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Ray Set visibility: public aa9f5c2 8d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "ltc3622ede-2-pbf",
  "title": "LTC3622EDE-2#PBF",
  "brief": "Analog Devices DC-DC Converters, DFN-14-EP(3x4). 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 ics",
    "ltc3622ede-2#pbf",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LTC3622EDE-2#PBF",
    "manufacturer": "Analog Devices",
    "package": "DFN-14-EP(3x4)",
    "pin_count": 15,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.analog.com/media/en/technical-documentation/data-sheets/LTC3622-3622-2-3622-23-5.pdf",
    "parts": {
      "symbol": "ltc3622ede-2-pbf.kicad_sym",
      "footprint": "ltc3622ede-2-pbf.kicad_mod",
      "model_3d": "ltc3622ede-2-pbf-hero.glb",
      "model_3d_plain": "ltc3622ede-2-pbf-etched.glb",
      "model_3d_step": "ltc3622ede-2-pbf-etched.step",
      "model_3d_step_plain": "ltc3622ede-2-pbf.step",
      "lbr": "ltc3622ede-2-pbf.lbr"
    },
    "distributor_links": {
      "lcsc": "C685357",
      "digikey": "LTC3622EDE-2#PBF-ND",
      "mouser": "584-LTC3622EDE-2#PBF"
    },
    "distributor_check": {
      "checked_at": "2026-10-30T21:13:50Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LTC3622EDE-2#PBF-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "584-LTC3622EDE-2#PBF",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN1",
        "type": "power_in",
        "description": "Input voltage of the channel 1 step-down regulator; this input also powers the INTVCC LDO."
      },
      {
        "number": "2",
        "name": "PGOOD1",
        "type": "output",
        "description": "Open-drain power good indicator for channel 1."
      },
      {
        "number": "3",
        "name": "MODE/SYNC",
        "type": "input",
        "description": "Selects Burst Mode operation when tied to INTVCC (400mA peak current clamp) or pulse-skipping operation when tied to GND, and synchronizes the switch clock when driven by an external clock (which also forces pulse-skipping mode)."
      },
      {
        "number": "4",
        "name": "PHASE",
        "type": "input",
        "description": "Phase select: tie to GND for 0° phase shift between channel 1 and channel 2 SW rising edges, or tie to INTVCC for 180° phase shift."
      },
      {
        "number": "5",
        "name": "PGOOD2",
        "type": "output",
        "description": "Open-drain power good indicator for channel 2."
      },
      {
        "number": "6",
        "name": "ILIM",
        "type": "input",
        "description": "Current limit select: tying to GND sets full current limit for both channels, tying to INTVCC drops it by a factor of 2 for both, and biasing to 1V sets channel 1 to full current and channel 2 to half."
      },
      {
        "number": "7",
        "name": "VIN2",
        "type": "power_in",
        "description": "Input voltage of the channel 2 step-down regulator, which may be a different voltage than VIN1."
      },
      {
        "number": "8",
        "name": "SW2",
        "type": "output",
        "description": "Switch node connection to the inductor of the channel 2 step-down regulator."
      },
      {
        "number": "9",
        "name": "RUN2",
        "type": "input",
        "description": "Logic-controlled RUN input for channel 2; logic high activates the regulator, and the pin must not be left floating."
      },
      {
        "number": "10",
        "name": "FB2",
        "type": "input",
        "description": "Feedback input to the channel 2 error amplifier; for adjustable outputs VOUT = 0.6V × [1 + (R2/R1)] up to VIN, and for fixed-VOUT options the FB pin connects directly to VOUT."
      },
      {
        "number": "11",
        "name": "INTVCC",
        "type": "power_out",
        "description": "Low dropout regulator output that must be bypassed with a low ESR capacitor of at least 1µF to ground."
      },
      {
        "number": "12",
        "name": "FB1",
        "type": "input",
        "description": "Feedback input to the channel 1 error amplifier; for adjustable outputs VOUT = 0.6V × [1 + (R2/R1)] up to VIN, and for fixed-VOUT options the FB pin connects directly to VOUT."
      },
      {
        "number": "13",
        "name": "RUN1",
        "type": "input",
        "description": "Logic-controlled RUN input for channel 1; logic high activates the regulator, and the pin must not be left floating."
      },
      {
        "number": "14",
        "name": "SW1",
        "type": "output",
        "description": "Switch node connection to the inductor of the channel 1 step-down regulator."
      },
      {
        "number": "15",
        "name": "GND",
        "type": "power_in",
        "description": "Ground for power and signal; the exposed pad must be soldered to PCB ground for rated electrical and thermal performance."
