MD57E12WB6

{
  "slug": "md57e12wb6",
  "version": "0.1.0",
  "type": "component",
  "description": "Shanghai Mingda Microelectronics Linear Voltage Regulators (LDO), XDFN-4-EP(1x1). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "md57e12wb6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "md57e12wb6.kicad_sym",
    "md57e12wb6.kicad_mod",
    "md57e12wb6.glb",
    "md57e12wb6.step",
    "md57e12wb6.lbr",
    "docs/hero.png",
    "docs/md57e12wb6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "md57e12wb6-hero.glb",
    "md57e12wb6-hero.overlay.json",
    "md57e12wb6-etched.glb"
  ],
  "component": {
    "mpn": "MD57E12WB6",
    "manufacturer": "Shanghai Mingda Microelectronics",
    "package": "XDFN-4-EP(1x1)",
    "pin_count": 5,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/ad8e18d6b588892849a4b5d1564b8faa.pdf",
    "parts": {
      "symbol": "md57e12wb6.kicad_sym",
      "footprint": "md57e12wb6.kicad_mod",
      "model_3d": "md57e12wb6-hero.glb",
      "model_3d_plain": "md57e12wb6-etched.glb",
      "model_3d_step": "md57e12wb6-etched.step",
      "model_3d_step_plain": "md57e12wb6.step",
      "lbr": "md57e12wb6.lbr"
    },
    "distributor_links": {
      "lcsc": "C920544"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T01:42:12Z",
      "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": "Input supply pin, specified from 2.2 V to 5.5 V with an absolute maximum rating of -0.3 V to 6.0 V, and requires a 1 µF ceramic input capacitor."
      },
      {
        "number": "2",
        "name": "EN",
        "type": "input",
        "description": "Enable input: the voltage must exceed VENH (0.85 V min) to fully enable the device and be below VENL (0.35 V max) to disable it and activate output discharge, and it is internally pulled down to GND through 1 MΩ."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the regulator."
      },
      {
        "number": "4",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output of 1.2 V for this part (±2% tolerance) rated up to 300 mA, requiring at least a 1 µF ceramic output capacitor that may be placed up to 10 cm away."
      },
      {
        "number": "5",
        "name": "EP",
        "type": "passive",
        "description": "Exposed thermal pad shown on the package drawing; the datasheet does not state its electrical function or required connection."
      }
    ],
    "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 EP exposed pad is labeled with the number 5 in the text-extracted drawing, and the datasheet doe; The DFN pin pattern was reconstructed from a garbled text extraction of the top view (numbers 4 3 ov"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0408,
        "at": "2026-11-05T01:42:05"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/ad8e18d6b588892849a4b5d1564b8faa.pdf",
        "pages": 12,
        "sha256": "42680ba6ee0683b4",
        "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"
    },
    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          1.0,
          0.385
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1fcbe51eaca76e761de8aac3070a55467f3017cf1867ff062861bcfffd48546a",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "md57e12wb6-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          1.0,
          0.385
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "72721ffdeae41d7f19b3a1d0510651ac52e336759c8f520e0dbeb37af5166287",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}