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Ray Set visibility: public 0d2a7f2 7d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "me2108b50pg",
  "title": "ME2108B50PG",
  "brief": "MICRONE DC-DC Converters, SOT-89-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management ics",
    "me2108b50pg",
    "factory-2.0.0",
    "extractor-text"
  ],
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    "manufacturer": "MICRONE",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "Power Management ICs",
    "subcategory": "DC-DC Converters",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/722de089dd5bbe49c6eb0ffce289535a.pdf",
    "parts": {
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      "footprint": "me2108b50pg.kicad_mod",
      "model_3d": "me2108b50pg-hero.glb",
      "model_3d_plain": "me2108b50pg-etched.glb",
      "model_3d_step": "me2108b50pg-etched.step",
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      "lbr": "me2108b50pg.lbr"
    },
    "distributor_links": {
      "lcsc": "C236795"
    },
    "distributor_check": {
      "checked_at": "2026-10-31T18:35:49Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Vss",
        "type": "power_in",
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      },
      {
        "number": "2",
        "name": "Vout",
        "type": "power_in",
        "description": "Output voltage monitor pin that also serves as the IC internal power supply; the external capacitor should be connected with minimum wiring to it."
      },
      {
        "number": "3",
        "name": "Ext",
        "type": "output",
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    "provenance": {
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      "factory_chain": {
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        "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 types for Vout and Ext are inferred from the function text (IC supply and monitor input; transis"
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        "pages_sent": 17,
        "cost_usd": 0.0745,
        "at": "2026-10-31T18:35:31"
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        "pages": 17,
        "sha256": "9945b3a703ae45f0",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "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": [
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          4.5,
          1.52
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "me2108b50pg-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
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        "footprint_binding": "identity",
        "sha256": "2489bac6f0fbcc0d63c6fa4bf902783f8e0291bcb77d113ed95be441748768af",
        "checked": "2026-10-31",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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    "package_dims": {
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      "source_page": 14,
      "D": {
        "nom_mm": 4.5,
        "range_mm": [
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          4.6
        ]
      },
      "E1": {
        "nom_mm": 2.45,
        "range_mm": [
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          2.6
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      },
      "E": {
        "nom_mm": 4.17,
        "range_mm": [
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          4.4
        ]
      },
      "e": {
        "nom_mm": 1.5,
        "range_mm": [
          null,
          null
        ]
      },
      "A": {
        "nom_mm": 1.5,
        "range_mm": [
          1.4,
          1.6
        ]
      },
      "source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
      "model_check": {
        "file": "me2108b50pg.step",
        "verdict": "PASS",
        "reasons": [
          "height and body within the datasheet's package drawing"
        ],
        "by": "factory/package_fit.py"
      }
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "MICRONE",
      "Package": "SOT-89-3",
      "Category": "Power Management ICs",
      "Pins": "3"
    },
    "appearance": {
      "housing": {
        "quote": "body, such as exercise equipment, medical equipment, security systems, gas equipment, or any apparatus installed in airplanes and other vehicles, without prior written permission of Nanjing Micro",
        "page": 17,
        "doc": "ds.pdf",
        "material": "ppa"
      },
      "version": 1,
      "datasheet_sha256": "9945b3a703ae45f0a9eccf8bafb19d976063c40cea7dba96c7fba372e9430401"
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    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "9945b3a703ae45f0a9eccf8bafb19d976063c40cea7dba96c7fba372e9430401",
      "rows": [
        {
          "name": "Oscillation Start-up Voltage",
          "symbol": "Vstart",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.8,
          "max": 0.9,
          "conditions": "IOUT=1mA, VIN: 0→2V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6.5,
          "conditions": "Vdd input voltage",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Lx Pin voltage",
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          "typ": null,
          "max": 6.5,
          "conditions": "",
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        },
        {
          "name": "EXT Pin voltage",
          "symbol": "VEXT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "-0.3~Vout+0.3",
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        {
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        {
          "name": "EXT Pin current",
          "symbol": "IEXT",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "±30",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Continuous Total Power Dissipation SOT89-3",
          "symbol": "Pd",
          "kind": "absolute_maximum",
          "unit": "W",
          "min": null,
          "typ": null,
          "max": 1.25,
          "conditions": "SOT89-3",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature",
          "symbol": "TOpr",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -25,
          "typ": null,
          "max": 85,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature",
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          "unit": "℃",
          "min": -40,
          "typ": null,
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          "conditions": "",
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          "source": "datasheet"
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        {
          "name": "Storage Temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Soldering temperature",
          "symbol": "Tsolder",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10s",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Oscillation Hold Voltage",
          "symbol": "Vhold",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.45,
          "max": null,
          "conditions": "IOUT=1mA, VIN: 2→0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Supply Current 1",
          "symbol": "IDD1",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "No external component, Vout=Vout×0.95",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "Supply Current 2",
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          "kind": "electrical",
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          "typ": 12,
          "max": null,
          "conditions": "Vout=Vout+0.5V",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "Lx Switching Current",
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          "kind": "electrical",
          "unit": "mA",
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          "typ": 360,
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          "source": "datasheet"
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        {
          "name": "Lx Leakage Current",
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          "kind": "electrical",
          "unit": "µA",
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          "max": 0.5,
          "conditions": "Vout=VLX=6V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Oscillation Frequency",
          "symbol": "Fosc",
          "kind": "electrical",
          "unit": "kHz",
          "min": null,
          "typ": 180,
          "max": null,
          "conditions": "Vout=set Vout×0.95",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "Duty Ratio",
          "symbol": "Maxdty",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 84,
          "max": null,
          "conditions": "on(VLX“L”)side",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Efficiency",
          "symbol": "EFFI",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 85,
          "max": null,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction to air SOT89-3",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "SOT89-3",
          "source_page": 6,
          "source": "datasheet"
        }
      ]
    }
  },
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  "sections": [
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    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "me2108b50pg"
  ],
  "discovery_pitch": "ME2108B50PG (MICRONE) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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  "visibility": {
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}