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Ray Set visibility: public 06b59af 17h ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "lm2841ymk-adjl",
  "title": "LM2841YMK-ADJL",
  "brief": "Texas Instruments DC-DC Converters, TSOT-23-6L. 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)",
    "lm2841ymk-adjl",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LM2841YMK-ADJL",
    "manufacturer": "Texas Instruments",
    "package": "TSOT-23-6L",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/lit/ds/symlink/lm2841.pdf",
    "parts": {
      "symbol": "lm2841ymk-adjl.kicad_sym",
      "footprint": "lm2841ymk-adjl.kicad_mod",
      "model_3d": "lm2841ymk-adjl-hero.glb",
      "model_3d_plain": "lm2841ymk-adjl-etched.glb",
      "model_3d_step": "lm2841ymk-adjl-etched.step",
      "model_3d_step_plain": "lm2841ymk-adjl.step",
      "lbr": "lm2841ymk-adjl.lbr"
    },
    "distributor_links": {
      "lcsc": "C2070699"
    },
    "distributor_check": {
      "checked_at": "2026-11-06T02:06:21Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "CB",
        "type": "input",
        "description": "SW FET gate bias voltage; connect the CBOOT capacitor between CB and SW."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection for the device."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Feedback pin sets VOUT = VFB(1 + R1/R2), and resistors must be from 100 Ω to 10 kΩ to avoid input bias errors."
      },
      {
        "number": "4",
        "name": "SHDN",
        "type": "input",
        "description": "Logic-level shutdown input that pulls to GND to disable and high to enable the device, and must not be allowed to float."
      },
      {
        "number": "5",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input voltage pin with a 4.5-V to 42-V normal operating range."
      },
      {
        "number": "6",
        "name": "SW",
        "type": "output",
        "description": "Power FET output that connects to the inductor, diode, and CBOOT capacitor."
      }
    ],
    "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 pinout is from the 6-pin DDC (SOT-23-THIN, shown as TSOT-23-6L) package on page 3. The page 19 o"
        ],
        "pages_sent": 8,
        "cost_usd": 0.0109,
        "at": "2026-11-06T02:06:00"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/lm2841.pdf",
        "pages": 28,
        "sha256": "8a38a14f123a248e",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lm2841ymk-adjl.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          0.95
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "1007b8f67a3e81e2c5182bfd1fd27afe4d8d3710e0bfa1a14b8a91db8b595eb5",
        "checked": "2026-11-06",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm2841ymk-adjl-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          0.95
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f38f8b7e6b81377f965a7c2375e985c05a3091f489694e26c31a7a8c941d27c9",
        "checked": "2026-11-06",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSOT-23-6L",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    },
    "appearance": {
      "contacts": {
        "quote": "to the FB pin, and away from the inductor to minimize coupling noise into the feedback pin. The input bypass capacitor CIN must be placed close to the VIN pin. This reduces copper trace resistance, wh",
        "page": 16,
        "doc": "ds.pdf",
        "material": "copper"
      },
      "version": 1,
      "datasheet_sha256": "8a38a14f123a248efb01cc98c1e4bba3d2faa586f68f311ede68ba5062ff8302"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "8a38a14f123a248efb01cc98c1e4bba3d2faa586f68f311ede68ba5062ff8302",
      "rows": [
        {
          "name": "Quiescent current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 16,
          "max": null,
          "conditions": "SHDN = 0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 40,
          "conditions": "SHDN = 0 V; TJ = -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current, device ON not switching",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1.3,
          "max": null,
          "conditions": "Device ON, not switching",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current, device ON not switching",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1.75,
          "conditions": "Device ON, not switching; TJ = -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current, device ON no load",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1.35,
          "max": null,
          "conditions": "Device ON, no load",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current, device ON no load",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1.85,
          "conditions": "Device ON, no load; TJ = -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switch ON resistance",
          "symbol": "RDSON",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.9,
          "max": null,
          "conditions": "See (4)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switch ON resistance",
          "symbol": "RDSON",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": null,
          "max": 1.6,
          "conditions": "TJ = -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switch leakage current",
          "symbol": "ILSW",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0,
          "max": null,
          "conditions": "VIN = 42 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switch leakage current",
          "symbol": "ILSW",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "VIN = 42 V; TJ = -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switch current limit LM2841",
          "symbol": "ICL",
          "kind": "electrical",
          "unit": "mA",
          "min": 525,
          "typ": null,
          "max": null,
          "conditions": "LM2841(5)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switch current limit LM2841",
          "symbol": "ICL",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 900,
          "conditions": "LM2841(5); TJ = -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Feedback pin bias current",
          "symbol": "IFB",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.1,
