MD52E18WB6

{
  "slug": "md52e18wb6",
  "version": "0.1.0",
  "type": "component",
  "description": "Shanghai Mingda Microelectronics Linear Voltage Regulators (LDO), DFN1x1-4L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "md52e18wb6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "md52e18wb6.kicad_sym",
    "md52e18wb6.kicad_mod",
    "md52e18wb6.glb",
    "md52e18wb6.step",
    "md52e18wb6.lbr",
    "docs/hero.png",
    "docs/md52e18wb6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "md52e18wb6-hero.glb",
    "md52e18wb6-hero.overlay.json",
    "md52e18wb6-etched.glb"
  ],
  "component": {
    "mpn": "MD52E18WB6",
    "manufacturer": "Shanghai Mingda Microelectronics",
    "package": "DFN1x1-4L",
    "pin_count": 5,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/5c5c753dfa1b710d67c38488334283fa.pdf",
    "parts": {
      "symbol": "md52e18wb6.kicad_sym",
      "footprint": "md52e18wb6.kicad_mod",
      "model_3d": "md52e18wb6-hero.glb",
      "model_3d_plain": "md52e18wb6-etched.glb",
      "model_3d_step": "md52e18wb6-etched.step",
      "model_3d_step_plain": "md52e18wb6.step",
      "lbr": "md52e18wb6.lbr"
    },
    "distributor_links": {
      "lcsc": "C920343"
    },
    "distributor_check": {
      "checked_at": "2026-11-09T06:45:38Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VIN",
        "type": "power_in",
        "description": "Power input with a 2.2V to 7V operating range (absolute maximum 8V), decoupled with a CIN of 1.0µF or more placed close to the IC."
      },
      {
        "number": "2",
        "name": "EN",
        "type": "input",
        "description": "Active-high ON/OFF enable with VEN high of 1.0V to 7.0V and low of 0V to 0.38V, and a low level turns the IC off and enables COUT auto-discharge."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the regulator."
      },
      {
        "number": "4",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output (1.8V for MD52E18WB6) delivering up to 500mA, with COUT of 1.0µF or more and not to exceed VIN+0.3V."
      },
      {
        "number": "5",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad of the DFN1*1-4L package; the datasheet does not state its connection."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin diagram is extracted as text only (rows '4 3' / '1 2' with labels 'VOUT GND' / 'VIN EN'). Mappin; Exposed pad is shown as pin 5 (EP) but the datasheet gives no instruction for its connection (e.g., "
        ],
        "pages_sent": 14,
        "cost_usd": 0.0548,
        "at": "2026-11-09T06:45:31"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/5c5c753dfa1b710d67c38488334283fa.pdf",
        "pages": 14,
        "sha256": "11f4b5d8b0feb201",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          1.0,
          0.98,
          0.57
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "86e5f8eefe287160705813dbaa7f6606754ab347715fbffa4ee680635c44541f",
        "checked": "2026-11-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "md52e18wb6-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          0.98,
          0.57
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "8bb42a8f1d330cc5c4a3e476e2edd7c74fa5e1ed374ecb4feb0de6f116cf591f",
        "checked": "2026-11-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}