AMS1117-2.5

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  "title": "AMS1117-2.5",
  "brief": "UMW Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
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    "package": "SOT-223",
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    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/33adf36a71e298ca40968a589cb6db3a.pdf",
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        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the fixed-output AMS1117-2.5. Datasheet symbol is 'GND/ADJ' because the same silicon serves both the fixed and adjustable variants; on the fixed 2.5V version this pin is the device ground return."
      },
      {
        "number": "2",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 2.5V output (min 2.450V, typ 2.500V, max 2.550V at IOUT=10mA, VIN=4.5V). Supplies up to 1A load current. Requires a 22µF tantalum output capacitor for device stability."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated input supply. Absolute maximum 18V; recommended operating input up to 12V. For the 2.5V variant a minimum input of ~4.5V is used in the datasheet characterization (VOUT + ~1.2V dropout at full load). A 10µF input bypass capacitor is recommended."
      }
    ],
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        "pages": 13,
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        "described": 3,
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        "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",
        "checked": "2026-10-07",
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        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "UMW",
      "Package": "SOT-223",
      "Category": "PMIC",
      "Pins": "3"
    }
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  "discovery_pitch": "AMS1117-2.5 (UMW) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
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      "mpn": "AMS1117-2.5",
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  "updated_at": "2026-09-24T16:22:10.011Z"
}