LMV321-TR

{
  "schema_version": 1,
  "type": "component",
  "slug": "lmv321-tr",
  "title": "LMV321-TR",
  "brief": "Gainsil Operational Amplifier, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "op-amp-cmp",
    "lmv321-tr"
  ],
  "component": {
    "mpn": "LMV321-TR",
    "manufacturer": "Gainsil",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Op-amp/Cmp",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/924dc2551a52dda0126b9a1052369b8b.pdf",
    "parts": {
      "symbol": "lmv321-tr.kicad_sym",
      "footprint": "lmv321-tr.kicad_mod",
      "model_3d": "lmv321-tr-etched.glb",
      "model_3d_plain": "lmv321-tr.glb",
      "model_3d_step": "lmv321-tr-etched.step",
      "model_3d_step_plain": "lmv321-tr.step",
      "lbr": "lmv321-tr.lbr"
    },
    "distributor_links": {
      "lcsc": "C362273"
    },
    "pins": [
      {
        "number": "1",
        "name": "IN+",
        "type": "input",
        "description": "Non-inverting analog input. Rail-to-rail capable with common-mode range extending 100mV beyond the supply rails (VSS-0.1V to VDD+0.1V). Input bias current 1pA typical."
      },
      {
        "number": "2",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative supply / ground. Tie to ground for single-supply operation (2.1V to 5.5V referenced to VDD) or to the negative rail for dual-supply operation (±1.05V to ±2.75V)."
      },
      {
        "number": "3",
        "name": "IN-",
        "type": "input",
        "description": "Inverting analog input. Rail-to-rail capable with common-mode range extending 100mV beyond the supply rails. Input offset voltage 3.5mV max at 25°C."
      },
      {
        "number": "4",
        "name": "OUT",
        "type": "output",
        "description": "Amplifier output. Rail-to-rail swing (typically within 5mV of the rails at RL>100kΩ, 30mV at 10kΩ). Sources 84mA / sinks 75mA typical short-circuit current."
      },
      {
        "number": "5",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply, 2.1V to 5.5V (absolute max 7.5V VDD-VSS). Bypass with a 0.1μF ceramic capacitor placed close to the pin."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/924dc2551a52dda0126b9a1052369b8b.pdf",
        "pages": 12,
        "sha256": "3e4d4c64aa5067d2",
        "source_tier": "lcsc"
      },
      "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -1.1375,
        -0.95
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOT-23-5@sha256:455a3f7c3e5eb5b8",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "lmv321-tr.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": 0.0,
        "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": "lmv321-tr-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": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "5a66130764ce6072aafc041ebeb88804846493208d9e97710b3e4b188b10a6c4",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Gainsil",
      "Package": "SOT-23-5",
      "Category": "Op-amp/Cmp",
      "Pins": "5"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "lmv321-tr"
  ],
  "discovery_pitch": "LMV321-TR (Gainsil) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "lmv321-tr.kicad_sym",
    "lmv321-tr.kicad_mod",
    "lmv321-tr.glb",
    "lmv321-tr.step",
    "lmv321-tr-etched.step",
    "lmv321-tr.lbr",
    "docs/hero.png",
    "docs/lmv321-tr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "LMV321-TR",
      "kind": "packaging"
    },
    {
      "mpn": "LMV321-TRSR",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-28T17:27:50.787Z"
}