MD7218E36PC1

{
  "slug": "md7218e36pc1",
  "version": "0.1.0",
  "type": "component",
  "description": "Shanghai Mingda Microelectronics Linear Voltage Regulators (LDO), SOT-89-5L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "md7218e36pc1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "md7218e36pc1.kicad_sym",
    "md7218e36pc1.kicad_mod",
    "md7218e36pc1.glb",
    "md7218e36pc1.step",
    "md7218e36pc1.lbr",
    "docs/hero.png",
    "docs/md7218e36pc1-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "md7218e36pc1-hero.glb",
    "md7218e36pc1-hero.overlay.json",
    "md7218e36pc1-etched.glb"
  ],
  "component": {
    "mpn": "MD7218E36PC1",
    "manufacturer": "Shanghai Mingda Microelectronics",
    "package": "SOT-89-5L",
    "pin_count": 5,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/b4571cf0038c5b47f040095bde448bc2.pdf",
    "parts": {
      "symbol": "md7218e36pc1.kicad_sym",
      "footprint": "md7218e36pc1.kicad_mod",
      "model_3d": "md7218e36pc1-hero.glb",
      "model_3d_plain": "md7218e36pc1-etched.glb",
      "model_3d_step": "md7218e36pc1-etched.step",
      "model_3d_step_plain": "md7218e36pc1.step",
      "lbr": "md7218e36pc1.lbr"
    },
    "distributor_links": {
      "lcsc": "C920505"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T17:06:35Z",
      "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; the electrical characteristics give an input voltage range of 2.2V to 18V, and the absolute maximum input voltage is 15V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin, shown as the centre pin of the SOT89-5L package; the datasheet gives no separate limit for it."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable pin; the datasheet does not state its threshold levels or its behaviour."
      },
      {
        "number": "4",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output pin delivering up to 1A; the VOUT potential must not exceed VIN+0.3V, otherwise reverse current can destroy the IC."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "Marked NC in the pin figure; the datasheet gives no function for this pin."
      }
    ],
    "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 SOT89-5L pin map was read from garbled, interleaved figure text on page 2, so the pin-to-name as"
        ],
        "pages_sent": 15,
        "cost_usd": 0.0255,
        "at": "2026-11-05T17:06:28"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/b4571cf0038c5b47f040095bde448bc2.pdf",
        "pages": 15,
        "sha256": "a1ab1acfaf9f63a7",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "md7218e36pc1.step",
        "role": "plain",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          4.5,
          1.5
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5bf9133f79d12f58c4da043d3892ba5cec700de6f3255a5358e7ec3200be4733",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "md7218e36pc1-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "centre_offset_mm": 0.0,
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        "sha256": "7ac839369d5580155dd5ebc78c8b1a04cc4bd1418ce1a04d5f5105844441fbd5",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
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  }
}