      }
    ],
    "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 were taken from the Pin Functions table, which gives the DFN (DE) numbers explicitly (e.; Pin 15 is the exposed die pad, which the datasheet states is GND and must be soldered to PCB ground.; The datasheet covers the whole LTC3622 family. The LTC3622EDE-2 is the 2.25MHz adjustable-output var"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0671,
        "at": "2026-10-30T21:13:33"
      },
      "datasheet": {
        "url": "https://www.analog.com/media/en/technical-documentation/data-sheets/LTC3622-3622-2-3622-23-5.pdf",
        "pages": 24,
        "sha256": "5a5216005c5220a2",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 15,
        "described": 15,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "ltc3622ede-2-pbf.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3,
          3.98,
          0.77
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "be5cff1a18ac6ffbe197561441c1546755e61de7ca02dcc6734fc20d3d6c79dd",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ltc3622ede-2-pbf-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3,
          3.98,
          0.77
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "83489b4aaf4706395cb03d12b9cace91d5e00eb94b22995fc9e127a430c9e31e",
        "checked": "2026-10-30",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ],
    "package_dims": {
      "package_code": "DE14 (DE Package, 14-Lead Plastic DFN 4mm × 3mm, LTC DWG # 05-08-1708 Rev B)",
      "source_page": 21,
      "D": {
        "nom_mm": 4,
        "range_mm": [
          null,
          null
        ]
      },
      "E1": {
        "nom_mm": 3,
        "range_mm": [
          null,
          null
        ]
      },
      "e": {
        "nom_mm": 0.5,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 0.75,
        "range_mm": [
          null,
          null
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "ltc3622ede-2-pbf.step",
        "verdict": "PASS",
        "reasons": [
          "height within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Analog Devices",
      "Package": "DFN-14-EP(3x4)",
      "Category": "Power Management ICs",
      "Pins": "15"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "5a5216005c5220a27819244d966b500c0b02f95895705c23dcf25bfea58bf122",
      "rows": [
        {
          "name": "VIN1, VIN2 Operating Voltage",
          "symbol": "VIN1, VIN2",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 17,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VOUT Operating Voltage",
          "symbol": "VOUT",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0.6,
          "typ": null,
          "max": null,
          "conditions": "Printed upper limit is VIN",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Quiescent Current, Active Mode",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 3,
          "max": 5,
          "conditions": "Active Mode, VRUN1 = VRUN2 = 2V (Note 4)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Quiescent Current, Burst Mode Operation",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Burst Mode Operation, VRUN1 = VRUN2 = 2V, MODE/SYNC = 3V, No Load",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Quiescent Current, Shutdown Mode",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 1,
          "conditions": "Shutdown Mode; VRUN1 = VRUN2 = 0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Regulated Feedback Voltage",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 0.594,
          "typ": 0.6,
          "max": 0.606,
          "conditions": "LTC3622/LTC3622-2",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Regulated Feedback Voltage over operating junction temperature range",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 0.591,
          "typ": 0.6,
          "max": 0.609,
          "conditions": "LTC3622/LTC3622-2, l (over operating junction temperature range)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "FB Input Current",
          "symbol": "IFB",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "LTC3622/LTC3622-2",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Reference Voltage Line Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "%/V",
          "min": null,
          "typ": 0.01,
          "max": 0.015,
          "conditions": "VIN = 2.7V to 17V (Note 5)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Load Regulation",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.1,
          "max": null,
          "conditions": "Note 5",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "NMOS Switch Leakage",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 1,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "PMOS Switch Leakage",
          "symbol": "",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": 1,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "NMOS On-Resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.15,
          "max": null,
          "conditions": "VIN = 5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "PMOS On-Resistance",
          "symbol": "RDS(ON)",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.37,
          "max": null,
          "conditions": "VIN = 5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum Duty Cycle",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": 100,
          "typ": null,
          "max": null,
          "conditions": "VFB = 0V, l",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Minimum On-Time",
          "symbol": "tON(MIN)",
          "kind": "electrical",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 75,
          "conditions": "VFB = 0.7V, VIN1 = VIN2 = 5",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "RUN Input High",
          "symbol": "VRUN",
          "kind": "electrical",
          "unit": "V",
          "min": 1,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "RUN Input Low",
          "symbol": "VRUN",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.35,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "RUN Input Current",
          "symbol": "",
          "kind": "electrical",
          "unit": "nA",
          "min": -20,
          "typ": 0.1,
          "max": 20,
          "conditions": "VRUN = 12V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VMODE Burst Mode Operation",
          "symbol": "VMODE",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.15,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "PHASE Input Threshold Input High",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "PHASE Input Threshold Input Low",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ILIM Input Threshold Input Low",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ILIM Peak Current Limit",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": 1.6,
          "typ": 1.8,
          "max": 2,
          "conditions": "VIN > 5V, VILIM = 0.1V (Both Channels)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ILIM Peak Current Limit",
          "symbol": "",
          "kind": "electrical",
          "unit": "A",
          "min": 0.8,
          "typ": 1,
          "max": 1.2,
          "conditions": "VIN > 5V, VILIM = INTVCC – 0.1V (Both Channels)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VINTVCC Undervoltage Lockout",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 2.3,
          "typ": 2.5,
          "max": 2.65,
          "conditions": "VIN Ramping Up",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VINTVCC Undervoltage Lockout Hysteresis",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 160,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VIN Overvoltage Lockout Rising",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 18,
          "typ": 19,
          "max": 20,
          "conditions": "l (over operating junction temperature range)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "VIN Overvoltage Lockout Hysteresis",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 300,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Oscillator Frequency",
          "symbol": "fOSC",
          "kind": "electrical",
          "unit": "MHz",
          "min": 1.8,
          "typ": 2.25,
          "max": 2.6,
          "conditions": "LTC3622-2/LTC3622-23/5, –40°C ≤ TA ≤ 150°C, l",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "External CLK Amplitude",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": 0.4,
          "typ": null,
          "max": null,
          "conditions": "Printed upper limit is VINTVCC – 0.3",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "SYNC Capture Range",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": 50,
          "typ": null,
          "max": 150,
          "conditions": "% of Programmed Frequency",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "INTVCC Voltage",
          "symbol": "VINTVCC",
          "kind": "electrical",
          "unit": "V",
          "min": 3.3,
          "typ": 3.6,
          "max": 3.9,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Power Good Range",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": -11,
          "typ": null,
          "max": -7.5,
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