UA78M09CKVURG3

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  "type": "component",
  "slug": "ua78m09ckvurg3",
  "title": "UA78M09CKVURG3",
  "brief": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252-3. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
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  "component": {
    "mpn": "UA78M09CKVURG3",
    "manufacturer": "Texas Instruments",
    "package": "TO-252-3",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2302281130_Texas-Instruments-UA78M09CKVURG3_C2867089.pdf",
    "parts": {
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    "distributor_links": {
      "digikey": "296-19533-2-ND",
      "lcsc": "C2867089"
    },
    "pins": [
      {
        "number": "1",
        "name": "INPUT",
        "type": "power_in",
        "description": "Unregulated supply input. Recommended input voltage range for the UA78M09 is 11.5 V to 26 V (absolute maximum 35 V). A 0.33 uF ceramic capacitor should be placed close to this pin for input decoupling."
      },
      {
        "number": "2",
        "name": "COMMON",
        "type": "power_in",
        "description": "Common / ground reference terminal. Electrically bonded to the tab of the TO-252 (KVU) package, so the mounting pad conducts both ground and heat. Return path for the load current."
      },
      {
        "number": "3",
        "name": "OUTPUT",
        "type": "power_out",
        "description": "Regulated 9-V output (typ 9.0 V, min 8.6 V, max 9.4 V at 25 degC). Sources up to 500 mA continuous with internal short-circuit current limiting (~250 mA short-circuit) and safe-area compensation. A 0.1 uF ceramic capacitor is recommended close to this pin for stability."
      }
    ],
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        "pages": 29,
        "sha256": "7e43ff2bfe981b4d",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
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      "footprint": "viewers/footprint.html"
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    "pin1": {
      "pad": "1",
      "at": [
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        -2.28
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "TO-252-2@sha256:18c28e5e147d5e9b",
      "mark": "drawn"
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        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3eb4c99603a4fe837c2fe9308bc174769ded87a785a0df48d2dc441432ee8b4c",
        "checked": "2026-10-07",
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        "origin": "footprint origin = pad-pattern centre",
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        "extents_mm": [
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        "sha256": "d164d9558dbb0571119a3ff093f1faf4a1f06cac68c1b04c947a16d982e08faa",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TO-252-3",
      "Category": "PMIC",
      "Pins": "3"
    }
  },
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  "discovery_pitch": "UA78M09CKVURG3 (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
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  "variants": [
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      "mpn": "UA78M09CKVURG3",
      "kind": "packaging"
    },
    {
      "mpn": "UA78M09CKVURG3KC",
      "kind": "packaging"
    },
    {
      "mpn": "UA78M09CKVURG3KCS",
      "kind": "packaging"
    },
    {
      "mpn": "UA78M09CKVURG3KTP",
      "kind": "packaging"
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    {
      "mpn": "UA78M09CKVURG3DCY",
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  "updated_at": "2026-09-25T13:26:27.553Z"
}