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Ray Set visibility: public bb9f173 14h ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "ta78l12f",
  "title": "TA78L12F",
  "brief": "TOSHIBA Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-89. 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)",
    "ta78l12f",
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    "extractor-text"
  ],
  "component": {
    "mpn": "TA78L12F",
    "manufacturer": "TOSHIBA",
    "package": "SOT-89",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603035367734067200",
    "parts": {
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      "footprint": "ta78l12f.kicad_mod",
      "model_3d": "ta78l12f-hero.glb",
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      "lbr": "ta78l12f.lbr"
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    "distributor_links": {
      "lcsc": "C4153785"
    },
    "distributor_check": {
      "checked_at": "2026-11-06T04:51:58Z",
      "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 12 V output; output current is limited to 0.15 A absolute maximum (Tj = 25°C)."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin; the metal case is also connected to GND."
      },
      {
        "number": "3",
        "name": "IN",
        "type": "power_in",
        "description": "Unregulated input; absolute maximum input voltage is 35 V per the ratings table."
      }
    ],
    "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 pin assignment diagram on page 1 is laid out ambiguously in the extracted text. Pin 1 = O; The page 2 absolute maximum table is garbled in extraction. The 35 V and 40 V input-voltage values c"
        ],
        "pages_sent": 19,
        "cost_usd": 0.0212,
        "at": "2026-11-06T04:51:40"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603035367734067200",
        "pages": 19,
        "sha256": "3e43681061a6229d",
        "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": "ta78l12f.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": "2026-11-06",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ta78l12f-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0.05,
        "footprint_binding": "identity",
        "sha256": "e7c096a8fc7e27a343fa11edfb6e0da88cff14dbc33e244496ad07dd0c1c75a1",
        "checked": "2026-11-06",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "TOSHIBA",
      "Package": "SOT-89",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "3e43681061a6229db1443bdce4974ce6f268356b6dd629999c2566078b4d7b37",
      "rows": [
        {
          "name": "Output voltage",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": 11.4,
          "typ": 12,
          "max": 12.6,
          "conditions": "Tj = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Output voltage",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "V",
          "min": 11.16,
          "typ": null,
          "max": 12.84,
          "conditions": "14.5 V ≤ VIN ≤ 27 V, 1.0 mA ≤ IOUT ≤ 40 mA, Tj = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Line regulation",
          "symbol": "Reg·line",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 120,
          "max": 250,
          "conditions": "14.5 V ≤ VIN ≤ 27 V, Tj = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Line regulation",
          "symbol": "Reg·line",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 100,
          "max": 200,
          "conditions": "16 V ≤ VIN ≤ 27 V, Tj = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Load regulation",
          "symbol": "Reg·load",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 20,
          "max": 100,
          "conditions": "1.0 mA ≤ IOUT ≤ 100 mA, Tj = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Load regulation",
          "symbol": "Reg·load",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 10,
          "max": 50,
          "conditions": "1.0 mA ≤ IOUT ≤ 40 mA, Tj = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "IB",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 3.2,
          "max": 6.5,
          "conditions": "Tj = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "IB",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "Tj = 125°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current change",
          "symbol": "ΔIB",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "16 V ≤ VIN ≤ 27 V",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current change",
          "symbol": "ΔIB",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 0.1,
          "conditions": "1.0 mA ≤ IOUT ≤ 40 mA, Tj = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Long term stability",
          "symbol": "ΔVOUT/Δt",
          "kind": "electrical",
          "unit": "mV/kh",
          "min": null,
          "typ": 24,
          "max": null,
          "conditions": "",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Ripple rejection ratio",
          "symbol": "R.R.",
          "kind": "electrical",
          "unit": "dB",
          "min": 36,
          "typ": 41,
          "max": null,
          "conditions": "f = 120 Hz, 15 V ≤ VIN ≤ 25 V, Tj = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 35,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output current",
          "symbol": "IOUT",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 0.15,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power dissipation",
          "symbol": "PD",
          "kind": "absolute_maximum",
          "unit": "mW",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "Ta = 25°C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "Topr",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -30,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction to ambient",
          "symbol": "Rth (j-a)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output noise voltage",
          "symbol": "VNO",
          "kind": "electrical",
          "unit": "μVrms",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "Ta = 25°C, 10 Hz ≤ f ≤ 100 kHz",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Dropout voltage",
          "symbol": "VD",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 1.7,
          "max": null,
          "conditions": "Tj = 25°C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Average temperature coefficient of output voltage",
          "symbol": "TCVO",
          "kind": "temperature_coefficient",
          "unit": "mV/°C",
          "min": null,
          "typ": -1,
          "max": null,
          "conditions": "IOUT = 5 mA",
          "source_page": 9,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ta78l12f"
  ],
  "discovery_pitch": "TA78L12F (TOSHIBA) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
  },
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    "ta78l12f.step",
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    "docs/hero.png",
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    "ta78l12f-etched.glb"
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  "visibility": {
    "public": true
  }
}