main
Ray lr78l15a: specified limits as data (metadata.characteristics, 19 rows from the datasheet) 928a505 16d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "lr78l15a",
  "title": "LR78L15A",
  "brief": "LRC Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89-3. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "power management (pmic)",
    "lr78l15a",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "LR78L15A",
    "manufacturer": "LRC",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588945214408953856",
    "parts": {
      "symbol": "lr78l15a.kicad_sym",
      "footprint": "lr78l15a.kicad_mod",
      "model_3d": "lr78l15a-hero.glb",
      "model_3d_plain": "lr78l15a.glb",
      "model_3d_step": "lr78l15a-etched.step",
      "model_3d_step_plain": "lr78l15a.step",
      "lbr": "lr78l15a.lbr"
    },
    "distributor_links": {
      "lcsc": "C2901888"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T19:34:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Output",
        "type": "power_out",
        "description": "Regulated fixed 15V output of the LR78L15A, rated for output current up to 100mA per the datasheet features."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Common ground reference pin of the regulator; the datasheet states no separate electrical limit for this pin."
      },
      {
        "number": "3",
        "name": "Input",
        "type": "power_in",
        "description": "Unregulated input supply, with an absolute maximum input voltage of 35V for the 12V to 24V output versions, which covers the 15V part."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The SOT-89 pinout (1:Output 2:GND 3:Input) is printed for the whole LR78LXX series. The ordering inf; The 35V input rating is the absolute maximum listed for the Vo=12~24V group. The datasheet does not ; The datasheet gives no electrical function or limit for the GND pin beyond its label, so the GND des"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0325,
        "at": "2026-10-09T19:32:11"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588945214408953856",
        "pages": 6,
        "sha256": "a49a118b686fea89",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 3,
        "described": 3,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lr78l15a.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4.5,
          1.52
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "844c0bb504d0c383535d9845c6376fe7a4053241a2ede8d8ef694df3fcfc37c8",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lr78l15a-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4,
          4.5,
          1.52
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "d665b8551076a722c57611d93dea371a488c30189470db78f9f00db59ed408d0",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "LRC",
      "Package": "SOT-89-3",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a49a118b686fea89",
      "rows": [
        {
          "name": "Output Voltage (Tj=25C)",
          "symbol": "VO",
          "kind": "electrical",
          "unit": "V",
          "min": 14.4,
          "typ": 15,
          "max": 15.6,
          "conditions": "Tj=25C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage",
          "symbol": "VO",
          "kind": "electrical",
          "unit": "V",
          "min": 14.25,
          "typ": null,
          "max": 15.75,
          "conditions": "17.5V<=VI<=30V, IO=1mA~40mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "Vo",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 45,
          "max": 150,
          "conditions": "Tj=25C, IO=1mA~100mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "Vo",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 30,
          "max": 75,
          "conditions": "Tj=25C, IO=1mA~40mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "Vo",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 30,
          "max": 300,
          "conditions": "17.5V<=VI<=30V, Tj=25C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "Vo",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 15,
          "max": 250,
          "conditions": "20V<=VI<=30V, Tj=25C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "Iq",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2.2,
          "max": 6,
          "conditions": "IO=0mA, Tj=25C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current Change",
          "symbol": "Iq",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "20V<=VI<=30V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current Change",
          "symbol": "Iq",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "1mA<=IO<=40mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Ripple Rejection",
          "symbol": "RR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 33,
          "max": 39,
          "conditions": "18.5V<=VI<=28.5V, f=120Hz, Tj=25C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Dropout Voltage",
          "symbol": "Vd",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.7,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Noise Voltage",
          "symbol": "VN",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "10Hz<=f<=100kHz, Tj=25C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Temperature Coefficient of Vo",
          "symbol": "Vo/T",
          "kind": "temperature_coefficient",
          "unit": "mV/C",
          "min": null,
          "typ": 1.3,
          "max": null,
          "conditions": "Io=5mA",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage (for Vo=12~24V)",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 35,
          "conditions": "Vo=12~24V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Output Current",
          "symbol": "Io",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Power Dissipation (SOT-89)",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "SOT-89",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Ambient Temperature",
          "symbol": "TOPR",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lr78l15a"
  ],
  "discovery_pitch": "LR78L15A (LRC) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lr78l15a.kicad_sym",
    "lr78l15a.kicad_mod",
    "lr78l15a.glb",
    "lr78l15a.step",
    "lr78l15a.lbr",
    "docs/hero.png",
    "docs/lr78l15a-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lr78l15a-hero.glb",
    "lr78l15a-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}