JW5393FSOTI#TR

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  "slug": "jw5393fsoti-tr",
  "title": "JW5393FSOTI#TR",
  "brief": "JoulWatt Tech DC-DC Converters, SOT-563. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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    "mpn": "JW5393FSOTI#TR",
    "manufacturer": "JoulWatt Tech",
    "package": "SOT-563",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589837968187170816",
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    "distributor_links": {
      "lcsc": "C5121636"
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      "checked_at": "2026-10-09T23:21:03Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 539 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Input voltage pin that supplies the IC; connect a 4.5V to 18V supply and bypass it to GND with a suitably large capacitor (VIN absolute maximum is -0.3V to 20V)."
      },
      {
        "number": "2",
        "name": "SW",
        "type": "power_out",
        "description": "Switching node that supplies power to the output; the output LC filter connects from SW to the output load (SW absolute maximum is -0.3V (-5V for 10ns) to 20V (22V for 10ns))."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "4",
        "name": "BST",
        "type": "passive",
        "description": "Connect a 0.1μF capacitor between BST and SW to supply current for the top switch driver (BST absolute maximum is SW-0.3V to SW+4V)."
      },
      {
        "number": "5",
        "name": "EN",
        "type": "input",
        "description": "Drive high to turn the regulator on and low to turn it off; the regulator shuts down when EN is below 0.4V (EN absolute maximum is -0.3V to 20V)."
      },
      {
        "number": "6",
        "name": "FB",
        "type": "input",
        "description": "Output feedback pin that senses the output voltage and is regulated by the control loop to 0.8 V; connect a resistive divider at FB (absolute maximum on all other pins is 4V)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The SOT563 pin numbers 1-6 come from the PIN DESCRIPTION table on page 5. The page 2 top-view diagra"
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        "cost_usd": 0.0461,
        "at": "2026-10-09T23:18:46"
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        "pages": 10,
        "sha256": "be947da55d22da6c",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
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    "viewers": {
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        "seat": "z = 0",
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  "metadata": {
    "specs": {
      "Manufacturer": "JoulWatt Tech",
      "Package": "SOT-563",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "be947da55d22da6c",
      "rows": [
        {
          "name": "VIN Under Voltage Lock-out Threshold",
          "symbol": "VIN_MIN",
          "kind": "electrical",
          "unit": "V",
          "min": 4,
          "typ": 4.2,
          "max": 4.5,
          "conditions": "VIN rising",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 150,
          "max": 220,
          "conditions": "VEN=5V, VFB=1.2V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Feedback Voltage",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "mV",
          "min": 792,
          "typ": 800,
          "max": 808,
          "conditions": "4.5≤VVIN≤18V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Feedback Voltage",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "mV",
          "min": 784,
          "typ": 800,
          "max": 816,
          "conditions": "Tj=-40 ºC~125 ºC",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Bottom Switch Current Limit",
          "symbol": "ILIM_BOT",
          "kind": "electrical",
          "unit": "A",
          "min": 3,
          "typ": 3.5,
          "max": 4,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Negative Current Limit",
          "symbol": "ILIM_NEG",
          "kind": "electrical",
          "unit": "A",
          "min": -1.27,
          "typ": -1.5,
          "max": -1.72,
          "conditions": "JW5393F",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN Rising Threshold",
          "symbol": "VEN_H",
          "kind": "electrical",
          "unit": "V",
          "min": 1.1,
          "typ": 1.2,
          "max": 1.3,
          "conditions": "VEN rising",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "EN Falling Threshold",
          "symbol": "VEN_L",
          "kind": "electrical",
          "unit": "V",
          "min": 0.98,
          "typ": 1.05,
          "max": 1.12,
          "conditions": "VEN falling",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Switching Frequency",
          "symbol": "FSW",
          "kind": "electrical",
          "unit": "kHz",
          "min": 480,
          "typ": 600,
          "max": 720,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Soft-Start Period",
          "symbol": "tSS",
          "kind": "timing",
          "unit": "ms",
          "min": 1,
          "typ": 1.4,
          "max": 2,
          "conditions": "Tested from 10% to 90% of steady state output voltage",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VIN Input Voltage (recommended)",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 18,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "ºC",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VIN, EN Pin",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "SW Pin",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "SW Pin transient",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -5,
          "typ": null,
          "max": null,
          "conditions": "for 10ns",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "SW Pin transient",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 22,
          "conditions": "for 10ns",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "All other Pins",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 4,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "ºC",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
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