LM4132BMF-3.3

{
  "slug": "lm4132bmf-3-3",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Voltage Reference, SOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "lm4132bmf-3.3",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lm4132bmf-3-3.kicad_sym",
    "lm4132bmf-3-3.kicad_mod",
    "lm4132bmf-3-3.glb",
    "lm4132bmf-3-3.step",
    "lm4132bmf-3-3.lbr",
    "docs/hero.png",
    "docs/lm4132bmf-3-3-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lm4132bmf-3-3-hero.glb",
    "lm4132bmf-3-3-hero.overlay.json"
  ],
  "component": {
    "mpn": "LM4132BMF-3.3",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Power Management (PMIC)",
    "subcategory": "Voltage Reference",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm4132",
    "parts": {
      "symbol": "lm4132bmf-3-3.kicad_sym",
      "footprint": "lm4132bmf-3-3.kicad_mod",
      "model_3d": "lm4132bmf-3-3-hero.glb",
      "model_3d_plain": "lm4132bmf-3-3.glb",
      "model_3d_step": "lm4132bmf-3-3-etched.step",
      "model_3d_step_plain": "lm4132bmf-3-3.step",
      "lbr": "lm4132bmf-3-3.lbr"
    },
    "distributor_links": {
      "lcsc": "C2156727",
      "digikey": "LM4132BMF-3.3TR-ND",
      "mouser": "926-LM4132BMF-33"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T23:28:04Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LM4132BMF-3.3TR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-LM4132BMF-33",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "N/C",
        "type": "unconnected",
        "description": "No-connect pin that should be left floating."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the device."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable input: tie to VIN for normal operation or to GND for shutdown (about 3 µA); the datasheet gives enable as 65% of VIN to VIN and disable as 0 V to 35% of VIN, and VEN must not exceed VIN."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply, which must be at least VREF + 400 mV (for ILOAD ≤ 10 mA) and no more than 5.5 V, with an input capacitor required close to the device."
      },
      {
        "number": "5",
        "name": "VREF",
        "type": "power_out",
        "description": "Precision voltage reference output (3.3 V for this part), rated for up to 20 mA load current, with an output capacitor optional."
      }
    ],
    "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: Pin 1 is labeled N/C in the datasheet pin table; the pin is typed unconnected per the datasheet, not; Pin types for VIN (power_in), VREF (power_out) and EN (input) are inferred from the datasheet's I/O ; The pin table is shared by all LM4132 variants; the 20 mA load limit is the LM4132 rating from the r"
        ],
        "pages_sent": 17,
        "cost_usd": 0.1153,
        "at": "2026-10-07T23:27:49"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm4132",
        "pages": 44,
        "sha256": "4bd8402ff026fdf1",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lm4132bmf-3-3-etched.step",
        "role": "eda",
        "up": "Z",
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "footprint_binding": "identity",
        "sha256": "eda136f90edca14f024d9b0ffa1a99ae31f512192a56c8982d5c8e3af8f87a03",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  }
}