MPQ2459GJ-AEC1-Z

{
  "slug": "mpq2459gj-aec1-z",
  "version": "0.1.0",
  "type": "component",
  "description": "Monolithic Power Systems DC-DC Converters, TSOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "mpq2459gj-aec1-z",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mpq2459gj-aec1-z.kicad_sym",
    "mpq2459gj-aec1-z.kicad_mod",
    "mpq2459gj-aec1-z.glb",
    "mpq2459gj-aec1-z.step",
    "mpq2459gj-aec1-z.lbr",
    "docs/hero.png",
    "docs/mpq2459gj-aec1-z-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mpq2459gj-aec1-z-hero.glb",
    "mpq2459gj-aec1-z-hero.overlay.json",
    "mpq2459gj-aec1-z-etched.glb"
  ],
  "component": {
    "mpn": "MPQ2459GJ-AEC1-Z",
    "manufacturer": "Monolithic Power Systems",
    "package": "TSOT-23-6",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589836773703782400",
    "parts": {
      "symbol": "mpq2459gj-aec1-z.kicad_sym",
      "footprint": "mpq2459gj-aec1-z.kicad_mod",
      "model_3d": "mpq2459gj-aec1-z-hero.glb",
      "model_3d_plain": "mpq2459gj-aec1-z-etched.glb",
      "model_3d_step": "mpq2459gj-aec1-z-etched.step",
      "model_3d_step_plain": "mpq2459gj-aec1-z.step",
      "lbr": "mpq2459gj-aec1-z.lbr"
    },
    "distributor_links": {
      "lcsc": "C3194253",
      "digikey": "1589-1784-2-ND",
      "mouser": "946-MPQ2459GJ-AEC1-Z"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T05:26:34Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "1589-1784-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "946-MPQ2459GJ-AEC1-Z",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "BST",
        "type": "power_out",
        "description": "Bootstrap pin: connect a capacitor between SW and BST to form a floating supply for the power-switch driver, with VBS limited to VSW + 6V (absolute maximum); the datasheet recommends a 0.1µF to 1µF BST capacitor."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground and voltage reference for the regulated output; requires special layout, placed outside the D1-to-C1 ground path to keep switching spikes from introducing voltage noise."
      },
      {
        "number": "3",
        "name": "FB",
        "type": "input",
        "description": "Feedback input that sets the output voltage through an external resistor divider from the output to GND; the frequency foldback comparator lowers the oscillator frequency when VFB is below 250mV to prevent current-limit runaway during a short circuit."
      },
      {
        "number": "4",
        "name": "EN",
        "type": "input",
        "description": "ON/OFF control: pull EN above 1.2V to turn the device on, and connect a 100kΩ resistor from EN to IN for automatic enable; all other pins are rated -0.3V to +6V absolute maximum."
      },
      {
        "number": "5",
        "name": "IN",
        "type": "power_in",
        "description": "Supply input for the 4.5V to 55V unregulated input range; requires C1 to prevent large voltage spikes at the input, with VIN absolute maximum of 60V."
      },
      {
        "number": "6",
        "name": "SW",
        "type": "output",
        "description": "Switch output connecting the internal power MOSFET to the inductor and external Schottky diode, with VSW rated from -0.3V to VIN + 0.3V (absolute maximum)."
      }
    ],
    "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 assign a KiCad ERC class to BST. power_out was chosen because BST is the floa; GND and IN are typed power_in per the KiCad convention given in the instructions. The datasheet desc"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0531,
        "at": "2026-10-18T05:22:48"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589836773703782400",
        "pages": 13,
        "sha256": "b58e72067d61118a",
        "source_tier": "lcsc"
      },
      "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": "mpq2459gj-aec1-z.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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1007b8f67a3e81e2c5182bfd1fd27afe4d8d3710e0bfa1a14b8a91db8b595eb5",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mpq2459gj-aec1-z-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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "6a8138f088949056fdf9ceaa24dc3292b3e4ce74a497ad120a88d1b04752dfce",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}