main
Ray Set visibility: public 4b1d5d9 17d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "lp54334spf",
  "title": "LP54334SPF",
  "brief": "LOWPOWER 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 management (pmic)",
    "lp54334spf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LP54334SPF",
    "manufacturer": "LOWPOWER",
    "package": "ESOP-8",
    "pin_count": 9,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/a16c0eeff944f14dd969d8fcac946b67.pdf",
    "parts": {
      "symbol": "lp54334spf.kicad_sym",
      "footprint": "lp54334spf.kicad_mod",
      "model_3d": "lp54334spf-hero.glb",
      "model_3d_plain": "lp54334spf-etched.glb",
      "model_3d_step": "lp54334spf-etched.step",
      "model_3d_step_plain": "lp54334spf.step",
      "lbr": "lp54334spf.lbr"
    },
    "distributor_links": {
      "lcsc": "C47345734"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T02:35:39Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BST",
        "type": "power_out",
        "description": "Bootstrap pin that powers the high-side MOSFET gate driver, and a 0.1-µF capacitor must be connected between this pin and SW."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "IC power supply input, with a recommended operating range of 4.5V to 32V and an absolute maximum of -0.3V to 34V to GND."
      },
      {
        "number": "3",
        "name": "SW",
        "type": "output",
        "description": "Switching node of the converter, rated -0.3V to 34V to GND with a -3V to 34V limit for 5ns transients."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground of the IC, to which the thermal pad should be connected for good power dissipation."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Feedback pin that sets the output voltage through a resistor divider, with a typical regulated FB voltage of 0.8V and an absolute maximum of -0.3V to 6.5V to GND."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection inside the device."
      },
      {
        "number": "7",
        "name": "EN",
        "type": "input",
        "description": "Enable input that can also control power-up sequencing, with a logic-high threshold of 1.2V typical, a 1000kΩ internal pull-down, and an absolute maximum of -0.3V to 34V to GND."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection inside the device."
      },
      {
        "number": "9",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
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        "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 datasheet shows a thermal pad on the ESOP-8 package (pin diagram and pin description on page 3) ; The ordering table on page 2 lists LP54334SPF with ESOP-8 as the package, which matches the requeste",
          "exposed pad 9 added from the footprint"
        ],
        "pages_sent": 19,
        "cost_usd": 0.0484,
        "at": "2026-10-18T02:34:06"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/a16c0eeff944f14dd969d8fcac946b67.pdf",
        "pages": 19,
        "sha256": "a4b8cab263ab581e",
        "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"
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f1718a42c5ea007e8e2dd672ac39a1bb358ee4849bd53c42e21ce83e0e5df7a9",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lp54334spf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "5703bf38086642338bc6bfa36debf7200335fbecc3bbd95b37907738781cadb1",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "LOWPOWER",
      "Package": "ESOP-8",
      "Category": "Power Management (PMIC)",
      "Pins": "9"
    },
    "appearance": {
      "contacts": {
        "quote": "⚫ Place the input capacitors (C4, 0603 or 0402 size) as close as possible to VIN pin and GND pin and use shortest copper trace connection or GND plane, this is the most critical path and should have t",
        "page": 15,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "a4b8cab263ab581e2938a83a2f7b3ab1f45d6d13de119980f82453086b9ebed3"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a4b8cab263ab581e2938a83a2f7b3ab1f45d6d13de119980f82453086b9ebed3",
      "rows": [
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          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 32,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output voltage",
          "symbol": "VOUT",
          "kind": "recommended_operating",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 13.2,
          "conditions": "",
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        },
        {
          "name": "Inductor",
          "symbol": "L",
          "kind": "recommended_operating",
          "unit": "μH",
          "min": 0.7,
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          "conditions": "",
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        {
          "name": "Ambient temperature range",
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          "min": -40,
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          "name": "Input decoupling capacitor",
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          "unit": "μF",
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          "conditions": "25V rating or higher",
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          "conditions": "10V rating or higher",
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        {
          "name": "VIN, SW to GND",
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        {
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          "name": "EN to GND",
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        {
          "name": "FB to GND",
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          "min": -0.3,
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        {
          "name": "BST to SW",
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        {
          "name": "BST to GND",
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          "name": "BST to GND",
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        },
        {
          "name": "Junction Temperature Range",
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          "kind": "absolute_maximum",
          "unit": "°C",
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        {
          "name": "Maximum Soldering Temperature",
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          "min": null,
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          "conditions": "at leads, 10 sec",
