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Ray Set visibility: public 1b6debf 5d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "ina241a2idr",
  "title": "INA241A2IDR",
  "brief": "Texas Instruments Current Sense Amplifiers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "amplifiers-comparators",
    "ina241a2idr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "INA241A2IDR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Current Sense Amplifiers",
    "datasheet": "https://www.ti.com/lit/ds/symlink/ina241a.pdf?ts=1703164447407&ref_url=https%253A%252F%252Fwww.ti.com%252Fproduct%252Fde-de%252FINA241A",
    "parts": {
      "symbol": "ina241a2idr.kicad_sym",
      "footprint": "ina241a2idr.kicad_mod",
      "model_3d": "ina241a2idr-hero.glb",
      "model_3d_plain": "ina241a2idr-etched.glb",
      "model_3d_step": "ina241a2idr-etched.step",
      "model_3d_step_plain": "ina241a2idr.step",
      "lbr": "ina241a2idr.lbr"
    },
    "distributor_links": {
      "lcsc": "C22427397",
      "digikey": "296-INA241A2IDRTR-ND",
      "mouser": "595-INA241A2IDR"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T03:16:39Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-INA241A2IDRTR-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "595-INA241A2IDR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN–",
        "type": "input",
        "description": "Current-sense amplifier negative input; connect to load side of the sense resistor for high-side applications or ground side for low-side applications, with common-mode range −5V to 110V (survival −20V to 120V)."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "3",
        "name": "REF2",
        "type": "input",
        "description": "Reference 2 voltage input; connect to a potential from 0V to VS, with no operational difference from REF1 and the output set at the midpoint of REF1 and REF2 at 0V input."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "Reserved pin that the datasheet says to connect to ground."
      },
      {
        "number": "5",
        "name": "OUT",
        "type": "output",
        "description": "Output voltage, bound between GND − 0.3V and VS + 0.3V (absolute maximum)."
      },
      {
        "number": "6",
        "name": "VS",
        "type": "power_in",
        "description": "Power supply, 2.7V to 20V operating (22V absolute maximum)."
      },
      {
        "number": "7",
        "name": "REF1",
        "type": "input",
        "description": "Reference 1 voltage input; connect to a potential from 0V to VS, with no operational difference from REF2."
      },
      {
        "number": "8",
        "name": "IN+",
        "type": "input",
        "description": "Current-sense amplifier positive input; connect to bus-voltage side of the sense resistor for high-side applications or load side for low-side applications, with common-mode range −5V to 110V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-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 lists NC as type 'Ground' (Reserved. Connect to ground). It is mapped to passive here "
        ],
        "pages_sent": 15,
        "cost_usd": 0.1475,
        "at": "2026-10-23T03:16:22"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/ina241a.pdf?ts=1703164447407&ref_url=https%253A%252F%252Fwww.ti.com%252Fproduct%252Fde-de%252FINA241A",
        "pages": 44,
        "sha256": "d0f0d3a73c1bc2b4",
        "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": [
      {
        "file": "ina241a2idr.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,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ina241a2idr-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,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "7ccd0beecf4a3cbda1e8e4c47b088982881423744310329e779d8131d7aeab16",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
      "Category": "Amplifiers/Comparators",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "d0f0d3a73c1bc2b4fe42d9cd6a4270c316d1164f8f86dc027f802428950029e8",
      "rows": [
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          "name": "Supply voltage (absolute max)",
          "symbol": "VS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 22,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Differential input voltage",
          "symbol": "VIN+ − VIN-",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "(VIN+) − (VIN-)",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Common-mode input voltage (absolute max)",
          "symbol": "VCM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -20,
          "typ": null,
          "max": 120,
          "conditions": "Analog inputs VIN+, VIN-",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature (absolute max)",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
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        },
        {
          "name": "ESD HBM",
          "symbol": "V(ESD)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -2000,
          "typ": null,
          "max": 2000,
          "conditions": "HBM, ANSI/ESDA/JEDEC JS-001, all pins",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD CDM",
          "symbol": "V(ESD)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -1000,
          "typ": null,
          "max": 1000,
          "conditions": "CDM, ANSI/ESDA/JEDEC JS-002, all pins",
          "source_page": 4,
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        },
        {
          "name": "Common-mode input range (recommended)",
          "symbol": "VCM",
          "kind": "recommended_operating",
          "unit": "V",
          "min": -5,
          "typ": 48,
          "max": 110,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Operating supply range",
          "symbol": "VS",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.7,
          "typ": 5,
          "max": 20,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Ambient temperature",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-ambient thermal resistance",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 122.9,
          "max": null,
          "conditions": "D (SOIC) 8 pins",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-case (top) thermal resistance",
          "symbol": "RθJC(top)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 54.7,
          "max": null,
          "conditions": "D (SOIC) 8 pins",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board thermal resistance",
          "symbol": "RθJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 68.8,
          "max": null,
          "conditions": "D (SOIC) 8 pins",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-top characterization parameter",
          "symbol": "ΨJT",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 12.2,
