LT3042MPDD#PBF

{
  "slug": "lt3042mpdd-pbf",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices Linear Voltage Regulators (LDO), DFN-10-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "lt3042mpdd#pbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lt3042mpdd-pbf.kicad_sym",
    "lt3042mpdd-pbf.kicad_mod",
    "lt3042mpdd-pbf.glb",
    "lt3042mpdd-pbf.step",
    "lt3042mpdd-pbf.lbr",
    "docs/hero.png",
    "docs/lt3042mpdd-pbf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lt3042mpdd-pbf-hero.glb",
    "lt3042mpdd-pbf-hero.overlay.json",
    "lt3042mpdd-pbf-etched.glb"
  ],
  "component": {
    "mpn": "LT3042MPDD#PBF",
    "manufacturer": "Analog Devices",
    "package": "DFN-10-EP(3x3)",
    "pin_count": 11,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/3042fb.pdf",
    "parts": {
      "symbol": "lt3042mpdd-pbf.kicad_sym",
      "footprint": "lt3042mpdd-pbf.kicad_mod",
      "model_3d": "lt3042mpdd-pbf-hero.glb",
      "model_3d_plain": "lt3042mpdd-pbf-etched.glb",
      "model_3d_step": "lt3042mpdd-pbf-etched.step",
      "model_3d_step_plain": "lt3042mpdd-pbf.step",
      "lbr": "lt3042mpdd-pbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C666570",
      "digikey": "505-LT3042MPDD#PBF-ND",
      "mouser": "584-LT3042MPDD#PBF"
    },
    "distributor_check": {
      "checked_at": "2026-11-02T17:01:02Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-LT3042MPDD#PBF-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-LT3042MPDD#PBF",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Supplies power to the regulator and requires a bypass capacitor, with a minimum 4.7µF stated for stability; absolute maximum IN pin voltage is ±22V."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Supplies power to the regulator in parallel with pin 1 and requires a bypass capacitor, with a minimum 4.7µF stated for stability; absolute maximum IN pin voltage is ±22V."
      },
      {
        "number": "3",
        "name": "EN/UV",
        "type": "input",
        "description": "Pulling low places the part in shutdown; the turn-on threshold is 1.24V on a rising edge with 170mV hysteresis, and the pin must not float (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; do not drive it more than 0.3V below GND."
      },
      {
        "number": "5",
        "name": "ILIM",
        "type": "passive",
        "description": "Connecting a resistor to GND programs the current limit using a 125mA•kΩ scale factor; ILIM pin voltage is limited to -0.3V to 1V absolute maximum, and it should be tied to GND if unused."
      },
      {
        "number": "6",
        "name": "PGFB",
        "type": "input",
        "description": "Power good feedback input where PG goes high when PGFB rises above 300mV with 7mV falling-edge hysteresis; absolute maximum PGFB pin voltage is -0.3V to 22V."
      },
      {
        "number": "7",
        "name": "SET",
        "type": "passive",
        "description": "Sources a precision 100µA current through the external SET resistor so that VOUT = ISET • RSET over a 0V to 15V output range; absolute maximum SET pin voltage is -0.3V to 16V."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the regulator, which must be tied directly to the exposed pad (pin 11) and soldered to the PCB ground."
      },
      {
        "number": "9",
        "name": "OUTS",
        "type": "input",
        "description": "Output sense input to the noninverting input of the error amplifier that must be Kelvin connected to the output capacitor and load; absolute maximum OUTS pin voltage is -0.3V to 16V."
      },
      {
        "number": "10",
        "name": "OUT",
        "type": "power_out",
        "description": "Supplies power to the load and requires a minimum 4.7µF output capacitor with ESR below 50mΩ and ESL below 2nH; absolute maximum OUT pin voltage is -0.3V to 16V."
      },
      {
        "number": "11",
        "name": "GND",
        "type": "power_in",
        "description": "Exposed pad that is an electrical and thermal connection to GND and must be soldered to the PCB ground."
      }
    ],
    "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 numbers and types are taken from the DD (3mm x 3mm DFN) package pin functions on pages 12-13. Th"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0273,
        "at": "2026-11-02T17:00:42"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/3042fb.pdf",
        "pages": 32,
        "sha256": "c65c2b7406029d9b",
        "source_tier": "mfr"
      },
      "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": "lt3042mpdd-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": "2026-11-02",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lt3042mpdd-pbf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "footprint_binding": "identity",
        "sha256": "f8bf3e751cada00eeaa121fdd00d36a48753f176110994078001a7e3b7a1a7ec",
        "checked": "2026-11-02",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}