ME2188A28TG

{
  "slug": "me2188a28tg",
  "version": "0.1.0",
  "type": "component",
  "description": "MICRONE DC-DC Converters, TO-92-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "me2188a28tg",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "me2188a28tg.kicad_sym",
    "me2188a28tg.kicad_mod",
    "me2188a28tg.glb",
    "me2188a28tg.step",
    "me2188a28tg.lbr",
    "docs/hero.png",
    "docs/me2188a28tg-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "me2188a28tg-hero.glb",
    "me2188a28tg-hero.overlay.json",
    "me2188a28tg-etched.glb"
  ],
  "component": {
    "mpn": "ME2188A28TG",
    "manufacturer": "MICRONE",
    "package": "TO-92-3",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588891543566893056",
    "parts": {
      "symbol": "me2188a28tg.kicad_sym",
      "footprint": "me2188a28tg.kicad_mod",
      "model_3d": "me2188a28tg-hero.glb",
      "model_3d_plain": "me2188a28tg-etched.glb",
      "model_3d_step": "me2188a28tg-etched.step",
      "model_3d_step_plain": "me2188a28tg.step",
      "lbr": "me2188a28tg.lbr"
    },
    "distributor_links": {
      "lcsc": "C236830"
    },
    "distributor_check": {
      "checked_at": "2026-10-21T01:26:53Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin that must be well grounded, because otherwise the internal zero potential varies with switching current and makes operation unstable."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Output voltage pin; the datasheet gives output accuracy of ±2%, a recommended 0.1µF ceramic capacitor between VOUT and GND, and an output capacitor of at least 40µF (47µF recommended)."
      },
      {
        "number": "3",
        "name": "LX",
        "type": "output",
        "description": "Energy-conversion switch pin with absolute maximum LX pin voltage of -0.3 to 6 V and LX pin current of 1000 mA."
      }
    ],
    "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 ordering examples list ME2188A33TG, not ME2188A28TG. The MPN decodes as 2.8V (A28), which is in ; The pin mapping for TO-92 comes from the pin-function table on page 3 (TO92 column: LX=3, VOUT=2, GN"
        ],
        "pages_sent": 12,
        "cost_usd": 0.0325,
        "at": "2026-10-21T01:22:09"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588891543566893056",
        "pages": 12,
        "sha256": "8fd7526a1944d23d",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
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        "file": "me2188a28tg.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          4.83,
          3.745,
          9.8
        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "f0b61c32ecbf0067157adc5a3d4966ceadf5d6dafe93c51af35f76c41c71a54a",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "me2188a28tg-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "body on z = 0, through-hole leads below",
        "extents_mm": [
          4.83,
          3.745,
          9.8
        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "f8fab96778d018d07d5ebda538eca9f2b54ec09720283411177903656002953d",
        "checked": "2026-10-21",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}