PL82051

{
  "slug": "pl82051",
  "version": "0.1.0",
  "type": "component",
  "description": "POWLICON DC-DC Converters, ESOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power supply chip",
    "pl82051",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "pl82051.kicad_sym",
    "pl82051.kicad_mod",
    "pl82051.glb",
    "pl82051.step",
    "pl82051.lbr",
    "docs/hero.png",
    "docs/pl82051-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "pl82051-hero.glb",
    "pl82051-hero.overlay.json",
    "pl82051-etched.glb"
  ],
  "component": {
    "mpn": "PL82051",
    "manufacturer": "POWLICON",
    "package": "ESOP-8",
    "pin_count": 9,
    "category": "Power Supply Chip",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590340216067022848",
    "parts": {
      "symbol": "pl82051.kicad_sym",
      "footprint": "pl82051.kicad_mod",
      "model_3d": "pl82051-hero.glb",
      "model_3d_plain": "pl82051-etched.glb",
      "model_3d_step": "pl82051-etched.step",
      "model_3d_step_plain": "pl82051.step",
      "lbr": "pl82051.lbr"
    },
    "distributor_links": {
      "lcsc": "C5150985"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T18:06:44Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BST",
        "type": "passive",
        "description": "Bootstrap pin; connect a 0.1 µF or greater ceramic capacitor between BST and SW to power the high-side gate driver, with BST to SW absolute maximum of -0.3 to 6.5 V."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input supplying the IC, to be supplied from 4.6 V to 33 V and bypassed to GND with a large capacitor plus at least 0.1 µF ceramic placed close to VIN and GND (VIN to GND absolute maximum -0.3 to +40 V)."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable input that turns the regulator on when driven high and off when driven low, pulled up to VIN internally, with an internal threshold of 1.2 V and recommended voltage range 0 to 5 V."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No connect."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Output voltage feedback input referenced to a 0.8 V typical internal reference (0.788 V to 0.812 V), with recommended voltage range 0 to 5 V."
      },
      {
        "number": "6",
        "name": "CS",
        "type": "input",
        "description": "Current loop pin where a resistor sets the average load current limit (Iout = 45 mV/R, typical R 10 mΩ) and line drop compensation, with recommended voltage range 0 to 5 V."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin for the device."
      },
      {
        "number": "8",
        "name": "SW",
        "type": "output",
        "description": "Power switching pin connected to the inductor switching node, with SW to GND absolute maximum of -0.3 to +40 V and recommended range 0 to 33 V."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Ground, listed by the datasheet as the second GND pin together with pin 7; 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 GND as '7,9', but an ESOP-8 has pins 1 to 8 plus an exposed pad. Pin 9 is most l; Pin 1 to 8 numbering and names come from a garbled pin table on page 2 (text is run together). Verif; Page 2 header reads 'PL82052' while the document is PL82051. This appears to be a typo in the datash"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0508,
        "at": "2026-10-17T18:04:41"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590340216067022848",
        "pages": 13,
        "sha256": "c3b397f2f9a98a98",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "pl82051.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.9,
          4.9,
          1.65
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f1718a42c5ea007e8e2dd672ac39a1bb358ee4849bd53c42e21ce83e0e5df7a9",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "pl82051-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.9,
          4.9,
          1.65
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "66a52f2265b842111f733e28f68bff0d206628b7d1c69fd0b5367f55096b0dec",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}