MP2235SGJ-Z

{
  "slug": "mp2235sgj-z",
  "version": "0.1.0",
  "type": "component",
  "description": "Monolithic Power Systems DC-DC Converters, TSOT-23-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "mp2235sgj-z",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mp2235sgj-z.kicad_sym",
    "mp2235sgj-z.kicad_mod",
    "mp2235sgj-z.glb",
    "mp2235sgj-z.step",
    "mp2235sgj-z.lbr",
    "docs/hero.png",
    "docs/mp2235sgj-z-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mp2235sgj-z-hero.glb",
    "mp2235sgj-z-hero.overlay.json",
    "mp2235sgj-z-etched.glb"
  ],
  "component": {
    "mpn": "MP2235SGJ-Z",
    "manufacturer": "Monolithic Power Systems",
    "package": "TSOT-23-8",
    "pin_count": 8,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/92d313bc5aa0894c751a71295d8de985.pdf",
    "parts": {
      "symbol": "mp2235sgj-z.kicad_sym",
      "footprint": "mp2235sgj-z.kicad_mod",
      "model_3d": "mp2235sgj-z-hero.glb",
      "model_3d_plain": "mp2235sgj-z-etched.glb",
      "model_3d_step": "mp2235sgj-z-etched.step",
      "model_3d_step_plain": "mp2235sgj-z.step",
      "lbr": "mp2235sgj-z.lbr"
    },
    "distributor_links": {
      "lcsc": "C5775941",
      "digikey": "1589-1573-2-ND",
      "mouser": "946-MP2235SGJ-Z"
    },
    "distributor_check": {
      "checked_at": "2026-10-28T18:56:18Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "1589-1573-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "946-MP2235SGJ-Z",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SS",
        "type": "passive",
        "description": "Soft-start pin: connect an external capacitor to program the soft-start time, which the internal 11 µA source charges up to the 0.804 V reference."
      },
      {
        "number": "2",
        "name": "IN",
        "type": "power_in",
        "description": "Supply voltage input for the internal MOSFET and regulator, operating from +4.5 V to +16 V, and it requires a low-ESR, low-inductance decoupling capacitor placed very close to the pin."
      },
      {
        "number": "3",
        "name": "SW",
        "type": "output",
        "description": "Switch output connected to the inductor and bootstrap capacitor, driven up to VIN during the PWM on-time and pulled negative by the inductor current during off-time."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "System ground and reference ground for the regulated output voltage, to be connected to the PCB ground plane with copper and vias."
      },
      {
        "number": "5",
        "name": "BST",
        "type": "passive",
        "description": "Bootstrap pin that requires a capacitor connected between SW and BST to form a floating supply for the high-side switch driver."
      },
      {
        "number": "6",
        "name": "EN/SYNC",
        "type": "input",
        "description": "Enable input: drive high to enable the regulator, and apply an external 300 kHz to 2 MHz clock to change the switching frequency; an internal 6.5 V Zener clamps the pin, and direct drive requires the source to be limited to 6 V or less."
      },
      {
        "number": "7",
        "name": "VCC",
        "type": "power_out",
        "description": "Internal 5 V LDO output that powers the driver and control circuits, to be decoupled with a 0.1 µF to 0.22 µF capacitor, and capacitors of 0.22 µF or larger must not be used."
      },
      {
        "number": "8",
        "name": "FB",
        "type": "input",
        "description": "Feedback input connected to the tap of the external output resistor divider to set VOUT, with frequency foldback when FB is below 400 mV."
      }
    ],
    "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 is MP2235SGJ-Z; the -Z suffix denotes tape and reel of the same TSOT23-8 package (ordering t"
        ],
        "pages_sent": 19,
        "cost_usd": 0.0767,
        "at": "2026-10-28T18:56:10"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/92d313bc5aa0894c751a71295d8de985.pdf",
        "pages": 19,
        "sha256": "7c64da2fb3c268a3",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "mp2235sgj-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": "dc644a91883054d8f75e38542e63c2050dc8f2e8b7f12e1c57dcd93245fbd473",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mp2235sgj-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": "71ed63db436ba4e2706e6bda1740c83b9d10dc58d6d322414ee480d3e413a148",
        "checked": "2026-10-28",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}