LM53601MQDSXRQ1

{
  "slug": "lm53601mqdsxrq1",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments DC-DC Converters, WSON-10-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm53601mqdsxrq1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm53601mqdsxrq1.kicad_sym",
    "lm53601mqdsxrq1.kicad_mod",
    "lm53601mqdsxrq1.glb",
    "lm53601mqdsxrq1.step",
    "lm53601mqdsxrq1.lbr",
    "docs/hero.png",
    "docs/lm53601mqdsxrq1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm53601mqdsxrq1-hero.glb",
    "lm53601mqdsxrq1-hero.overlay.json"
  ],
  "component": {
    "mpn": "LM53601MQDSXRQ1",
    "manufacturer": "Texas Instruments",
    "package": "WSON-10-EP(3x3)",
    "pin_count": 11,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm53601-q1",
    "parts": {
      "symbol": "lm53601mqdsxrq1.kicad_sym",
      "footprint": "lm53601mqdsxrq1.kicad_mod",
      "model_3d": "lm53601mqdsxrq1-hero.glb",
      "model_3d_plain": "lm53601mqdsxrq1.glb",
      "model_3d_step": "lm53601mqdsxrq1-etched.step",
      "model_3d_step_plain": "lm53601mqdsxrq1.step",
      "lbr": "lm53601mqdsxrq1.lbr"
    },
    "distributor_links": {
      "lcsc": "C1849537",
      "digikey": "296-LM53601MQDSXRQ1TR-ND",
      "mouser": "595-LM53601MQDSXRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T22:10:36Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-LM53601MQDSXRQ1TR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-LM53601MQDSXRQ1",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SW",
        "type": "power_out",
        "description": "Regulator switch node that connects to the output inductor; absolute maximum SW to GND is -0.3 V to VIN+0.3 V."
      },
      {
        "number": "2",
        "name": "BOOT",
        "type": "input",
        "description": "High-side gate driver upper supply rail; connect a 100-nF capacitor from SW to BOOT, and BOOT to SW is limited to 3.6 V absolute maximum."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_out",
        "description": "Internal 3-V regulator output that supplies the internal control circuits; connect a high-quality 1.0-µF capacitor from this pin to GND on adjustable versions, and VCC is limited to 3.6 V absolute maximum."
      },
      {
        "number": "4",
        "name": "FB",
        "type": "input",
        "description": "On the adjustable version, this is the output voltage feedback input, connected to the output through a voltage divider that sets the output; FB to GND is limited to 5.5 V absolute maximum and the adjustment range is 3.3 V to 6 V."
      },
      {
        "number": "5",
        "name": "BIAS",
        "type": "power_in",
        "description": "On the adjustable version, this is the power source for the VCC regulator; connect it to the output node with a 10-nF bypass capacitor placed immediately adjacent to the pin, and BIAS to GND is limited to 16 V absolute maximum."
      },
      {
        "number": "6",
        "name": "RESET",
        "type": "output",
        "description": "Open-drain reset output that needs a current-limiting pull-up to a suitable supply, reads high when the regulator is OK and low on a fault or when EN is low; RESET to GND is limited to 8 V with 8 mA maximum sink current."
      },
      {
        "number": "7",
        "name": "EN",
        "type": "input",
        "description": "Enable input where high turns the regulator on and low turns it off; it may be tied to VIN but must not float, and EN to GND is limited to 42 V (≤100 ms, ≤1% duty)."
      },
      {
        "number": "8",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply to the regulator with an operating range of 3.8 V to 36 V after startup and a 42 V absolute maximum; connect input bypass capacitors directly between this pin and GND."
      },
      {
        "number": "9",
        "name": "SYNC/MODE",
        "type": "input",
        "description": "Multifunction mode input tolerant up to VIN: a valid external clock forces PWM and synchronizes the switching on its rising edge, high forces PWM at the internal clock, low selects AUTO mode with diode emulation at light load, and it must not float."
      },
      {
        "number": "10",
        "name": "GND",
        "type": "power_in",
        "description": "Power ground that should be bypassed to VIN immediately adjacent to this pin."
      },
      {
        "number": "11",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "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 MPN LM53601MQDSXRQ1 is the adjustable version (Device Comparison table, page 3), so pins 4 and 5; The exposed pad is labeled DAP rather than a numbered pin, so it is listed with number 'DAP' as prin; Pin types were mapped to KiCad ERC classes from the datasheet's I/O/P/G letters. The datasheet marks",
          "exposed pad 11 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 10,
        "cost_usd": 0.0851,
        "at": "2026-10-08T22:09:58"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm53601-q1",
        "pages": 51,
        "sha256": "d174c97c59a34282",
        "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": "lm53601mqdsxrq1.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          2.98,
          1.02
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1b436233b33ebba84da89538e97b0062d5b95e5ae0b484c46c569cb67274a3a5",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm53601mqdsxrq1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b6ca9e977119a35ef2a6655d65426168e4c3107b81c211fa6fe793ea901cd749",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}