LT3506IDHD#TRPBF

{
  "slug": "lt3506idhd-trpbf",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices DC-DC Converters, DFN-16-EP(4x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lt3506idhd#trpbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
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    "lt3506idhd-trpbf.kicad_mod",
    "lt3506idhd-trpbf.glb",
    "lt3506idhd-trpbf.step",
    "lt3506idhd-trpbf.lbr",
    "docs/hero.png",
    "docs/lt3506idhd-trpbf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lt3506idhd-trpbf-hero.glb",
    "lt3506idhd-trpbf-hero.overlay.json",
    "lt3506idhd-trpbf-etched.glb"
  ],
  "component": {
    "mpn": "LT3506IDHD#TRPBF",
    "manufacturer": "Analog Devices",
    "package": "DFN-16-EP(4x5)",
    "pin_count": 17,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589853412834635776",
    "parts": {
      "symbol": "lt3506idhd-trpbf.kicad_sym",
      "footprint": "lt3506idhd-trpbf.kicad_mod",
      "model_3d": "lt3506idhd-trpbf-hero.glb",
      "model_3d_plain": "lt3506idhd-trpbf-etched.glb",
      "model_3d_step": "lt3506idhd-trpbf-etched.step",
      "model_3d_step_plain": "lt3506idhd-trpbf.step",
      "lbr": "lt3506idhd-trpbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C670814",
      "mouser": "584-LT3506IDHD#TRPBF"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T07:58:15Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "error"
      },
      "mouser": {
        "pn": "584-LT3506IDHD#TRPBF",
        "status": "found",
        "lifecycle": "Restricted Availability"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BOOST1",
        "type": "input",
        "description": "Provides a drive voltage above VIN to the internal NPN power switch 1, tied through a diode from VOUT or VIN; the BOOST pin voltage is rated to 50V maximum and the BOOST-to-SW voltage to 25V maximum."
      },
      {
        "number": "2",
        "name": "SW1",
        "type": "output",
        "description": "Output of internal power switch 1, connected to the inductor, catch diode and boost capacitor; the absolute maximum VIN rating of 25V applies to the switching node path."
      },
      {
        "number": "3",
        "name": "VIN1",
        "type": "power_in",
        "description": "Supplies current to the internal regulator and internal power switch 1, must be locally bypassed, and is rated -0.3V to 25V absolute maximum with a 3.6V to 25V operating input range."
      },
      {
        "number": "4",
        "name": "VIN1",
        "type": "power_in",
        "description": "Supplies current to the internal regulator and internal power switch 1, must be locally bypassed, and is rated -0.3V to 25V absolute maximum with a 3.6V to 25V operating input range."
      },
      {
        "number": "5",
        "name": "VIN2",
        "type": "power_in",
        "description": "Supplies current to internal power switch 2, must be locally bypassed, and should connect directly to VIN1 unless channel 2 is powered from a different source."
      },
      {
        "number": "6",
        "name": "VIN2",
        "type": "power_in",
        "description": "Supplies current to internal power switch 2, must be locally bypassed, and should connect directly to VIN1 unless channel 2 is powered from a different source."
      },
      {
        "number": "7",
        "name": "SW2",
        "type": "output",
        "description": "Output of internal power switch 2, connected to the inductor, catch diode and boost capacitor."
      },
      {
        "number": "8",
        "name": "BOOST2",
        "type": "input",
        "description": "Provides a drive voltage above VIN to the internal NPN power switch 2, tied through a diode from VOUT or VIN; the BOOST pin voltage is rated to 50V maximum and the BOOST-to-SW voltage to 25V maximum."
      },
      {
        "number": "9",
        "name": "FB2",
        "type": "input",
        "description": "Regulates to 800mV; connect the channel 2 feedback resistor divider tap to this pin."
      },
      {
        "number": "10",
        "name": "VC2",
        "type": "passive",
        "description": "Output of error amplifier 2 that sets peak switch current and is used for loop compensation; pull to ground with an open drain to shut down regulator 2, and the VC pins are rated to 5.5V maximum."
      },
      {
        "number": "11",
        "name": "PG2",
        "type": "output",
        "description": "Open-collector power good output for channel 2, low until FB2 is within 10% of its final regulation voltage; valid when VIN is above 3.4V and RUN/SS2 is high, and it may be left unconnected."
      },
      {
        "number": "12",
        "name": "RUN/SS2",
        "type": "input",
        "description": "Pull to ground with an open drain or collector to shut down regulator 2; a capacitor to ground provides soft-start, leave unconnected if unused, and the pin is rated to 5.5V maximum."
      },
      {
        "number": "13",
        "name": "RUN/SS1",
        "type": "input",
        "description": "Pull to ground with an open drain or collector to shut down regulator 1; a capacitor to ground provides soft-start, leave unconnected if unused, and the pin is rated to 5.5V maximum."
      },
      {
        "number": "14",
        "name": "PG1",
        "type": "output",
        "description": "Open-collector power good output for channel 1, low until FB1 is within 10% of its final regulation voltage; valid when VIN is above 3.4V and RUN/SS1 is high, and it may be left unconnected."
      },
      {
        "number": "15",
        "name": "VC1",
        "type": "passive",
        "description": "Output of error amplifier 1 that sets peak switch current and is used for loop compensation; pull to ground with an open drain to shut down regulator 1, and the VC pins are rated to 5.5V maximum."
      },
      {
        "number": "16",
        "name": "FB1",
        "type": "input",
        "description": "Regulates to 800mV; connect the channel 1 feedback resistor divider tap to this pin."
      },
      {
        "number": "17",
        "name": "GND",
        "type": "power_in",
        "description": "Exposed pad provides electrical ground and thermal contact to the PCB and must be soldered to the board for proper operation."
      }
    ],
    "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: Package hint says DFN-16-EP(4x5), but the datasheet calls the DHD package a 16-lead 5mm x 4mm plasti; The TOP VIEW figure text in the excerpt is not in a clean left/right order, so pin numbering was tak; Pin types for BOOST, VC, PG and RUN/SS are inferred from their described function (open-drain/open-c"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0501,
        "at": "2026-10-19T07:57:56"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589853412834635776",
        "pages": 24,
        "sha256": "f6bd660088bb6607",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "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": [
          4.0,
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        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f6408f093d3df25fd0369e71cec7496b58928df940357d913bcd7e8d777fd2ee",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lt3506idhd-trpbf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "sha256": "36a8ee9f55568188dbb86cb4073f2ad9a0d9ee160fa71d1c1f68d61f25e8483f",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}