LTC3548EDD#TRPBF

{
  "slug": "ltc3548edd-trpbf",
  "version": "0.1.0",
  "type": "component",
  "description": "Analog Devices DC-DC Converters, DFN-10-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "ltc3548edd#trpbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ltc3548edd-trpbf.kicad_sym",
    "ltc3548edd-trpbf.kicad_mod",
    "ltc3548edd-trpbf.glb",
    "ltc3548edd-trpbf.step",
    "ltc3548edd-trpbf.lbr",
    "docs/hero.png",
    "docs/ltc3548edd-trpbf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ltc3548edd-trpbf-hero.glb",
    "ltc3548edd-trpbf-hero.overlay.json",
    "ltc3548edd-trpbf-etched.glb"
  ],
  "component": {
    "mpn": "LTC3548EDD#TRPBF",
    "manufacturer": "Analog Devices",
    "package": "DFN-10-EP(3x3)",
    "pin_count": 11,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917159615062016",
    "parts": {
      "symbol": "ltc3548edd-trpbf.kicad_sym",
      "footprint": "ltc3548edd-trpbf.kicad_mod",
      "model_3d": "ltc3548edd-trpbf-hero.glb",
      "model_3d_plain": "ltc3548edd-trpbf-etched.glb",
      "model_3d_step": "ltc3548edd-trpbf-etched.step",
      "model_3d_step_plain": "ltc3548edd-trpbf.step",
      "lbr": "ltc3548edd-trpbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C684986"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T20:40:20Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VFB1",
        "type": "input",
        "description": "Receives the feedback voltage from the external resistive divider across output 1; the nominal voltage for this pin is 0.6V."
      },
      {
        "number": "2",
        "name": "RUN1",
        "type": "input",
        "description": "Regulator 1 enable: forcing this pin to VIN enables regulator 1 and forcing it to GND shuts it down, and it must be driven and not left floating."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Main power supply input with an operating voltage range of 2.5V to 5.5V, which must be closely decoupled to GND."
      },
      {
        "number": "4",
        "name": "SW1",
        "type": "output",
        "description": "Regulator 1 switch node connection to the inductor; this pin swings from VIN to GND."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin that is not connected internally and should be connected to PCB ground for optimum shielding."
      },
      {
        "number": "6",
        "name": "MODE/SYNC",
        "type": "input",
        "description": "Mode selection and oscillator synchronization: tying it to VIN selects Burst Mode operation, tying it to GND selects pulse-skipping mode, it must not be left floating, and an external oscillator applied here synchronizes the frequency and automatically selects pulse-skipping mode."
      },
      {
        "number": "7",
        "name": "SW2",
        "type": "output",
        "description": "Regulator 2 switch node connection to the inductor; this pin swings from VIN to GND."
      },
      {
        "number": "8",
        "name": "POR",
        "type": "output",
        "description": "Power-On Reset common-drain logic output that is pulled to GND when the output falls below -8.5% of regulation and goes high after 117ms when both channels are within regulation."
      },
      {
        "number": "9",
        "name": "RUN2",
        "type": "input",
        "description": "Regulator 2 enable: forcing this pin to VIN enables regulator 2 and forcing it to GND shuts it down, and it must be driven and not left floating."
      },
      {
        "number": "10",
        "name": "VFB2",
        "type": "input",
        "description": "Receives the feedback voltage from the external resistive divider across output 2; the nominal voltage for this pin is 0.6V."
      },
      {
        "number": "11",
        "name": "GND",
        "type": "power_in",
        "description": "Exposed pad power ground that must be connected to the (-) terminal of COUT and CIN and to electrical ground on the PCB."
      }
    ],
    "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: Exposed pad is pin 11 per the datasheet; it is typed as power_in GND and must be soldered to the PCB; The datasheet does not give a KiCad ERC class for the switch nodes; they are typed as output because; POR is described as a common-drain (open-drain) output; it is typed as output since the allowed type"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0526,
        "at": "2026-10-18T20:40:06"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917159615062016",
        "pages": 16,
        "sha256": "c2c75034252909bc",
        "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": "ltc3548edd-trpbf.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": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ltc3548edd-trpbf-etched.step",
        "role": "eda",
        "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": "196c89ef582c1e315555c29a44d06e867e818642ad393abe1e1d37faf530ac9f",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}