LT8333RDD#PBF

{
  "slug": "lt8333rdd-pbf",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices DC-DC Converters, DFN-10(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lt8333rdd#pbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lt8333rdd-pbf.kicad_sym",
    "lt8333rdd-pbf.kicad_mod",
    "lt8333rdd-pbf.glb",
    "lt8333rdd-pbf.step",
    "lt8333rdd-pbf.lbr",
    "docs/hero.png",
    "docs/lt8333rdd-pbf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lt8333rdd-pbf-hero.glb",
    "lt8333rdd-pbf-hero.overlay.json",
    "lt8333rdd-pbf-etched.glb"
  ],
  "component": {
    "mpn": "LT8333RDD#PBF",
    "manufacturer": "Analog Devices",
    "package": "DFN-10(3x3)",
    "pin_count": 11,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590903634689540096",
    "parts": {
      "symbol": "lt8333rdd-pbf.kicad_sym",
      "footprint": "lt8333rdd-pbf.kicad_mod",
      "model_3d": "lt8333rdd-pbf-hero.glb",
      "model_3d_plain": "lt8333rdd-pbf-etched.glb",
      "model_3d_step": "lt8333rdd-pbf-etched.step",
      "model_3d_step_plain": "lt8333rdd-pbf.step",
      "lbr": "lt8333rdd-pbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C3198038",
      "digikey": "505-LT8333RDD#PBF-ND",
      "mouser": "584-LT8333RDD#PBF"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T06:50:59Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-LT8333RDD#PBF-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-LT8333RDD#PBF",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "EN/UVLO",
        "type": "input",
        "description": "Shutdown and undervoltage detect pin: the part is off below 0.2V, stops switching below the 1.6V falling threshold, and resumes above 1.68V, with a 40V absolute maximum."
      },
      {
        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin with a 2.8V to 40V operating range that must be locally bypassed with the input capacitor placed as close as possible to the pin."
      },
      {
        "number": "3",
        "name": "INTVCC",
        "type": "power_out",
        "description": "Regulated 3.2V supply for internal loads that must be bypassed with a minimum 1µF low ESR ceramic capacitor to GND, and no additional components or loading are allowed on this pin."
      },
      {
        "number": "4",
        "name": "BIAS",
        "type": "power_in",
        "description": "Second input supply for INTVCC that is used when 4.4V ≤ BIAS ≤ VIN to improve efficiency, with a 40V absolute maximum, and tied to GND if unused."
      },
      {
        "number": "5",
        "name": "VC",
        "type": "passive",
        "description": "Error amplifier output pin to which the external compensation network is tied, with a 4V absolute maximum."
      },
      {
        "number": "6",
        "name": "FBX",
        "type": "input",
        "description": "Voltage regulation feedback pin for positive or negative outputs, regulating to 1.6V in boost/SEPIC or -0.8V in inverting configurations, with a ±4V absolute maximum."
      },
      {
        "number": "7",
        "name": "RT",
        "type": "passive",
        "description": "Resistor pin connected to the exposed pad GND that programs the switching frequency from 300kHz to 2MHz."
      },
      {
        "number": "8",
        "name": "SS",
        "type": "passive",
        "description": "Soft-start pin where a capacitor to GND sets the inductor current ramp rate, charged at 2µA and discharged by an internal 220Ω MOSFET during shutdown or fault."
      },
      {
        "number": "9",
        "name": "SYNC/MODE",
        "type": "input",
        "description": "Mode and clock input that selects BURST, PULSE-SKIP, SYNC or SSFM operation (GND or <0.14V for BURST, >1.7V or INTVCC for PULSE-SKIP/SSFM) and accepts an external clock, with a 6V absolute maximum."
      },
      {
        "number": "10",
        "name": "SW",
        "type": "output",
        "description": "Output of the internal 3A, 40V power switch whose metal trace area should be minimized to reduce EMI."
      },
      {
        "number": "11",
        "name": "PGND, GND",
        "type": "power_in",
        "description": "Power and signal ground connected to the exposed pad, which must be soldered to a continuous copper ground plane to conduct heat out of the package."
      }
    ],
    "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 configuration diagram on page 2 is scrambled in the text extraction, so pin numbers were tak; Pin 11 is the exposed pad and is labeled both PGND and GND in the datasheet; it is listed as one pin; Pin types are assigned from the functional descriptions (for example, BIAS as power_in, INTVCC as po"
        ],
        "pages_sent": 9,
        "cost_usd": 0.064,
        "at": "2026-10-19T06:50:44"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590903634689540096",
        "pages": 26,
        "sha256": "e67c94d5b86bb3b3",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 11,
        "described": 11,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "lt8333rdd-pbf.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          2.98,
          0.77
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "738e2eb45860c11759f8e4f44ab26932b7c15e4d5d6c8c9ac22ae866a3e38711",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lt8333rdd-pbf-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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "aa92e08ff1cd56cc62ccea59d2022ade844d26bac06609608dea4892c99714de",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}