main
Ray Set visibility: public cd89fd2 6d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "lm78l05m3",
  "title": "LM78L05M3",
  "brief": "HGSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-23-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "manufacturer": "HGSEMI",
    "package": "SOT-23-3",
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    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8758163189949173760",
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      "lbr": "lm78l05m3.lbr"
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    "distributor_links": {
      "lcsc": "C2926360"
    },
    "distributor_check": {
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      "source": "Component Ocean /api/assign-pns",
      "digikey": {
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        "status": "quota"
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      "mouser": {
        "pn": null,
        "status": "quota"
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        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated 5V output (4.8 to 5.2V at TJ = 25°C), up to 100 mA output current with internal current limiting."
      },
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        "number": "2",
        "name": "VIN",
        "type": "power_in",
        "description": "Unregulated input voltage; 7 to 20V recommended for the 5V output, 30V absolute maximum for VO = 3.3 to 10V versions."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin shared by input and output."
      }
    ],
    "provenance": {
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      "factory_chain": {
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        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
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        "cost_usd": 0.3492,
        "at": "2026-10-18T11:51:05"
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        "pages": 15,
        "sha256": "7f48909ec1217a36",
        "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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        "units": "mm",
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        "seat": "z = 0",
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        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "16964b14f93e6c778288a0c110b35f670fab733109c26f0da7dfc07cc3350040",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm78l05m3-etched.step",
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        "units": "mm",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "HGSEMI",
      "Package": "SOT-23-3",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
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    "characteristics": {
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      "datasheet_sha256": "7f48909ec1217a368c38c1735f8fb4d418163cd5d2a4801c4fe52af33a3df4fd",
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          "min": 4.8,
          "typ": 5,
          "max": 5.2,
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          "source_page": 5,
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          "kind": "electrical",
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          "min": 4.75,
          "typ": null,
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          "conditions": "IO = 1 to 40 mA, VI = 7 to 20 V",
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          "conditions": "IO = 1 to 100 mA, TJ = 25°C",
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          "conditions": "TJ = 125°C",
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          "symbol": "Id",
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          "typ": null,
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          "conditions": "VI = 8 to 20 V",
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          "source": "datasheet"
        },
        {
          "name": "Supply Voltage Rejection",
          "symbol": "SVR",
          "kind": "electrical",
          "unit": "dB",
          "min": 41,
          "typ": 49,
          "max": null,
          "conditions": "VI = 8 to 18 V, f = 120Hz, IO = 40 mA, TJ = 25°C",
          "source_page": 5,
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        },
        {
          "name": "Dropout Voltage",
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          "name": "Output Current",
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          "conditions": "",
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        {
          "name": "Lead Temperature (Soldering)",
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          "unit": "°C",
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          "conditions": "Soldering, 10 seconds",
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          "source": "datasheet"
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        {
          "name": "Storage Temperature Range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
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        {
          "name": "Operating Junction Temperature Range",
          "symbol": "Top",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": 0,
          "typ": null,
          "max": 125,
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      ]
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  },
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    "breadcrumbs",
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  "discovery_triggers": [
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  ],
  "discovery_pitch": "LM78L05M3 (HGSEMI) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
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  "visibility": {
    "public": true
  }
}