PL83251

{
  "schema_version": 1,
  "type": "component",
  "slug": "pl83251",
  "title": "PL83251",
  "brief": "POWLICON DC-DC Converters, ESOP-8. 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 supply chip",
    "pl83251",
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  "component": {
    "mpn": "PL83251",
    "manufacturer": "POWLICON",
    "package": "ESOP-8",
    "pin_count": 9,
    "category": "Power Supply Chip",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918075340541952",
    "parts": {
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      "footprint": "pl83251.kicad_mod",
      "model_3d": "pl83251-hero.glb",
      "model_3d_plain": "pl83251-etched.glb",
      "model_3d_step": "pl83251-etched.step",
      "model_3d_step_plain": "pl83251.step",
      "lbr": "pl83251.lbr"
    },
    "distributor_links": {
      "lcsc": "C782009"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T02:08:30Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BST",
        "type": "passive",
        "description": "Boot-strap pin: connect a 0.1µF or greater capacitor between SW and BST to power the high-side gate driver."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input supplying the IC from a 6.5V to 36V source, bypassed to GND with a large capacitor plus at least 0.1µF ceramic placed close to the VIN and GND pins."
      },
      {
        "number": "3",
        "name": "SW",
        "type": "output",
        "description": "Power switching pin, connected to the inductor switching node."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Feedback input sensing the output voltage through a resistor divider to ground; a sensitive node that must be kept away from SW and BST."
      },
      {
        "number": "6",
        "name": "COMP",
        "type": "passive",
        "description": "Connects the compensation network to make the converter work stably."
      },
      {
        "number": "7",
        "name": "EN",
        "type": "input",
        "description": "Digital enable input: drive high to turn the regulator on and low to turn it off; internally pulled to VIN by a large resistor."
      },
      {
        "number": "8",
        "name": "SS",
        "type": "passive",
        "description": "Soft-start adjustment: connect a capacitor to program the soft-start time."
      },
      {
        "number": "9",
        "name": "EPAD",
        "type": "power_in",
        "description": "Exposed pad connected to GND internally; it must be connected to GND on the PCB to get full power."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
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        "guard_notes": [
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        "at": "2026-10-18T02:07:19"
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      "datasheet": {
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        "pages": 12,
        "sha256": "8ccf345d998193b5",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
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  "metadata": {
    "specs": {
      "Manufacturer": "POWLICON",
      "Package": "ESOP-8",
      "Category": "Power Supply Chip",
      "Pins": "9"
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    "characteristics": {
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        {
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        {
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        {
          "name": "COMP to GND",
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        {
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          "name": "Junction Temperature",
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          "name": "Lead Temperature",
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          "name": "ESD Human Body Model",
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        {
          "name": "Output Voltage",
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        {
          "name": "Output Current",
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        {
          "name": "High-Side Switch Leakage Current",
          "symbol": "Ileak_sw",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
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          "conditions": "VEN = 0V, VSW = 0V",
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        {
          "name": "High-Side Switch On-Resistance",
          "symbol": "RDS(ON)_H",
          "kind": "electrical",
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          "name": "Operating quiescent current",
          "symbol": "IQ-NONSW",
          "kind": "electrical",
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          "conditions": "VFB = 1V",
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        {
          "name": "Quiescent Supply Current",
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          "kind": "electrical",
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          "typ": null,
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        {
          "name": "Minimum On Time",
          "symbol": "Ton",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
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          "conditions": "Note 4: guaranteed by design, not tested in production",
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          "name": "EN High Voltage",
          "symbol": "VIH",
          "kind": "electrical",
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          "min": 1.2,
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          "name": "EN Low Voltage",
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          "min": null,
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        {
          "name": "Minimum input voltage for startup",
          "symbol": "VUVLO_up",
          "kind": "electrical",
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          "min": null,
          "typ": 6.375,
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          "name": "Buck oscillator frequency",
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          "name": "Feedback Voltage",
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          "name": "Maximum Duty Cycle",
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          "name": "Upper Switch Current Limit",
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          "name": "Soft-Start Period",
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          "name": "Thermal Shutdown",
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          "name": "Thermal Shutdown Hysteresis",
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          "name": "COMP to current sense transconductance",
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          "name": "Junction to ambient thermal resistance",
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          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 56,
          "max": null,
          "conditions": "Measured on approximately 1” square of 1 oz copper (Note 3)",
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          "name": "Junction to case thermal resistance",
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          "typ": 45,
          "max": null,
          "conditions": "Measured on approximately 1” square of 1 oz copper (Note 3)",
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