LTM4625IY#PBF

{
  "schema_version": 1,
  "type": "component",
  "slug": "ltm4625iy-pbf",
  "title": "LTM4625IY#PBF",
  "brief": "Analog Devices DC-DC Converters, BGA-25. 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)",
    "ltm4625iy#pbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LTM4625IY#PBF",
    "manufacturer": "Analog Devices",
    "package": "BGA-25",
    "pin_count": 25,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886455086665728",
    "parts": {
      "symbol": "ltm4625iy-pbf.kicad_sym",
      "footprint": "ltm4625iy-pbf.kicad_mod",
      "model_3d": "ltm4625iy-pbf-hero.glb",
      "model_3d_plain": "ltm4625iy-pbf-etched.glb",
      "model_3d_step": "ltm4625iy-pbf-etched.step",
      "model_3d_step_plain": "ltm4625iy-pbf.step",
      "lbr": "ltm4625iy-pbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C581129",
      "digikey": "505-LTM4625IY#PBF-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T22:08:17Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "505-LTM4625IY#PBF-ND",
        "status": "found"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "A1",
        "name": "COMP",
        "type": "output",
        "description": "Current control threshold and error amplifier compensation point, with a normal range of 0.3V to 1.8V; it is strictly an output and must not be driven."
      },
      {
        "number": "A2",
        "name": "TRACK/SS",
        "type": "input",
        "description": "Output tracking and soft-start input: a voltage below 0.6V overrides the internal reference and servos FB to the TRACK/SS voltage, and an internal 2µA pull-up from INTVCC lets a capacitor set the soft-start."
      },
      {
        "number": "A3",
        "name": "RUN",
        "type": "input",
        "description": "Run control input that enables the regulator when raised above 1.2V and shuts it down when pulled below 1.1V; it must not be left floating."
      },
      {
        "number": "A4",
        "name": "FREQ",
        "type": "passive",
        "description": "Sets the switching frequency, internally 1MHz, with an external resistor to SGND to increase frequency or to INTVCC to reduce it; the programmable range is 800kHz to 4MHz."
      },
      {
        "number": "A5",
        "name": "CLKIN",
        "type": "input",
        "description": "External synchronization input to the phase detector, internally terminated to SGND with 20k; clock high must be above 2V and clock low below 0.3V."
      },
      {
        "number": "B1",
        "name": "FB",
        "type": "input",
        "description": "Negative input of the error amplifier, internally connected to VOUT through a 60.4k precision resistor, with an external resistor to SGND programming other output voltages."
      },
      {
        "number": "B2",
        "name": "PHMODE",
        "type": "input",
        "description": "Phase selector control: tie to INTVCC for 2-phase, SGND for 3-phase, or INTVCC/2 for 4-phase operation."
      },
      {
        "number": "B3",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground pin for both input and output returns."
      },
      {
        "number": "B4",
        "name": "SGND",
        "type": "power_in",
        "description": "Signal ground connection, to be tied to GND with minimum distance."
      },
      {
        "number": "B5",
        "name": "CLKOUT",
        "type": "output",
        "description": "Output clock for PolyPhase operation with peak-to-peak amplitude from INTVCC to GND; it must not be driven."
      },
      {
        "number": "C1",
        "name": "VOUT",
        "type": "power_out",
        "description": "Power output pin; the load is applied between VOUT and GND, with output decoupling recommended directly between these pins and GND."
      },
      {
        "number": "C2",
        "name": "PGOOD",
        "type": "output",
        "description": "Open-drain power-good output that is pulled to ground when the FB voltage is not within ±10% of the internal 0.6V reference."
      },
      {
        "number": "C3",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground pin for both input and output returns."
      },
      {
        "number": "C4",
        "name": "MODE",
        "type": "input",
        "description": "Operation mode select: tie to INTVCC to force continuous synchronous operation, or to SGND to enable discontinuous mode at light loads; it must not be left floating."
      },
      {
        "number": "C5",
        "name": "SVIN",
        "type": "power_in",
        "description": "Filtered input to the on-chip 3.3V regulator, normally tied to VIN or driven from an external supply of at least 4V that must also be greater than VOUT."