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          "name": "ESD HBM (Human Body Model)",
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        {
          "name": "ESD CDM (Charged-device Model)",
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        {
          "name": "Junction-to-Ambient Thermal Resistance",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
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        {
          "name": "Input under voltage lockout threshold (VIN rising)",
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        },
        {
          "name": "Input quiescent current",
          "symbol": "Iq_VIN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
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          "max": null,
          "conditions": "No switching, EN=3V, FB=1.0V",
          "source_page": 5,
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          "name": "Shutdown current",
          "symbol": "ISD",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
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          "conditions": "EN=0V, VIN = 12V",
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          "name": "Low-side valley current limit",
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          "min": 2.6,
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          "name": "Reference voltage",
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          "min": 0.792,
          "typ": 0.8,
          "max": 0.808,
          "conditions": "TA=25oC",
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          "source": "datasheet"
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        {
          "name": "High-side FET on resistance",
          "symbol": "Rdson_HS",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 130,
          "max": null,
          "conditions": "VIN=12V",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Low-side FET on resistance",
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          "kind": "electrical",
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          "typ": 85,
          "max": null,
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          "source": "datasheet"
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        {
          "name": "Switching frequency",
          "symbol": "Fsw",
          "kind": "electrical",
          "unit": "kHz",
          "min": null,
          "typ": 500,
          "max": null,
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          "source_page": 5,
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        },
        {
          "name": "Minimum on-time",
          "symbol": "ton-min",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 50,
          "max": null,
          "conditions": "Not production tested, guaranteed by design",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Minimum off-time",
          "symbol": "toff-min",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "VFB=Vref - 0.2V; not production tested",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Hiccup on time",
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          "kind": "timing",
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          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "Not production tested, guaranteed by design",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Hiccup waiting time",
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          "kind": "timing",
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          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "Not production tested, guaranteed by design",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "EN delay time",
          "symbol": "td",
          "kind": "timing",
          "unit": "us",
          "min": null,
          "typ": 250,
          "max": null,
          "conditions": "From EN high to first switching; not production tested",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Soft-start time",
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          "kind": "timing",
          "unit": "us",
          "min": null,
          "typ": 600,
          "max": null,
          "conditions": "From first switching to 95%Vref; not production tested",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal shutdown threshold (rising)",
          "symbol": "Tjsd",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "Rising threshold",
          "source_page": 5,
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          "name": "Thermal shutdown threshold (falling)",
          "symbol": "Tjsd",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
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          "max": null,
          "conditions": "Falling threshold",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "FB pin leakage current",
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          "typ": 0.01,
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          "source_page": 5,
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          "min": 1.14,
          "typ": 1.2,
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          "conditions": "EN Rising threshold",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "EN pin threshold hysteresis",
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          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.1,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "EN pin internal pull-down resistance",
          "symbol": "",
          "kind": "electrical",
          "unit": "kΩ",
          "min": null,
          "typ": 1000,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "OVP threshold (rising)",
          "symbol": "VOVP_rise",
          "kind": "electrical",
          "unit": "%",
          "min": 108,
          "typ": 110,
          "max": 112,
          "conditions": "VOUT rising edge, reference to Vref",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "OVP hysteresis (falling)",
          "symbol": "VOVP_fall",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 105,
          "max": null,
          "conditions": "VOUT falling edge, reference to Vref",
          "source_page": 6,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "LP54334SPF (LOWPOWER) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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