LM2940IMPX-12

{
  "slug": "lm2940impx-12",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223-4. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm2940impx-12",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm2940impx-12.kicad_sym",
    "lm2940impx-12.kicad_mod",
    "lm2940impx-12.glb",
    "lm2940impx-12.step",
    "lm2940impx-12.lbr",
    "docs/hero.png",
    "docs/lm2940impx-12-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "LM2940IMPX-12",
    "manufacturer": "Texas Instruments",
    "package": "SOT-223-4",
    "pin_count": 4,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm2940-n",
    "parts": {
      "symbol": "lm2940impx-12.kicad_sym",
      "footprint": "lm2940impx-12.kicad_mod",
      "model_3d": "lm2940impx-12-etched.glb",
      "model_3d_plain": "lm2940impx-12.glb",
      "model_3d_step": "lm2940impx-12-etched.step",
      "model_3d_step_plain": "lm2940impx-12.step",
      "lbr": "lm2940impx-12.lbr"
    },
    "distributor_links": {
      "lcsc": "C2866640"
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "input",
        "description": "Unregulated input voltage; recommended operating range 6 V to 26 V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference."
      },
      {
        "number": "3",
        "name": "OUT",
        "type": "output",
        "description": "Regulated 12 V output voltage; requires minimum 22 µF output capacitor for stability."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 45,
        "cost_usd": 0.3707,
        "at": "2026-09-23T09:38:45"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm2940-n",
        "pages": 45,
        "sha256": "f4a968a61431b593",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 4,
        "described": 4,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lm2940impx-12.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          6.5,
          1.7
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "77ad6dbacc493cb619c728f26d2ddcf461eb0feb6b977b47d01d51e67016f654",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm2940impx-12-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          7.0,
          6.5,
          1.7
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "2ed9238e784e58e71e3e785392b90d26fc3a18a4e5a089fa6e7e58f4f06041e2",
        "checked": "2026-10-16",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}