LM4128AMFX-2.5

{
  "slug": "lm4128amfx-2-5",
  "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)",
    "lm4128amfx-2.5",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
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    "lm4128amfx-2-5.step",
    "lm4128amfx-2-5.lbr",
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    "docs/lm4128amfx-2-5-datasheet.pdf",
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  "component": {
    "mpn": "LM4128AMFX-2.5",
    "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/lm4128-q1",
    "parts": {
      "symbol": "lm4128amfx-2-5.kicad_sym",
      "footprint": "lm4128amfx-2-5.kicad_mod",
      "model_3d": "lm4128amfx-2-5-hero.glb",
      "model_3d_plain": "lm4128amfx-2-5.glb",
      "model_3d_step": "lm4128amfx-2-5-etched.step",
      "model_3d_step_plain": "lm4128amfx-2-5.step",
      "lbr": "lm4128amfx-2-5.lbr"
    },
    "distributor_links": {
      "lcsc": 2157733,
      "digikey": "LM4128AMFX-2.5-ND",
      "mouser": "926-LM4128AMFX-25"
    },
    "distributor_check": {
      "checked_at": "2026-10-03T05:25:47Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LM4128AMFX-2.5-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "926-LM4128AMFX-25",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "N/C",
        "type": "unconnected",
        "description": "No connect pin; must be left floating."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground connection."
      },
      {
        "number": "3",
        "name": "EN",
        "type": "input",
        "description": "Enable input; logic high (≥65% VIN) enables normal operation, logic low (≤35% VIN) enables shutdown with 3-7 µA supply current."
      },
      {
        "number": "4",
        "name": "VIN",
        "type": "power_in",
        "description": "Input supply voltage, VREF + 0.4V to 5.5V maximum, with 60 µA typical quiescent current."
      },
      {
        "number": "5",
        "name": "VREF",
        "type": "power_in",
        "description": "Precision voltage reference output, 2.5V (A-grade with ±0.1% initial accuracy and 75 ppm/°C temperature coefficient), maximum 20 mA load current."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 12,
        "cost_usd": 0.1421,
        "at": "2026-10-03T05:25:23"
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      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm4128-q1",
        "pages": 35,
        "sha256": "e27d30b33d01ce1e",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
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        "refuses_to_fabricate": true
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