          "max": null,
          "conditions": "LM284[0,1,2](6)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Feedback pin bias current",
          "symbol": "IFB",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "LM284[0,1,2](6); TJ = -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "FB pin reference voltage",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.765,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "FB pin reference voltage",
          "symbol": "VFB",
          "kind": "electrical",
          "unit": "V",
          "min": 0.747,
          "typ": null,
          "max": 0.782,
          "conditions": "TJ = -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Minimum ON-time",
          "symbol": "tON(min)",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "See (7)",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Minimum ON-time",
          "symbol": "tON(min)",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "See (7); TJ = -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Minimum OFF-time Y option",
          "symbol": "tOFF(min)",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": 104,
          "max": null,
          "conditions": "Y option",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Minimum OFF-time Y option",
          "symbol": "tOFF(min)",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "Y option; TJ = -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switching frequency Y option",
          "symbol": "fSW",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 1.25,
          "max": null,
          "conditions": "Y option, VFB = 0.5 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switching frequency Y option",
          "symbol": "fSW",
          "kind": "electrical",
          "unit": "MHz",
          "min": 0.95,
          "typ": null,
          "max": 1.5,
          "conditions": "Y option, VFB = 0.5 V; TJ = -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Switching frequency Y option",
          "symbol": "fSW",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 0.35,
          "max": null,
          "conditions": "Y option, VFB = 0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum duty cycle Y option",
          "symbol": "DMAX",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 87,
          "max": null,
          "conditions": "Y option",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Maximum duty cycle Y option",
          "symbol": "DMAX",
          "kind": "electrical",
          "unit": "%",
          "min": 81,
          "typ": null,
          "max": null,
          "conditions": "Y option; TJ = -40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Undervoltage lockout on threshold",
          "symbol": "VUVP",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 3.7,
          "max": null,
          "conditions": "On threshold",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Undervoltage lockout on threshold",
          "symbol": "VUVP",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 4.4,
          "conditions": "On threshold; TJ = -40°C to 125°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Undervoltage lockout off threshold",
          "symbol": "VUVP",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 3.5,
          "max": null,
          "conditions": "Off threshold",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Undervoltage lockout off threshold",
          "symbol": "VUVP",
          "kind": "electrical",
          "unit": "V",
          "min": 3.25,
          "typ": null,
          "max": null,
          "conditions": "Off threshold; TJ = -40°C to 125°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Shutdown threshold device ON",
          "symbol": "VSHDN",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "Device ON",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Shutdown threshold device ON",
          "symbol": "VSHDN",
          "kind": "electrical",
          "unit": "V",
          "min": 2.3,
          "typ": null,
          "max": null,
          "conditions": "Device ON; TJ = -40°C to 125°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Shutdown threshold device OFF",
          "symbol": "VSHDN",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.9,
          "max": null,
          "conditions": "Device OFF",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Shutdown threshold device OFF",
          "symbol": "VSHDN",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "Device OFF; TJ = -40°C to 125°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Shutdown pin input bias current",
          "symbol": "ISHDN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.05,
          "max": null,
          "conditions": "VSHDN = 2.3 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Shutdown pin input bias current",
          "symbol": "ISHDN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "VSHDN = 2.3 V; TJ = -40°C to 125°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Shutdown pin input bias current",
          "symbol": "ISHDN",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 0.02,
          "max": null,
          "conditions": "VSHDN = 0 V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Input voltage VIN absolute maximum",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 45,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "SHDN voltage absolute maximum",
          "symbol": "SHDN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 45,
          "conditions": "(VIN + 0.3 V) < 45 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "SW voltage absolute maximum",
          "symbol": "SW",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 45,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "CB voltage above SW voltage absolute maximum",
          "symbol": "CB",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "CB voltage above SW voltage",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "FB voltage absolute maximum",
          "symbol": "FB",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating junction temperature",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
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