L78M05ABDT-TR

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  "slug": "l78m05abdt-tr",
  "title": "L78M05ABDT-TR",
  "brief": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252-2(DPAK). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.1",
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  "component": {
    "mpn": "L78M05ABDT-TR",
    "manufacturer": "STMicroelectronics",
    "package": "TO-252-2(DPAK)",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.st.com/resource/en/datasheet/l78m05abdt-tr.pdf",
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    "distributor_links": {
      "digikey": "497-1201-2-ND",
      "lcsc": "C58069"
    },
    "pins": [
      {
        "number": "1",
        "name": "INPUT",
        "type": "power_in",
        "description": "Unregulated positive DC input supply. Absolute max 35 V (for Vo = 5-18 V variants). A 0.33 uF input decoupling capacitor to GND is recommended per the application circuit."
      },
      {
        "number": "2",
        "name": "GROUND",
        "type": "power_in",
        "description": "Common ground reference and current return. Electrically connected to the DPAK metal tab, which acts as the primary thermal path to the PCB copper."
      },
      {
        "number": "3",
        "name": "OUTPUT",
        "type": "power_out",
        "description": "Regulated 5 V positive output, capable of sourcing up to 500 mA with adequate heat sinking. Short-circuit current typically 300 mA. A 0.1 uF output capacitor to GND is recommended for transient response."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.st.com/resource/en/datasheet/l78m05abdt-tr.pdf",
        "pages": 45,
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        "source_tier": "mfr"
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        "described": 3,
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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,
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        "sha256": "3eb4c99603a4fe837c2fe9308bc174769ded87a785a0df48d2dc441432ee8b4c",
        "checked": "2026-10-07",
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        "sha256": "c53f7ee90c134ecccc34b006d2237a1ce00b07409dedf50101810d05f5b41c7b",
        "checked": "2026-10-16",
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      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "TO-252-2(DPAK)",
      "Category": "PMIC",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "rows": [
        {
          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 35,
          "conditions": "for VO = 5 to 18 V",
          "source_page": 5,
          "source": "datasheet"
        }
      ]
    }
  },
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  "discovery_pitch": "L78M05ABDT-TR (STMicroelectronics) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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  "variants": [
    {
      "mpn": "L78M05ABDT-TR",
      "kind": "packaging"
    },
    {
      "mpn": "L78M05ABDT-TRT",
      "kind": "packaging"
    },
    {
      "mpn": "L78M05ABDT-TRP",
      "kind": "packaging"
    },
    {
      "mpn": "L78M05ABDT-TRDP",
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    }
  ],
  "updated_at": "2026-09-24T23:37:28.307Z",
  "description": "STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252-2(DPAK). Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "visibility": "public",
  "org": "adom"
}