INA241A4IDDFR

{
  "slug": "ina241a4iddfr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Current Sense Amplifiers, TSOT-23-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "ina241a4iddfr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ina241a4iddfr.kicad_sym",
    "ina241a4iddfr.kicad_mod",
    "ina241a4iddfr.glb",
    "ina241a4iddfr.step",
    "ina241a4iddfr.lbr",
    "docs/hero.png",
    "docs/ina241a4iddfr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ina241a4iddfr-hero.glb",
    "ina241a4iddfr-hero.overlay.json"
  ],
  "component": {
    "mpn": "INA241A4IDDFR",
    "manufacturer": "Texas Instruments",
    "package": "TSOT-23-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Current Sense Amplifiers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603406376454938624",
    "parts": {
      "symbol": "ina241a4iddfr.kicad_sym",
      "footprint": "ina241a4iddfr.kicad_mod",
      "model_3d": "ina241a4iddfr-hero.glb",
      "model_3d_plain": "ina241a4iddfr.glb",
      "model_3d_step": "ina241a4iddfr-etched.step",
      "model_3d_step_plain": "ina241a4iddfr.step",
      "lbr": "ina241a4iddfr.lbr"
    },
    "distributor_links": {
      "lcsc": "C20345440",
      "digikey": "296-INA241A4IDDFRTR-ND",
      "mouser": "595-INA241A4IDDFR"
    },
    "distributor_check": {
      "checked_at": "2026-10-07T23:00:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-INA241A4IDDFRTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-INA241A4IDDFR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN–",
        "type": "input",
        "description": "Current-sense amplifier negative input; for high-side applications connect to the load side of the sense resistor, and for low-side applications connect to the ground side of the sense resistor."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference pin for the device."
      },
      {
        "number": "3",
        "name": "REF2",
        "type": "input",
        "description": "Reference 2 voltage input; connect to a voltage potential from 0 V to VS."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "Reserved pin; the datasheet says to connect it to ground."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "output",
        "description": "Amplifier output voltage."
      },
      {
        "number": "6",
        "name": "VS",
        "type": "power_in",
        "description": "Power supply input, 2.7 V to 20 V."
      },
      {
        "number": "7",
        "name": "REF1",
        "type": "input",
        "description": "Reference 1 voltage input; connect to a voltage potential from 0 V to VS."
      },
      {
        "number": "8",
        "name": "IN+",
        "type": "input",
        "description": "Current-sense amplifier positive input; for high-side applications connect to the bus-voltage side of the sense resistor, and for low-side applications connect to the load side of the sense resistor."
      }
    ],
    "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 classifies NC (pin 4) as type 'Ground' and says to connect it to ground, but it is a r; The datasheet names the package SOT-23-THIN (DDF), not TSOT-23-8. The DDF 8-pin package matches the "
        ],
        "pages_sent": 14,
        "cost_usd": 0.0777,
        "at": "2026-10-07T23:00:10"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603406376454938624",
        "pages": 43,
        "sha256": "12a6925f886fa1a0",
        "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": "ina241a4iddfr.step",
        "role": "plain",
        "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": "dc644a91883054d8f75e38542e63c2050dc8f2e8b7f12e1c57dcd93245fbd473",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ina241a4iddfr-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": "82fb864ed649d32fc4c001c31a91aaac125c547d7a9caeebcf0486099d9aec0e",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}