      },
      {
        "number": "D1",
        "name": "VOUT",
        "type": "power_out",
        "description": "Power output pin; the load is applied between VOUT and GND, with output decoupling recommended directly between these pins and GND."
      },
      {
        "number": "D2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Power output pin; the load is applied between VOUT and GND, with output decoupling recommended directly between these pins and GND."
      },
      {
        "number": "D3",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground pin for both input and output returns."
      },
      {
        "number": "D4",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground pin for both input and output returns."
      },
      {
        "number": "D5",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input pin; apply the input voltage between VIN and GND, with input decoupling recommended directly between VIN and GND, within the 4V to 20V input range."
      },
      {
        "number": "E1",
        "name": "VOUT",
        "type": "power_out",
        "description": "Power output pin; the load is applied between VOUT and GND, with output decoupling recommended directly between these pins and GND."
      },
      {
        "number": "E2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Power output pin; the load is applied between VOUT and GND, with output decoupling recommended directly between these pins and GND."
      },
      {
        "number": "E3",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground pin for both input and output returns."
      },
      {
        "number": "E4",
        "name": "INTVCC",
        "type": "power_out",
        "description": "Internal regulator output that powers the internal drivers and control circuits; it is decoupled to GND with a 1µF low-ESR ceramic capacitor and must not be driven."
      },
      {
        "number": "E5",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input pin; apply the input voltage between VIN and GND, with input decoupling recommended directly between VIN and GND, within the 4V to 20V input range."
      }
    ],
    "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 datasheet does not give KiCad ERC classes; types were assigned from the pin functions text. FREQ; INTVCC (E4) is typed power_out as an internal regulator output; the datasheet describes it as an out; SVIN (C5) is typed power_in; the 4V to 20V limit for VIN and the 4V minimum for an external SVIN sup"
        ],
        "pages_sent": 18,
        "cost_usd": 0.1086,
        "at": "2026-10-18T22:08:01"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886455086665728",
        "pages": 26,
        "sha256": "85df67ba0803249b",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 25,
        "described": 25,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ltm4625iy-pbf.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.25,
          6.25,
          5.027
        ],
        "zmin_mm": -0.015,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3897637b6a11cc27e044ee9dc144f89e5546f0c974730d76a16a6c69de7151f2",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ltm4625iy-pbf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.25,
          6.25,
          5.027
        ],
        "zmin_mm": -0.015,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "a1ffe19988157cc36f9e09a0e603e1dd3d7a79a37d53aada6fc39cdecfee1cbf",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "BGA-25",
      "Category": "Power Management (PMIC)",
      "Pins": "25"
    },
    "appearance": {
      "contacts": {
        "quote": "• Use a separated SGND ground copper area for com￾ponents connected to signal pins. Connect the SGND",
        "page": 20,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "85df67ba0803249be59a424b8306650f0e37ef157d2db705a70b36fc3bbb20f2"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "85df67ba0803249be59a424b8306650f0e37ef157d2db705a70b36fc3bbb20f2",
      "rows": [
        {
          "name": "Input DC Voltage (SVIN = VIN)",
          "symbol": "VIN",
          "kind": "electrical",
          "unit": "V",
          "min": 4,
          "typ": null,
          "max": 20,
          "conditions": "SVIN = VIN",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Range",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": 0.6,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage, Total Variation with Line and Load",
          "symbol": "VOUT(DC)",
          "kind": "electrical",
          "unit": "V",
          "min": 1.477,
          "typ": 1.5,
          "max": 1.523,
          "conditions": "CIN = 22µF, COUT = 100µF Ceramic, RFB = 40.2k, MODE = INTVCC, IOUT = 0A to 5A (Note 3), –40°C to 125°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "RUN Pin On Threshold",
          "symbol": "VRUN",
          "kind": "electrical",
          "unit": "V",
          "min": 1.1,
          "typ": 1.2,
          "max": 1.3,
          "conditions": "VRUN Rising",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output Continuous Current Range",
          "symbol": "IOUT(DC)",
          "kind": "electrical",
          "unit": "A",
          "min": 0,
          "typ": null,
          "max": 5,
          "conditions": "VIN = 12V, VOUT = 1.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation Accuracy",
