LT3042IMSE#PBF

{
  "slug": "lt3042imse-pbf",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, MSOP-10-EP. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lt3042imse#pbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lt3042imse-pbf.kicad_sym",
    "lt3042imse-pbf.kicad_mod",
    "lt3042imse-pbf.glb",
    "lt3042imse-pbf.step",
    "lt3042imse-pbf.lbr",
    "docs/hero.png",
    "docs/lt3042imse-pbf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lt3042imse-pbf-hero.glb",
    "lt3042imse-pbf-hero.overlay.json",
    "lt3042imse-pbf-etched.glb"
  ],
  "component": {
    "mpn": "LT3042IMSE#PBF",
    "manufacturer": "Analog Devices",
    "package": "MSOP-10-EP",
    "pin_count": 11,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588908303614795776",
    "parts": {
      "symbol": "lt3042imse-pbf.kicad_sym",
      "footprint": "lt3042imse-pbf.kicad_mod",
      "model_3d": "lt3042imse-pbf-hero.glb",
      "model_3d_plain": "lt3042imse-pbf-etched.glb",
      "model_3d_step": "lt3042imse-pbf-etched.step",
      "model_3d_step_plain": "lt3042imse-pbf.step",
      "lbr": "lt3042imse-pbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C580011",
      "digikey": "505-LT3042IMSE#PBF-ND",
      "mouser": "584-LT3042IMSE#PBF"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T16:18:36Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-LT3042IMSE#PBF-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-LT3042IMSE#PBF",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply pin; tie with pin 2 and bypass it, since a 4.7µF input capacitor generally suffices and the absolute maximum IN pin voltage is ±22V."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Input supply pin; tie with pin 1 and bypass it, since a 4.7µF input capacitor generally suffices and the absolute maximum IN pin voltage is ±22V."
      },
      {
        "number": "3",
        "name": "EN/UV",
        "type": "input",
        "description": "Enable/UVLO pin; pulling it low shuts the part down, it turns on above a 1.24V rising threshold with 170mV hysteresis, has a ±22V absolute maximum, and must not be left floating (tie to IN if unused)."
      },
      {
        "number": "4",
        "name": "PG",
        "type": "output",
        "description": "Open-collector power good flag that pulls low when PGFB is below 300mV, with a −0.3V to 22V absolute maximum and no more than 0.3V below GND in operation; float it if unused."
      },
      {
        "number": "5",
        "name": "ILIM",
        "type": "passive",
        "description": "Current limit programming pin where a resistor to GND sets the limit using a 125mA·kΩ scale factor, with an absolute maximum range of −0.3V to 1V; tie it to GND if the function is not used."
      },
      {
        "number": "6",
        "name": "PGFB",
        "type": "input",
        "description": "Power good feedback input where PG goes high when PGFB rises above 300mV (7mV falling hysteresis), with a −0.3V to 22V absolute maximum; tie it to IN if power good and fast start-up are not needed."
      },
      {
        "number": "7",
        "name": "SET",
        "type": "passive",
        "description": "Error amplifier inverting input and 100µA set-point current source, where VOUT = ISET × RSET with output range 0V to 15V; the absolute maximum is −0.3V to 16V and ±20mA current."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin that must be tied directly to the exposed backside pad and the PCB ground."
      },
      {
        "number": "9",
        "name": "OUTS",
        "type": "input",
        "description": "Output sense input (noninverting error amplifier input) that should be Kelvin connected directly to the output capacitor and load; the absolute maximum is −0.3V to 16V and ±20mA current."
      },
      {
        "number": "10",
        "name": "OUT",
        "type": "power_out",
        "description": "Output pin that supplies the load and needs a minimum 4.7µF ceramic output capacitor with ESR below 50mΩ and ESL below 2nH; the absolute maximum OUT voltage is −0.3V to 16V."
      },
      {
        "number": "11",
        "name": "GND",
        "type": "power_in",
        "description": "Exposed pad that is an electrical GND connection, must be soldered to the PCB ground for proper electrical and thermal performance, and must be tied directly to the GND pin."
      }
    ],
    "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: Pin assignments were taken from the MSE (10-lead MSOP) pin configuration on page 2, which is scrambl; Pin 11 is the exposed die pad, which the datasheet labels as GND. It is listed here as a separate pi; Type mapping is judgment, since KiCad has no open-collector class: PG is mapped to output. SET and I"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0978,
        "at": "2026-10-18T16:18:20"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588908303614795776",
        "pages": 32,
        "sha256": "c65c2b7406029d9b",
        "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": [
      {
        "file": "lt3042imse-pbf.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          0.95
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "18605eed706df7bb9674107abe7aa36e0ba163a09c21a2cee6c75cfa291b7937",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lt3042imse-pbf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3.0,
          0.95
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "970d465d80b6fd4ed074cc1eee335102c095ff7577cc14a9874625db7362f21f",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}