LTC3526LEDC#TRPBF

{
  "schema_version": 1,
  "type": "component",
  "slug": "ltc3526ledc-trpbf",
  "title": "LTC3526LEDC#TRPBF",
  "brief": "Analog Devices DC-DC Converters, DFN-6-EP(2x2). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "ltc3526ledc#trpbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LTC3526LEDC#TRPBF",
    "manufacturer": "Analog Devices",
    "package": "DFN-6-EP(2x2)",
    "pin_count": 7,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917383355879424",
    "parts": {
      "symbol": "ltc3526ledc-trpbf.kicad_sym",
      "footprint": "ltc3526ledc-trpbf.kicad_mod",
      "model_3d": "ltc3526ledc-trpbf-hero.glb",
      "model_3d_plain": "ltc3526ledc-trpbf-etched.glb",
      "model_3d_step": "ltc3526ledc-trpbf-etched.step",
      "model_3d_step_plain": "ltc3526ledc-trpbf.step",
      "lbr": "ltc3526ledc-trpbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C684883",
      "digikey": "LTC3526LEDC#TRPBFTR-ND",
      "mouser": "584-LTC3526LEDCTRPBF"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T03:45:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LTC3526LEDC#TRPBFTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "584-LTC3526LEDCTRPBF",
        "status": "found",
        "lifecycle": "Restricted Availability"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SW",
        "type": "output",
        "description": "Switch pin that connects the inductor between SW and VIN; the DC absolute maximum is -0.3V to 6V (pulsed <100ns: -0.3V to 7V), and an internal anti-ringing switch connects SW to VIN when the inductor current reaches zero or SHDN is low."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Signal and power ground that must have a short direct PCB path to the negative side of the input and output capacitors."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply pin with an absolute maximum of -0.3V to 6V, requiring a minimum 1µF ceramic decoupling capacitor to ground; the part starts up from 0.68V typical and operates down to 0.5V after start-up."
      },
      {
        "number": "4",
        "name": "SHDN",
        "type": "input",
        "description": "Logic-controlled shutdown input with an internal 4MΩ pull-down, enabled above 0.8V and shut down below 0.3V (quiescent current <1µA when low), with an absolute maximum of -0.3V to 6V."
      },
      {
        "number": "5",
        "name": "FB",
        "type": "input",
        "description": "Feedback input to the gm error amplifier, which regulates to the 1.195V reference, with the output set from 1.5V to 5.25V by an external resistor divider from VOUT."
      },
      {
        "number": "6",
        "name": "VOUT",
        "type": "power_out",
        "description": "Output voltage sense pin and drain of the internal synchronous rectifier, with a 4.7µF minimum output filter capacitor placed as close as possible; the absolute maximum is -0.3V to 6V."
      },
      {
        "number": "7",
        "name": "GND",
        "type": "power_in",
        "description": "Exposed pad is ground and must be soldered to the PC board ground plane, which also conducts heat away from 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-to-name mapping was taken from the Pin Functions section (page 6) and cross-checked against ; Exposed pad is pin 7 and is GND, in addition to pin 2 GND; confirm the pad is treated as the separat"
        ],
        "pages_sent": 16,
        "cost_usd": 0.0844,
        "at": "2026-10-19T03:45:18"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917383355879424",
        "pages": 16,
        "sha256": "977d55c7116e1404",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 7,
        "described": 7,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ltc3526ledc-trpbf.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2,
          1.98,
          0.64
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "9adcc63271a8d92de5c344103df65530465381f8c230b3c709e36700672df2e0",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ltc3526ledc-trpbf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2,
          1.98,
          0.64
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "896f6b1d4c36a0c6a0f30f0a9f9e751bfe7b5bb786c0bd05f91bf321d531177e",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "DFN-6-EP(2x2)",
      "Category": "Power Management (PMIC)",
      "Pins": "7"
    },
    "appearance": {
      "contacts": {
        "quote": "pin copper area will help to lower the die temperature. A",
        "page": 10,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "977d55c7116e1404d8d6163e9f817a1a928b7bda6c4038898450cab35dcfc2f1"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "977d55c7116e1404d8d6163e9f817a1a928b7bda6c4038898450cab35dcfc2f1",
      "rows": [
        {
          "name": "VIN Voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "SW Voltage DC",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "DC",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "SW Voltage pulsed",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "Pulsed <100ns",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "SHDN, FB Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "VOUT Voltage",
          "symbol": "VOUT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "Notes 2, 5",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "Note 1",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Minimum Start-Up Input Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.68,
          "max": 0.8,
          "conditions": "ILOAD = 1mA",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage Range After Start-Up",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 0.5,
          "typ": null,
          "max": 5,
          "conditions": "l: over –40°C to 85°C; minimum voltage is load dependent",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Adjust Range",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 1.5,
          "typ": null,
          "max": 5.25,
          "conditions": "l: over –40°C to 85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Feedback Pin Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 1.165,
          "typ": 1.195,
          "max": 1.225,
          "conditions": "l: over –40°C to 85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Feedback Pin Input Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 1,
          "max": 50,
          "conditions": "VFB = 1.30V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current—Shutdown",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.01,
          "max": 1,
          "conditions": "VSHDN = 0V, not including switch leakage, VOUT = 0V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current—Active",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 250,
          "max": 500,
          "conditions": "Measured on VOUT, nonswitching",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current—Burst",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 9,
          "max": 18,
          "conditions": "Measured on VOUT, FB > 1.230V (LTC3526L only)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "N-Channel MOSFET Switch Leakage Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 5,
          "conditions": "VSW = 5V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "P-Channel MOSFET Switch Leakage Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 10,
          "conditions": "VSW = 5V, VOUT = 0V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "N-Channel MOSFET Current Limit",
          "symbol": "",
          "kind": "electrical",
          "unit": "mA",
          "min": 550,
          "typ": null,
          "max": 750,
          "conditions": "l: over –40°C to 85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Duty Cycle",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": 87,
          "typ": 90,
          "max": null,
          "conditions": "VFB = 1.15V; l: over –40°C to 85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Minimum Duty Cycle",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": null,
          "max": 0,
          "conditions": "VFB = 1.3V; l: over –40°C to 85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Switching Frequency",
          "symbol": "",
          "kind": "electrical",
          "unit": "MHz",
          "min": 0.75,
          "typ": 1,
          "max": 1.25,
          "conditions": "l: over –40°C to 85°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "SHDN Pin Input High Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 0.8,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "SHDN Pin Input Low Voltage",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Junction Temperature",
          "symbol": "TJMAX",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction to Ambient",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 102,
          "max": null,
          "conditions": "Exposed pad soldered to PC board ground plane (Note 6)",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ltc3526ledc#trpbf"
  ],
  "discovery_pitch": "LTC3526LEDC#TRPBF (Analog Devices) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ltc3526ledc-trpbf.kicad_sym",
    "ltc3526ledc-trpbf.kicad_mod",
    "ltc3526ledc-trpbf.glb",
    "ltc3526ledc-trpbf.step",
    "ltc3526ledc-trpbf.lbr",
    "docs/hero.png",
    "docs/ltc3526ledc-trpbf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ltc3526ledc-trpbf-hero.glb",
    "ltc3526ledc-trpbf-hero.overlay.json",
    "ltc3526ledc-trpbf-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}