          "symbol": "ΔVOUT(Line)/VOUT",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.04,
          "max": 0.15,
          "conditions": "VOUT = 1.5V, VIN = 4V to 20V, IOUT = 0A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation Accuracy",
          "symbol": "ΔVOUT (Load)/VOUT",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.5,
          "max": 1.5,
          "conditions": "VOUT = 1.5V, IOUT = 0A to 5A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Voltage at FB Pin",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 0.593,
          "typ": 0.6,
          "max": 0.607,
          "conditions": "IOUT = 0A, VOUT = 1.5V, –40°C to 125°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Current at FB Pin",
          "symbol": "IFB",
          "kind": "electrical",
          "unit": "nA",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "(Note 4)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Resistor Between VOUT and FB Pins",
          "symbol": "RFBHI",
          "kind": "tolerance",
          "unit": "kΩ",
          "min": 60.05,
          "typ": 60.4,
          "max": 60.75,
          "conditions": "Resistor between VOUT and FB pins",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "PGOOD Trip Level, VFB Ramping Negative",
          "symbol": "VPGOOD",
          "kind": "electrical",
          "unit": "%",
          "min": -15,
          "typ": -10,
          "max": -7,
          "conditions": "VFB With Respect to Set Output, VFB Ramping Negative",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "PGOOD Trip Level, VFB Ramping Positive",
          "symbol": "VPGOOD",
          "kind": "electrical",
          "unit": "%",
          "min": 7,
          "typ": 10,
          "max": 15,
          "conditions": "VFB With Respect to Set Output, VFB Ramping Positive",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "PGOOD Voltage Low",
          "symbol": "VPGL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.02,
          "max": 0.1,
          "conditions": "IPGOOD = 1mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Internal VCC Voltage",
          "symbol": "VINTVCC",
          "kind": "electrical",
          "unit": "V",
          "min": 3.1,
          "typ": 3.2,
          "max": 3.3,
          "conditions": "SVIN = 4V to 20V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VIN Undervoltage Lockout",
          "symbol": "VIN(UVLO)",
          "kind": "electrical",
          "unit": "V",
          "min": 2.4,
          "typ": 2.6,
          "max": 2.8,
          "conditions": "VIN Falling",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "VIN, SVIN Absolute Maximum Voltage",
          "symbol": "VIN, SVIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 22,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "RUN Absolute Maximum Voltage",
          "symbol": "RUN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 22,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "PGOOD, MODE, TRACK/SS, FREQ, PHMODE, CLKIN Absolute Maximum Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "Upper limit printed as INTVCC",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Internal Operating Temperature Range",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "Notes 2, 5",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Peak Solder Reflow Body Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 245,
          "conditions": "Note 1",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range, LTM4625I grade",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "Internal operating temperature range (Note 2), LTM4625I",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Maximum Junction Temperature",
          "symbol": "TJMAX",
          "kind": "thermal",
          "unit": "°C",
          "min": null,
          "typ": 125,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction to Case (Top)",
          "symbol": "θJCtop",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 17,
          "max": null,
          "conditions": "JESD 51-12",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction to Case (Bottom)",
          "symbol": "θJCbottom",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 11,
          "max": null,
          "conditions": "JESD 51-12",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction to Board plus Board to Ambient",
          "symbol": "θJB + θBA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 22,
          "max": null,
          "conditions": "JESD 51-12",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance, Junction to Ambient",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 22,
          "max": null,
          "conditions": "Derived from 95mm × 76mm PCB with 4 layers, JESD 51-12",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ltm4625iy#pbf"
  ],
  "discovery_pitch": "LTM4625IY#PBF (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",
    "ltm4625iy-pbf.kicad_sym",
    "ltm4625iy-pbf.kicad_mod",
    "ltm4625iy-pbf.glb",
    "ltm4625iy-pbf.step",
    "ltm4625iy-pbf.lbr",
    "docs/hero.png",
    "docs/ltm4625iy-pbf-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ltm4625iy-pbf-hero.glb",
    "ltm4625iy-pbf-hero.overlay.json",
    "ltm4625iy-pbf-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}