SCT2433STER

{
  "slug": "sct2433ster",
  "version": "0.1.0",
  "type": "component",
  "description": "SCT DC-DC Converters, ESOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "sct2433ster",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "sct2433ster.kicad_sym",
    "sct2433ster.kicad_mod",
    "sct2433ster.glb",
    "sct2433ster.step",
    "sct2433ster.lbr",
    "docs/hero.png",
    "docs/sct2433ster-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "sct2433ster-hero.glb",
    "sct2433ster-hero.overlay.json"
  ],
  "component": {
    "mpn": "SCT2433STER",
    "manufacturer": "SCT",
    "package": "ESOP-8",
    "pin_count": 9,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588907174982791168",
    "parts": {
      "symbol": "sct2433ster.kicad_sym",
      "footprint": "sct2433ster.kicad_mod",
      "model_3d": "sct2433ster-hero.glb",
      "model_3d_plain": "sct2433ster.glb",
      "model_3d_step": "sct2433ster-etched.step",
      "model_3d_step_plain": "sct2433ster.step",
      "lbr": "sct2433ster.lbr"
    },
    "distributor_links": {
      "lcsc": "C509399"
    },
    "distributor_check": {
      "checked_at": "2026-10-10T00:56:28Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BOOT",
        "type": "power_out",
        "description": "Power supply bias for the high-side MOSFET gate driver; connect a 0.1uF capacitor from BOOT to SW, with a BOOT-SW UVLO falling threshold of 2.36V and 300mV hysteresis."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; the datasheet assigns no function to this pin."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected; the datasheet assigns no function to this pin."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "Inverting input of the transconductance error amplifier; the external divider tap regulates FB to the 0.8V typical reference (±1%), and the overvoltage protection trips at 110% of VREF."
      },
      {
        "number": "5",
        "name": "EN",
        "type": "input",
        "description": "Enable pin with an internal pull-up current source; pull below 1.1V to disable the converter, float or tie to VIN to enable, and absolute maximum rating is -0.3V to 42V."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device; the thermal pad is electrically connected to this pin."
      },
      {
        "number": "7",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply voltage with a 3.8V to 40V recommended operating range (absolute maximum -0.3V to 42V); place a local bypass capacitor from VIN to GND as close as possible."
      },
      {
        "number": "8",
        "name": "SW",
        "type": "output",
        "description": "Regulator switching output that connects to the external power inductor; absolute maximum rating is -0.3V to 42V."
      },
      {
        "number": "9",
        "name": "Thermal Pad",
        "type": "power_in",
        "description": "Heat dissipation path of the die, electrically connected to GND; it must be connected to a ground plane on the PCB for proper operation and optimized thermal performance."
      }
    ],
    "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 datasheet gives no explicit ERC class for BOOT; power_out was chosen because the pin is the inte; The datasheet lists the exposed thermal pad as pin 9 in the pin-function table, although the 8-lead ; Pins 2 and 3 are NC and are typed unconnected; the datasheet does not state any further requirement "
        ],
        "pages_sent": 21,
        "cost_usd": 0.0916,
        "at": "2026-10-10T00:54:14"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588907174982791168",
        "pages": 21,
        "sha256": "f57b93af533ada34",
        "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": "sct2433ster.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": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "sct2433ster-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": "012117db9dfdbf5ad714be16af9552235cb3bc5d8cd3e7a0dbaea39b6e49cdc4",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}