main
Ray Set visibility: public 80ded0e 1h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "78l05t",
  "title": "78L05T",
  "brief": "Foshan Blue Rocket Elec Linear Voltage Regulators (LDO), 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 ics",
    "78l05t",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "78L05T",
    "manufacturer": "Foshan Blue Rocket Elec",
    "package": "SOT-89-3",
    "pin_count": 3,
    "category": "Power Management ICs",
    "subcategory": "Linear Voltage Regulators (LDO)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/aa4bd420c60dcbdf2181030b5aa66321.pdf",
    "parts": {
      "symbol": "78l05t.kicad_sym",
      "footprint": "78l05t.kicad_mod",
      "model_3d": "78l05t-hero.glb",
      "model_3d_plain": "78l05t-etched.glb",
      "model_3d_step": "78l05t-etched.step",
      "model_3d_step_plain": "78l05t.step",
      "lbr": "78l05t.lbr"
    },
    "distributor_links": {
      "lcsc": "C305451"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T04:36:18Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "power_out",
        "description": "Regulated output, nominally 5.0 V, held between 4.75 V and 5.25 V for IO = 1 mA to 40 mA with VI = 7 V to 20 V, with output current rated up to 100 mA."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin; the datasheet states only its pin assignment and gives no separate electrical limit for it."
      },
      {
        "number": "3",
        "name": "IN",
        "type": "power_in",
        "description": "Unregulated input supply with a maximum input voltage of 30 V, and regulation is specified for VI = 7 V to 20 V."
      }
    ],
    "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 datasheet only labels pin 2 as GND (PIN 2: GND) and states no function or limit for it beyond th; Pin numbers come from the text labels 'PIN1: OUT, PIN 2: GND, PIN 3: IN' on page 1. The physical pin; The IN pin description draws its limit from the absolute maximum table (VI = 30 V) on page 2 and fro"
        ],
        "pages_sent": 6,
        "cost_usd": 0.0159,
        "at": "2026-11-05T04:36:11"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/aa4bd420c60dcbdf2181030b5aa66321.pdf",
        "pages": 6,
        "sha256": "5da1f05d63298cd9",
        "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": "78l05t.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": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "78l05t-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": "2fe220755e84ba6fe13ba57101a9bef8ef83fca94e877c4e74bd84090dc7c7a2",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Foshan Blue Rocket Elec",
      "Package": "SOT-89-3",
      "Category": "Power Management ICs",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "5da1f05d63298cd94dd97358429f9cf2abdbf8ef89afc828faca72a48e777665",
      "rows": [
        {
          "name": "Input voltage",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 30,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output current",
          "symbol": "IO",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating virtual junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": 0,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output voltage",
          "symbol": "VO",
          "kind": "electrical",
          "unit": "V",
          "min": 4.8,
          "typ": 5,
          "max": 5.2,
          "conditions": "Io=40mA Tj=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output voltage",
          "symbol": "VO",
          "kind": "electrical",
          "unit": "V",
          "min": 4.75,
          "typ": 5,
          "max": 5.25,
          "conditions": "IO=1mA to 40mA; VI=7V to 20V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input regulation",
          "symbol": "△Vo",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 32,
          "max": 150,
          "conditions": "VI=7V to 20V Tj=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input regulation",
          "symbol": "△Vo",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 26,
          "max": 100,
          "conditions": "VI=8V to 20V Tj=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output regulation",
          "symbol": "△VO",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 15,
          "max": 60,
          "conditions": "IO=1mA to 100mA Tj=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output regulation",
          "symbol": "△VO",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 8,
          "max": 30,
          "conditions": "IO=1mA to 40 mA Tj=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Ripple rejection",
          "symbol": "RR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 41,
          "max": 49,
          "conditions": "VI=8V to 18V f=120Hz Tj=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Bias current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 3.8,
          "max": 6,
          "conditions": "Tj=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output noise voltage",
          "symbol": "VN",
          "kind": "electrical",
          "unit": "μV",
          "min": null,
          "typ": 42,
          "max": null,
          "conditions": "f=10Hz~100KHz Tj=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Dropout voltage",
          "symbol": "VD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.7,
          "max": null,
          "conditions": "Tj=25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Bias current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5.5,
          "max": null,
          "conditions": "Tj=125℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Bias current change",
          "symbol": "△IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 1.5,
          "max": null,
          "conditions": "VI=8V to 20V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Bias current change",
          "symbol": "△IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.1,
          "max": null,
          "conditions": "IO=1mA to 40mA",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "78l05t"
  ],
  "discovery_pitch": "78L05T (Foshan Blue Rocket Elec) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "78l05t.kicad_sym",
    "78l05t.kicad_mod",
    "78l05t.glb",
    "78l05t.step",
    "78l05t.lbr",
    "docs/hero.png",
    "docs/78l05t-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "78l05t-hero.glb",
    "78l05t-hero.overlay.json",
    "78l05t-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}