PL82052

{
  "schema_version": 1,
  "type": "component",
  "slug": "pl82052",
  "title": "PL82052",
  "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": [
    "component",
    "power supply chip",
    "pl82052",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "PL82052",
    "manufacturer": "POWLICON",
    "package": "ESOP-8",
    "pin_count": 9,
    "category": "Power Supply Chip",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590340216008437760",
    "parts": {
      "symbol": "pl82052.kicad_sym",
      "footprint": "pl82052.kicad_mod",
      "model_3d": "pl82052-hero.glb",
      "model_3d_plain": "pl82052-etched.glb",
      "model_3d_step": "pl82052-etched.step",
      "model_3d_step_plain": "pl82052.step",
      "lbr": "pl82052.lbr"
    },
    "distributor_links": {
      "lcsc": "C5150986"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T01:40:02Z",
      "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; BST to SW is limited to -0.3 to 6.5 V (absolute maximum) and the datasheet recommends 0 to SW+5 V."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input that supplies the IC; supply with 4.6 V to 33 V (absolute maximum VIN to GND is -0.3 to +40 V) and bypass to GND with a large capacitor plus at least 0.1 µF ceramic placed close to VIN and GND."
      },
      {
        "number": "3",
        "name": "ROSC",
        "type": "passive",
        "description": "Switching frequency program pin: connect a resistor to set the frequency (80 kHz to 2 MHz range), or leave open for 160 kHz switching frequency; absolute maximum is -0.3 to +6.5 V."
      },
      {
        "number": "4",
        "name": "SS",
        "type": "passive",
        "description": "Soft-start pin: an external capacitor connected to this pin sets the output rise time, with a 2 µA internal charge current and a recommended slow-start time of 10 ms to 100 ms; the SS voltage is limited to 0 to 5 V."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Output voltage feedback pin; the internal reference is 0.8 V (±1.5% initial accuracy) and FB voltage is limited to 0 to 5 V."
      },
      {
        "number": "6",
        "name": "COMP",
        "type": "passive",
        "description": "Error amplifier output and input to the PWM comparator; connect frequency compensation components to this pin, with voltage limited to 0 to 5 V."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; connect input and output capacitor grounds to this pin and the PAD through localized top-side planes."
      },
      {
        "number": "8",
        "name": "SW",
        "type": "output",
        "description": "Power switching pin connected to the inductor switching node; SW to GND absolute maximum is -0.3 to +40 V and the recommended range is 0 to 33 V."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Listed in the pin table as a second ground pin (\"7,9 GND\"); the layout section refers to the GND pin and PAD, so this is likely the exposed thermal pad."
      }
    ],
    "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 pin table lists '7,9 GND', but ESOP-8 has only eight leads and the layout text refers to 'GND pi; Datasheet conflicts on the ROSC open-pin frequency: 160 kHz in the pin description and electrical ta; BST is an internally generated boot-strap supply node; the KiCad type was chosen as passive and coul"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0572,
        "at": "2026-10-18T01:36:46"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590340216008437760",
        "pages": 14,
        "sha256": "3504e54833c78b06",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f1718a42c5ea007e8e2dd672ac39a1bb358ee4849bd53c42e21ce83e0e5df7a9",
        "checked": "2026-10-18",
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  "metadata": {
    "specs": {
      "Manufacturer": "POWLICON",
      "Package": "ESOP-8",
      "Category": "Power Supply Chip",
      "Pins": "9"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "3504e54833c78b0652710eed82a44347a6c98c99de976202c06994c83aa2d3fe",
      "rows": [
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          "name": "VIN to GND voltage",
          "symbol": "VIN",
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          "min": -0.3,
          "typ": null,
          "max": 40,
          "conditions": "",
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        {
          "name": "BST to SW voltage",
          "symbol": "BST",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6.5,
          "conditions": "",
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        },
        {
          "name": "SW to GND voltage",
          "symbol": "SW",
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        {
          "name": "ROSC, SS, FB, COMP voltage",
          "symbol": "ROSC, SS, FB, COMP",
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          "min": -0.3,
          "typ": null,
          "max": 6.5,
          "conditions": "",
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        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TST",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
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        },
        {
          "name": "Junction Temperature",
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          "unit": "°C",
          "min": null,
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        {
          "name": "Lead Temperature",
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          "min": null,
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        {
          "name": "ESD HBM",
          "symbol": "VESD",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "Human body model",
          "source_page": 3,
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        },
        {
          "name": "VIN Voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 5,
          "typ": null,
          "max": 33,
          "conditions": "",
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        },
        {
          "name": "SW Voltage",
          "symbol": "SW",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
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          "conditions": "",
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        },
        {
          "name": "BST Voltage",
          "symbol": "BST",
          "kind": "recommended_operating",
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          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "",
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        },
        {
          "name": "ROSC Voltage",
          "symbol": "ROSC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0.4,
          "typ": null,
          "max": 0.6,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "FB voltage",
          "symbol": "FB",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 5,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "SS, COMP Voltage",
          "symbol": "SS, COMP",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature Range",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Buck input standoff voltage",
          "symbol": "VIN_max",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Buck input voltage range",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 4.6,
          "typ": null,
          "max": 33,
          "conditions": "VIN = 12 V, TJ = -40 °C to 125 °C",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Buck switching frequency range",
          "symbol": "Fbuck",
          "kind": "electrical",
          "unit": "kHz",
          "min": 80,
          "typ": null,
          "max": 2000,
          "conditions": "Set by external resistor ROSC",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Frequency spread spectrum in percentage of Fbuck",
          "symbol": "fjitter",
          "kind": "tolerance",
          "unit": "%",
          "min": -6,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "FB voltage",
          "symbol": "FB",
          "kind": "electrical",
          "unit": "V",
          "min": 0.788,
          "typ": 0.8,
          "max": 0.812,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VIN UVLO voltage, VIN rising",
          "symbol": "VIN_UVLO",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 4.6,
          "max": null,
          "conditions": "VIN rising",
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        },
        {
          "name": "VIN UVLO voltage, VIN falling",
          "symbol": "VIN_UVLO",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 4.1,
          "max": null,
          "conditions": "VIN falling",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VIN over voltage, VIN rising",
          "symbol": "VIN_OVP",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 33,
          "max": null,
          "conditions": "VIN rising",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VIN over voltage, VIN falling",
          "symbol": "VIN_OVP",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "VIN falling",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Programmable frequency",
          "symbol": "fSW_BK",
          "kind": "electrical",
          "unit": "kHz",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "ROSC = OPEN",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Programmable frequency",
          "symbol": "fSW_BK",
          "kind": "electrical",
          "unit": "kHz",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "ROSC = GND",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum Duty Cycle",
          "symbol": "Dmax",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 98,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Minimum On Time",
          "symbol": "Ton",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Peak inductor current limit",
          "symbol": "ILIMIT",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 6.5,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Soft Start charge current",
          "symbol": "ISS",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "High-Side Switch On-Resistance",
          "symbol": "RDS(ON)_H",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Low-Side Switch On-Resistance",
          "symbol": "RDS(ON)_L",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown",
          "symbol": "Thsd",
          "kind": "electrical",
          "unit": "℃",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Thermal Shutdown Hysteresis",
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          "kind": "electrical",
          "unit": "℃",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Junction to ambient thermal resistance",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 56,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction to case thermal resistance",
          "symbol": "θJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 45,
          "max": null,
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          "source_page": 3,
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        }
      ]
    }
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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