main
Ray Set visibility: public 6c1aae4 15d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "78m12a",
  "title": "78M12A",
  "brief": "Slkor SLKORMICRO Elec Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252. 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)",
    "78m12a",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "78M12A",
    "manufacturer": "Slkor SLKORMICRO Elec",
    "package": "TO-252",
    "pin_count": 3,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590239811283161088",
    "parts": {
      "symbol": "78m12a.kicad_sym",
      "footprint": "78m12a.kicad_mod",
      "model_3d": "78m12a-hero.glb",
      "model_3d_plain": "78m12a-etched.glb",
      "model_3d_step": "78m12a-etched.step",
      "model_3d_step_plain": "78m12a.step",
      "lbr": "78m12a.lbr"
    },
    "distributor_links": {
      "lcsc": "C5122520"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T05:19:25Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Input",
        "type": "power_in",
        "description": "Unregulated input voltage to the regulator; the datasheet gives absolute maximum input voltages of 35V for VO = 5V to 18V and 40V for VO = 24V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Common ground reference for the regulator, carrying the quiescent current (typically 4.0 to 4.2 mA for the 12V version)."
      },
      {
        "number": "3",
        "name": "Output",
        "type": "power_out",
        "description": "Regulated 12V output (78M12A) rated for up to 0.5A output current, with short-circuit current typically 300 mA and peak current typically 700 mA."
      }
    ],
    "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's extracted text gives the TO-252 pin order only as the text listing '1. Input 2. GND ; Pin 2 description cites quiescent current figures from the 78M12A electrical table (page 5), not pag; Pin 3 description cites 78M12A values (short-circuit 300 mA, peak 700 mA) that appear in the 78M12A "
        ],
        "pages_sent": 10,
        "cost_usd": 0.0437,
        "at": "2026-10-18T05:17:17"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590239811283161088",
        "pages": 10,
        "sha256": "f2f80e81bc74158a",
        "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": "78m12a.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.9,
          6.5,
          2.32
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3eb4c99603a4fe837c2fe9308bc174769ded87a785a0df48d2dc441432ee8b4c",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "78m12a-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
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        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "638c4cde9e326c6a37a86f065888eb4b5b23053c1b5a314aa447d50dffd0d970",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Slkor SLKORMICRO Elec",
      "Package": "TO-252",
      "Category": "Power Management (PMIC)",
      "Pins": "3"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "f2f80e81bc74158aa43eea2c19c5cd6dae6d1627f14b434611cd61a166f3662c",
      "rows": [
        {
          "name": "Output Voltage",
          "symbol": "VO",
          "kind": "electrical",
          "unit": "V",
          "min": 11.5,
          "typ": 12,
          "max": 12.5,
          "conditions": "TJ = +25°C, IO = 5mA to 350mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage",
          "symbol": "VO",
          "kind": "electrical",
          "unit": "V",
          "min": 11.4,
          "typ": 12,
          "max": 12.6,
          "conditions": "IO = 5mA to 350mA, VI = 14.5V to 27V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "∆VO",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "IO = 200mA, TJ = +25°C, VI = 14.5V to 30V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Line Regulation",
          "symbol": "∆VO",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "IO = 200mA, TJ = +25°C, VI = 16V to 30V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "∆VO",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 240,
          "conditions": "IO = 5mA to 0.5A, TJ = +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Load Regulation",
          "symbol": "∆VO",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 120,
          "conditions": "IO = 5mA to 200mA, TJ = +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 4.1,
          "max": 6,
          "conditions": "TJ = +25°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current Change",
          "symbol": "∆IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 0.5,
          "conditions": "IO = 5mA to 350mA",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current Change",
          "symbol": "∆IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "VI = 14.5V to 30V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 35,
          "conditions": "for VO = 5V to 18V (applies to 12V part)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Junction Temperature Range",
          "symbol": "TOPR",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": 0,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal Resistance Junction-Air",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 92,
          "conditions": "D-PAK, Ta = +25°C (Note 1, 2: JESD51-3/-7 board, no airflow)",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
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    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "78m12a"
  ],
  "discovery_pitch": "78M12A (Slkor SLKORMICRO Elec) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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    "78m12a.lbr",
    "docs/hero.png",
    "docs/78m12a-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "78m12a-hero.glb",
    "78m12a-hero.overlay.json",
    "78m12a-etched.glb"
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  "visibility": {
    "public": true
  }
}