LMV331

{
  "schema_version": 1,
  "type": "component",
  "slug": "lmv331",
  "title": "LMV331",
  "brief": "TI single general-purpose comparator, SOT-23-5. Open-collector output, 2.7-5.5 V, low power. Datasheet-verified.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "comparator",
    "open-collector",
    "low-voltage",
    "sot-23-5",
    "texas-instruments"
  ],
  "component": {
    "mpn": "LMV331",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Comparator",
    "subcategory": "Single comparator",
    "datasheet": "https://www.ti.com/lit/ds/symlink/lmv331.pdf",
    "parts": {
      "symbol": "lmv331.kicad_sym",
      "footprint": "lmv331.kicad_mod",
      "model_3d": "lmv331-etched.glb",
      "model_3d_plain": "lmv331.glb",
      "model_3d_step": "lmv331-etched.step",
      "model_3d_step_plain": "lmv331.step",
      "lbr": "lmv331.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "IN+",
        "type": "input",
        "description": "Comparator non-inverting (positive) input. Common-mode input range includes ground: -0.1V to 2V at Vcc=2.7V, -0.1V to 4.2V at Vcc=5V. Input bias current 5nA typical, 250nA max."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground / negative supply reference. All voltages except differential inputs are referenced to this network GND."
      },
      {
        "number": "3",
        "name": "IN-",
        "type": "input",
        "description": "Comparator inverting (negative) input. Common-mode input range includes ground: -0.1V to 2V at Vcc=2.7V, -0.1V to 4.2V at Vcc=5V. Differential input range ±5.5V max."
      },
      {
        "number": "4",
        "name": "OUT",
        "type": "output",
        "description": "Open-collector comparator output. Requires an external pull-up resistor to Vcc (or another rail up to Vcc+0.3V). Sinks 23mA typical (5mA min) at Vcc=2.7V, 84mA typical (10mA min) at Vcc=5V with Vo<=1.5V. Vsat typ 150mV."
      },
      {
        "number": "5",
        "name": "VCC+",
        "type": "power_in",
        "description": "Positive supply. Single-supply operation 2.7V to 5.5V (absolute max 5.5V). Icc typical 26µA (LMV331 single)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/lmv331.pdf",
        "pages": 44,
        "sha256": "174a310f6a5803a6",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "lmv331.step",
        "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,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "lmv331-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "fc25b2d9a781be0bc6efc96056a8dfa2a6d612b15d4343a114506ef4c1135501",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Type": "Single comparator (open-collector output)",
      "Supply": "2.7-5.5 V",
      "Output": "Open collector (needs pull-up)",
      "Input common-mode": "Ground to V+ - 1.2 V",
      "Response time": "~200 ns",
      "Supply current": "55 uA (typ)",
      "Package": "SOT-23-5"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lmv331",
    "single comparator",
    "open collector comparator",
    "low voltage comparator"
  ],
  "discovery_pitch": "TI LMV331 single low-voltage comparator (SOT-23-5) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lmv331.kicad_sym",
    "lmv331.kicad_mod",
    "lmv331.glb",
    "lmv331.step",
    "lmv331.lbr",
    "docs/hero.png",
    "docs/lmv331-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "lmv331-etched.step"
  ],
  "variants": [
    {
      "mpn": "LMV331IDBVR (SOT-23-5, tape & reel)",
      "kind": "packaging"
    },
    {
      "mpn": "LMV331IDCKR (SC-70-5)",
      "kind": "packaging"
    }
  ]
}