AP63301WU-7

{
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  "type": "component",
  "slug": "ap63301wu-7",
  "title": "AP63301WU-7",
  "brief": "Diodes Incorporated DC-DC Converters, TSOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "power management (pmic)",
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  "component": {
    "mpn": "AP63301WU-7",
    "manufacturer": "Diodes Incorporated",
    "package": "TSOT-23-6",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589924033677590528",
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      "lbr": "ap63301wu-7.lbr"
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    "distributor_links": {
      "lcsc": "C2158003",
      "digikey": "31-AP63301WU-7TR-ND",
      "mouser": "621-AP63301WU-7"
    },
    "distributor_check": {
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    "pins": [
      {
        "number": "1",
        "name": "FB",
        "type": "input",
        "description": "Feedback sensing terminal for the output voltage; connect it to the output resistive divider, which references the internal 0.8V reference (absolute maximum -0.3V to +6.0V)."
      },
      {
        "number": "2",
        "name": "EN",
        "type": "input",
        "description": "Enable input that turns the regulator on when driven high and off when driven low, with a 1.18V precision threshold for UVLO programming; connect to VIN or leave floating for automatic startup (absolute maximum -0.3V to +35.0V)."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input that supplies the IC and the step-down power MOSFETs; drive with a 3.8V to 32V source and bypass to GND with a suitably large capacitor."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground."
      },
      {
        "number": "5",
        "name": "SW",
        "type": "output",
        "description": "Power switching output node that supplies power to the output; connect the output LC filter from SW to the load (DC absolute maximum -0.3V to VIN + 0.3V)."
      },
      {
        "number": "6",
        "name": "BST",
        "type": "power_in",
        "description": "High-side gate drive boost input supplying the high-side N-channel MOSFET driver; a 100nF ceramic capacitor is recommended from BST to SW."
      }
    ],
    "provenance": {
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          "extractor flagged: The datasheet gives no KiCad class for BST; power_in was chosen because it is the high-side driver s; The figure pin-assignment text is garbled in the extracted PDF. The pin numbers and names come from "
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        "cost_usd": 0.0868,
        "at": "2026-10-09T14:04:27"
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        "pages": 22,
        "sha256": "340ed01139a0147f",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
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  "metadata": {
    "specs": {
      "Manufacturer": "Diodes Incorporated",
      "Package": "TSOT-23-6",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
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        {
          "name": "VIN Supply Pin Voltage",
          "symbol": "VIN",
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          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 35,
          "conditions": "DC",
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        },
        {
          "name": "VIN Supply Pin Voltage",
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        {
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          "typ": null,
          "max": 6,
          "conditions": "",
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        },
        {
          "name": "Enable/UVLO Pin Voltage",
          "symbol": "VEN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 35,
          "conditions": "",
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        },
        {
          "name": "Switch Pin Voltage",
          "symbol": "VSW",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "DC; upper limit printed as VIN + 0.3",
          "source_page": 5,
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          "name": "Switch Pin Voltage",
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          "source_page": 5,
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        {
          "name": "Storage Temperature",
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          "unit": "°C",
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          "typ": null,
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        {
          "name": "Junction Temperature",
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          "unit": "°C",
          "min": null,
          "typ": null,
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        {
          "name": "Lead Temperature",
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          "unit": "°C",
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        {
          "name": "ESD Susceptibility HBM",
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          "unit": "V",
          "min": null,
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          "conditions": "Human Body Model",
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          "conditions": "Charged Device Model",
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        {
          "name": "VIN Supply Voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
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          "min": 3.8,
          "typ": null,
          "max": 32,
          "conditions": "",
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        {
          "name": "Output Voltage",
          "symbol": "VOUT",
          "kind": "recommended_operating",
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          "min": 0.8,
          "typ": null,
          "max": 31,
          "conditions": "",
          "source_page": 5,
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        {
          "name": "Operating Ambient Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Shutdown Supply Current",
          "symbol": "ISHDN",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 1,
          "max": 3,
          "conditions": "VEN = 0V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "VIN Undervoltage Rising Threshold",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
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          "conditions": "",
          "source_page": 6,
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        {
          "name": "HS Peak Current Limit",
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          "kind": "electrical",
          "unit": "A",
          "min": 4.1,
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          "conditions": "Note 8",
          "source_page": 6,
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        {
          "name": "Oscillator Frequency",
          "symbol": "fSW",
          "kind": "electrical",
          "unit": "kHz",
          "min": 450,
          "typ": 500,
          "max": 550,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Feedback Voltage",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "mV",
          "min": 792,
          "typ": 800,
          "max": 808,
          "conditions": "CCM",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "EN Logic High",
          "symbol": "VEN_H",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.18,
          "max": 1.25,
          "conditions": "",
          "source_page": 6,
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        {
          "name": "EN Logic Low",
          "symbol": "VEN_L",
          "kind": "electrical",
          "unit": "V",
          "min": 1.03,
          "typ": 1.09,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "EN Input Current",
          "symbol": "IEN",
          "kind": "electrical",
          "unit": "μA",
          "min": 1,
          "typ": 1.5,
          "max": 2,
          "conditions": "VEN = 1V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Junction to Ambient Thermal Resistance",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 89,
          "max": null,
          "conditions": "TSOT26; Note 6: FR-4 single-layer PCB, 2oz copper, minimum recommended pad layout",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Junction to Case Thermal Resistance",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 39,
          "max": null,
          "conditions": "TSOT26; Note 6: FR-4 single-layer PCB, 2oz copper, minimum recommended pad layout",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
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