INA240A3D

{
  "slug": "ina240a3d",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Current Sense Amplifiers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "ina240a3d",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ina240a3d.kicad_sym",
    "ina240a3d.kicad_mod",
    "ina240a3d.glb",
    "ina240a3d.step",
    "ina240a3d.lbr",
    "docs/hero.png",
    "docs/ina240a3d-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ina240a3d-hero.glb",
    "ina240a3d-hero.overlay.json"
  ],
  "component": {
    "mpn": "INA240A3D",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Current Sense Amplifiers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ina240",
    "parts": {
      "symbol": "ina240a3d.kicad_sym",
      "footprint": "ina240a3d.kicad_mod",
      "model_3d": "ina240a3d-hero.glb",
      "model_3d_plain": "ina240a3d.glb",
      "model_3d_step": "ina240a3d-etched.step",
      "model_3d_step_plain": "ina240a3d.step",
      "lbr": "ina240a3d.lbr"
    },
    "distributor_links": {
      "lcsc": "C1346446",
      "digikey": "296-48839-ND",
      "mouser": "595-INA240A3D"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T01:57:04Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-48839-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-INA240A3D",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN-",
        "type": "input",
        "description": "Analog input connected to the load side of the shunt resistor; the differential input range is limited to -80 V to 80 V, with common-mode range of -4 V to 80 V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Analog ground; the device runs from a single supply (VS, 2.7 V to 5.5 V) referenced to this pin."
      },
      {
        "number": "3",
        "name": "REF2",
        "type": "input",
        "description": "Reference voltage 2, to be connected between 0 V and VS; it must not be driven below GND or above VS, and REF1 and REF2 may be tied together."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "Not internally connected; reserved, and may be grounded or left floating."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "output",
        "description": "Analog output voltage, swinging between GND and VS; it is limited to within GND - 0.3 V and VS + 0.3 V as an absolute maximum and can drive up to 1 nF of capacitive load without sustained oscillation."
      },
      {
        "number": "6",
        "name": "VS",
        "type": "power_in",
        "description": "Power supply, 2.7 V to 5.5 V (absolute maximum 6 V), with a 0.1 µF bypass capacitor recommended close to the pin."
      },
      {
        "number": "7",
        "name": "REF1",
        "type": "input",
        "description": "Reference voltage 1, to be connected between 0 V and VS; it must not be driven below GND or above VS, and REF1 and REF2 may be tied together."
      },
      {
        "number": "8",
        "name": "IN+",
        "type": "input",
        "description": "Analog input connected to the supply side of the shunt resistor; the common-mode range is -4 V to 80 V, independent of VS."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet copy provided is a Chinese translation. The D (SOIC-8) pin numbers were taken from Tab; Pin descriptions for OUT and VS draw on the absolute-maximum, recommended-operating and capacitive-l"
        ],
        "pages_sent": 23,
        "cost_usd": 0.1035,
        "at": "2026-10-08T01:56:48"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ina240",
        "pages": 38,
        "sha256": "b75bb6d308520432",
        "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"
    },
    "models_3d": [
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        "file": "ina240a3d.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": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ina240a3d-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "019138f210a329f7184478049fc25a72dc779cb4bf30bd63de209d377d58af6e",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}