LM78L05ACZ

{
  "schema_version": 1,
  "type": "component",
  "slug": "lm78l05acz",
  "title": "LM78L05ACZ",
  "brief": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-92. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "pmic",
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  "component": {
    "mpn": "LM78L05ACZ",
    "manufacturer": "Texas Instruments",
    "package": "TO-92",
    "pin_count": 3,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/lit/ds/symlink/lm78l05acz.pdf",
    "parts": {
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      "footprint": "lm78l05acz.kicad_mod",
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      "model_3d_step_plain": "lm78l05acz.step",
      "lbr": "lm78l05acz.lbr"
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    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "OUTPUT",
        "type": "power_out",
        "description": "Regulated +5.0 V output (VO nom 5.0 V, min 4.75 V / max 5.25 V over temperature). Sources up to 100 mA (typ peak 140 mA). A 0.1 µF ceramic output capacitor to ground is recommended to limit high-frequency noise."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Common ground reference for the regulator. Carries the quiescent current (typ 3 mA) plus a small fraction of the load current. Should be tied to system ground with a low-impedance return."
      },
      {
        "number": "3",
        "name": "INPUT",
        "type": "power_in",
        "description": "Unregulated DC input. Requires VIN >= 7 V (min for line regulation) up to the 35 V absolute maximum. A 0.33 µF input bypass capacitor to ground is recommended when the regulator is located far from the power supply filter."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/lm78l05acz.pdf",
        "pages": 21,
        "sha256": "ad45dc2ba13862ed",
        "source_tier": "mfr"
      },
      "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        0,
        0
      ],
      "corner": "bottom-right",
      "source": "pad-position",
      "derived_from": "TO-92_Inline@sha256:19731cf8b8c297aa",
      "mark": "synthesised"
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        "units": "mm",
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        "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": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm78l05acz-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": [
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          3.745,
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        ],
        "zmin_mm": -2.5,
        "centre_offset_mm": 0.542,
        "footprint_binding": "identity",
        "sha256": "50fa60009f61fdd32eea529c5b1fabf62b895d3851e61b393cf2c08d07e4ad16",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TO-92",
      "Category": "PMIC",
      "Pins": "3"
    }
  },
  "sections": [
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  "discovery_triggers": [
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  "discovery_pitch": "LM78L05ACZ (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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  "files": [
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    "lm78l05acz.lbr",
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    "docs/lm78l05acz-datasheet.pdf",
    "viewers/symbol.html",
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  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "LM78L05ACZ",
      "kind": "packaging"
    },
    {
      "mpn": "LM78L05ACZACM",
      "kind": "packaging"
    },
    {
      "mpn": "LM78L05ACZAIM",
      "kind": "packaging"
    },
    {
      "mpn": "LM78L05ACZIBPX",
      "kind": "packaging"
    },
    {
      "mpn": "LM78L05ACZITP",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-28T17:10:03.945Z"
}