INA133UA

{
  "slug": "ina133ua",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Differential Amplifiers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "ina133ua",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ina133ua.kicad_sym",
    "ina133ua.kicad_mod",
    "ina133ua.glb",
    "ina133ua.step",
    "ina133ua.lbr",
    "docs/hero.png",
    "docs/ina133ua-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "component": {
    "mpn": "INA133UA",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Differential Amplifiers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ina133",
    "parts": {
      "symbol": "ina133ua.kicad_sym",
      "footprint": "ina133ua.kicad_mod",
      "model_3d": "ina133ua-etched.glb",
      "model_3d_plain": "ina133ua.glb",
      "model_3d_step": "ina133ua-etched.step",
      "model_3d_step_plain": "ina133ua.step",
      "lbr": "ina133ua.lbr"
    },
    "distributor_links": {
      "lcsc": "C2057405",
      "digikey": "INA133UA-ND",
      "mouser": "595-INA133UA"
    },
    "distributor_check": {
      "checked_at": "2026-10-01T04:12:35Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "INA133UA-ND",
        "status": "found",
        "lifecycle": "Obsolete"
      },
      "mouser": {
        "pn": "595-INA133UA",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Ref",
        "type": "input",
        "description": "Reference input with maximum voltage VS and 25k\u03a9 resistor connected to op-amp non-inverting terminal"
      },
      {
        "number": "2",
        "name": "-IN",
        "type": "input",
        "description": "Negative (inverting) input with maximum voltage 2\u00d7VS and 25k\u03a9 resistor connected to op-amp inverting terminal"
      },
      {
        "number": "3",
        "name": "+IN",
        "type": "input",
        "description": "Positive (non-inverting) input with maximum voltage 2\u00d7VS and 25k\u03a9 resistor connected to op-amp non-inverting terminal"
      },
      {
        "number": "4",
        "name": "V-",
        "type": "power_in",
        "description": "Negative (lowest) supply voltage, 0 to 36V total span with V+"
      },
      {
        "number": "5",
        "name": "Sense",
        "type": "input",
        "description": "Sense input with maximum voltage VS and 25k\u03a9 resistor connected to op-amp inverting terminal"
      },
      {
        "number": "6",
        "name": "Output",
        "type": "output",
        "description": "Amplifier output, operating voltage range (V-)+ 1V to (V+)-1.5V for gain error less than 0.1%"
      },
      {
        "number": "7",
        "name": "V+",
        "type": "power_in",
        "description": "Positive (highest) supply voltage, 0 to 36V total span with V-"
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected internally, can be left floating"
      }
    ],
    "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": [
          "2/8 pins cited to the wrong page (name found elsewhere): ['5:Sense@p3', '6:Output@p3']"
        ],
        "pages_sent": 41,
        "cost_usd": 0.153,
        "at": "2026-10-01T04:12:21"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ina133",
        "pages": 41,
        "sha256": "15b53f9e067f70ea",
        "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"
    }
  }
}