null,
          "max": 105,
          "conditions": "Sink, VCOMP = 1.4V, VFB = 1.4V, -40℃<TJ<125℃",
          "source_page": 5,
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        },
        {
          "name": "Error amplifier output voltage, upper limit (-40℃<TJ<125℃)",
          "symbol": "VEAO",
          "kind": "electrical",
          "unit": "V",
          "min": 2.4,
          "typ": null,
          "max": 2.95,
          "conditions": "Upper Limit: VFB=0V, COMP pin floating -40℃<TJ<125℃",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Error amplifier output voltage, lower limit (-40℃<TJ<125℃)",
          "symbol": "VEAO",
          "kind": "electrical",
          "unit": "V",
          "min": 0.32,
          "typ": null,
          "max": 0.9,
          "conditions": "Lower Limit: VFB=1.4V -40℃<TJ<125℃",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Soft start delay",
          "symbol": "tSS",
          "kind": "timing",
          "unit": "mS",
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          "typ": 15,
          "max": 21.3,
          "conditions": "VFB = 1.2V, COMP pin floating",
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          "name": "Supply voltage range (absolute maximum)",
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        {
          "name": "Low voltage range (COMP/UVLO/FB/FADJ/GATE)",
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        {
          "name": "Regulator output pin range",
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        {
          "name": "Current sense pin range",
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          "unit": "V",
          "min": -0.4,
          "typ": null,
          "max": 0.6,
          "conditions": "",
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        },
        {
          "name": "Junction temperature maximum",
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          "kind": "absolute_maximum",
          "unit": "oC",
          "min": null,
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          "max": 150,
          "conditions": "",
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        {
          "name": "Storage temperature range",
          "symbol": "TSTG",
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          "unit": "oC",
          "min": -65,
          "typ": null,
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          "source_page": 3,
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        },
        {
          "name": "Electrostatic discharge, human body model",
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          "kind": "absolute_maximum",
          "unit": "kV",
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        {
          "name": "Supply voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.97,
          "typ": null,
          "max": 40,
          "conditions": "",
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        },
        {
          "name": "Switching frequency range",
          "symbol": "fOSC",
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          "unit": "MHz",
          "min": 0.1,
          "typ": null,
          "max": 1,
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        {
          "name": "Operating junction range",
          "symbol": "TJ",
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          "unit": "oC",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Feedback voltage (25℃, 3V<VIN<40V)",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.275,
          "max": null,
          "conditions": "VCOMP=1.4V, 3V<VIN<40V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current in shutdown mode",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "VFADJ=3V, VIN=12V",
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          "source": "datasheet"
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        {
          "name": "Quiescent current in shutdown mode (-40℃<TJ<125℃)",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 15,
          "max": null,
          "conditions": "VIN=12V, -40℃<TJ<125℃",
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        {
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          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
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          "typ": 5,
          "max": null,
          "conditions": "VIN=5V",
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          "source": "datasheet"
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        {
          "name": "Quiescent current in shutdown mode (-40℃<TJ<125℃)",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 10,
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          "conditions": "VIN=5V, -40℃<TJ<125℃",
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        },
        {
          "name": "UVLO source current",
          "symbol": "IUVLO",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 4.5,
          "max": null,
          "conditions": "Enabled",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "COMP pin voltage",
          "symbol": "VCOMP",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "VFB=1.275V",
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          "source": "datasheet"
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        {
          "name": "High-side switch RDS(ON)",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 4,
          "max": null,
          "conditions": "VIN=5V, IGATE=0.2A",
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          "name": "Low-side switch RDS(ON)",
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          "unit": "Ω",
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          "max": null,
          "conditions": "VIN=5V, IGATE=0.2A",
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        {
          "name": "Error amplifier voltage gain",
          "symbol": "AVOL",
          "kind": "electrical",
          "unit": "V/V",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "VCOMP=1.4V, IEAO=100μA",
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          "source": "datasheet"
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        {
          "name": "Error amplifier transconductance",
          "symbol": "gM",
          "kind": "electrical",
          "unit": "μ℧",
          "min": null,
          "typ": 430,
          "max": null,
          "conditions": "VCOMP=1.4V",
          "source_page": 4,
          "source": "datasheet"
        },
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          "name": "Maximum GATE driving swing (VIN≥5.8V)",
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          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 5.2,
          "max": null,
          "conditions": "VIN≥5.8V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Oscillation frequency",
          "symbol": "fOSC",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 0.146,
          "max": null,
          "conditions": "RFADJ=150kΩ",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Supply current",
          "symbol": "ISUPPLY",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 3.3,
          "max": null,
          "conditions": "RFADJ=150kΩ",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply current (-40℃<TJ<125℃)",
          "symbol": "ISUPPLY",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "RFADJ=150kΩ, -40℃<TJ<125℃",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum duty cycle",
          "symbol": "DMAX",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 85,
          "max": null,
          "conditions": "RFADJ=150kΩ",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Voltage line regulation",
          "symbol": "ΔVLINE",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.02,
          "max": null,
          "conditions": "3V<VIN<40V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Minimum on-time",
          "symbol": "tMIN(ON)",
          "kind": "timing",
          "unit": "nS",
          "min": null,
          "typ": 571,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Current sense threshold voltage",
          "symbol": "VSENSE",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "VIN=12V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Overload current limit sense voltage",
          "symbol": "VSC",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 200,
          "max": null,
          "conditions": "VIN=12V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Internal compensation ramp",
          "symbol": "VSL",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Error amplifier output current, source",
          "symbol": "IEAO",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 650,
          "max": null,
          "conditions": "Source, VCOMP = 1.4V, VFB = 0V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Error amplifier output current, sink",
          "symbol": "IEAO",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 57,
          "max": null,
          "conditions": "Sink, VCOMP = 1.4V, VFB = 1.4V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Error amplifier output voltage, upper limit",
          "symbol": "VEAO",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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