OPA340UA

{
  "schema_version": 1,
  "type": "component",
  "slug": "opa340ua",
  "title": "OPA340UA",
  "brief": "UMW Operational Amplifier, SOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "op-amp-cmp",
    "opa340ua"
  ],
  "component": {
    "mpn": "OPA340UA",
    "manufacturer": "UMW",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Op-amp/Cmp",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2403211713_UMW-Youtai-Semiconductor-Co---Ltd--OPA340UA-UMW_C22365307.pdf",
    "parts": {
      "symbol": "opa340ua.kicad_sym",
      "footprint": "opa340ua.kicad_mod",
      "model_3d": "opa340ua-etched.glb",
      "model_3d_plain": "opa340ua.glb",
      "model_3d_step": "opa340ua-etched.step",
      "model_3d_step_plain": "opa340ua.step",
      "lbr": "opa340ua.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection. Can be left floating."
      },
      {
        "number": "2",
        "name": "-IN",
        "type": "input",
        "description": "Negative (inverting) input of the op-amp. Rail-to-rail input; common-mode range extends 500 mV below V- and 500 mV above V+."
      },
      {
        "number": "3",
        "name": "+IN",
        "type": "input",
        "description": "Positive (noninverting) input of the op-amp. Rail-to-rail input; common-mode range extends 500 mV below V- and 500 mV above V+."
      },
      {
        "number": "4",
        "name": "V-",
        "type": "power_in",
        "description": "Negative (lowest) power supply. Typically GND in single-supply configurations. Total supply range V+ to V- is 2.5 V to 5.5 V."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection. Can be left floating."
      },
      {
        "number": "6",
        "name": "OUT",
        "type": "output",
        "description": "Op-amp output. Rail-to-rail output swings to within 1 mV of V+/V- with a 100-kΩ load."
      },
      {
        "number": "7",
        "name": "V+",
        "type": "power_in",
        "description": "Positive (highest) power supply. Single-supply operation from 2.5 V to 5.5 V (dual-supply ±1.25 V to ±2.75 V)."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection. Can be left floating."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2403211713_UMW-Youtai-Semiconductor-Co---Ltd--OPA340UA-UMW_C22365307.pdf",
        "pages": 18,
        "sha256": "e75e687924f6aa75",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "opa340ua.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "opa340ua-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "db3e60fc1ff31d7d628dbd2540b1937fdd646e40e5ce53312e2ca3b6b83dd5cf",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "UMW",
      "Package": "SOP-8",
      "Category": "Op-amp/Cmp",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "opa340ua"
  ],
  "discovery_pitch": "OPA340UA (UMW) 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",
    "opa340ua.kicad_sym",
    "opa340ua.kicad_mod",
    "opa340ua.glb",
    "opa340ua.step",
    "opa340ua.lbr",
    "docs/hero.png",
    "docs/opa340ua-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "opa340ua-etched.step"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "OPA340UA",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T03:50:53.942Z"
}