          "max": null,
          "conditions": "D (SOIC) 8 pins",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-board characterization parameter",
          "symbol": "ΨJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 67.5,
          "max": null,
          "conditions": "D (SOIC) 8 pins",
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          "source": "datasheet"
        },
        {
          "name": "Common-mode input range",
          "symbol": "VCM",
          "kind": "electrical",
          "unit": "V",
          "min": -5,
          "typ": null,
          "max": 110,
          "conditions": "VIN+, VIN– = –5V to 110V, VSENSE = 0mV, TA = –40°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Common-mode rejection ratio, input-referred",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 150,
          "typ": 166,
          "max": null,
          "conditions": "VIN+, VIN– = –5V to 110V, VSENSE = 0mV, TA = –40°C to 125°C, INA241A",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Common-mode rejection ratio at 50kHz",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 105,
          "max": null,
          "conditions": "f = 50kHz",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Offset voltage, input-referred",
          "symbol": "Vos",
          "kind": "electrical",
          "unit": "µV",
          "min": -15,
          "typ": 3,
          "max": 15,
          "conditions": "VSENSE = 0mV, INA241A2",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Offset voltage drift, input-referred",
          "symbol": "dVos/dT",
          "kind": "electrical",
          "unit": "nV/°C",
          "min": -150,
          "typ": 30,
          "max": 150,
          "conditions": "TA = –40°C to 125°C, INA241A2",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Power-supply rejection ratio, input-referred",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "µV/V",
          "min": -0.75,
          "typ": 0.1,
          "max": 0.75,
          "conditions": "VS = 2.7V to 20V, VSENSE = 0mV, VREF1 = VREF2 = 1V, TA = –40°C to 125°C, INA241A2",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input bias current",
          "symbol": "IB",
          "kind": "electrical",
          "unit": "µA",
          "min": 25,
          "typ": 35,
          "max": 45,
          "conditions": "IB+, IB–, VSENSE=0mV",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Gain",
          "symbol": "G",
          "kind": "electrical",
          "unit": "V/V",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "A2, B2 Devices",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Gain error",
          "symbol": "GERR",
          "kind": "electrical",
          "unit": "%",
          "min": -0.01,
          "typ": 0.002,
          "max": 0.01,
          "conditions": "(GND + 50mV) < VOUT < (VS - 200mV), INA241A2",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Gain error drift",
          "symbol": "",
          "kind": "temperature_coefficient",
          "unit": "ppm/°C",
          "min": -1,
          "typ": 0.05,
          "max": 1,
          "conditions": "TA = –40°C to +125°C, INA241A2",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Non-linearity error",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.001,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Maximum capacitive load",
          "symbol": "",
          "kind": "electrical",
          "unit": "nF",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "No sustained oscillations, No isolation resistor",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Swing to VS power supply rail (offset from VS)",
          "symbol": "",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": -0.07,
          "max": -0.2,
          "conditions": "RL = 10kΩ to GND, TA = –40°C to +125°C; printed VS − 0.07 / VS − 0.2",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Swing to ground",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 8,
          "max": 20,
          "conditions": "RL = 10kΩ to GND, VSENSE = 0mV, VREF1 = VREF2 = 0V, TA = –40°C to +125°C",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Reference voltage rejection ratio, input-referred",
          "symbol": "RVRR",
          "kind": "electrical",
          "unit": "µV/V",
          "min": -1.5,
          "typ": 0.5,
          "max": 1.5,
          "conditions": "VREF1 = VREF2 = 0.5V to 4.5V, TA = –40°C to +125°C, INA241A2",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Reference divider accuracy",
          "symbol": "",
          "kind": "electrical",
          "unit": "%",
          "min": -0.005,
          "typ": 0.002,
          "max": 0.005,
          "conditions": "VOUT = |(VREF1 + VREF2)| / 2 at VSENSE =0mV, TA = –40°C to +125°C, INA241A2",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Bandwidth",
          "symbol": "BW",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 1.1,
          "max": null,
          "conditions": "All Gains, −3dB Bandwidth",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Settling time to 0.5%",
          "symbol": "",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 1.5,
          "max": null,
          "conditions": "VIN+, VIN– = 48V, VOUT = 0.5V to 4.5V, Output settles to 0.5%",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Settling time to 1%",
          "symbol": "",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "VIN+, VIN– = 48V, VOUT = 0.5V to 4.5V, Output settles to 1%",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Settling time to 5%",
          "symbol": "",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "VIN+, VIN– = 48V, VOUT = 0.5V to 4.5V, Output settles to 5%",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Slew rate",
          "symbol": "SR",
          "kind": "timing",
          "unit": "V/µs",
          "min": null,
          "typ": 8,
          "max": null,
          "conditions": "Rising",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Voltage noise density",
          "symbol": "",
          "kind": "electrical",
          "unit": "nV/√Hz",
          "min": null,
          "typ": 49,
          "max": null,
          "conditions": "A2, B2 Devices",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage",
          "symbol": "VS",
          "kind": "electrical",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2.5,
          "max": 3,
          "conditions": "VSENSE = 0mV",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current over temperature",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 3.2,
          "conditions": "VSENSE = 0mV, TA = –40°C to +125°C",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Specified temperature range",
          "symbol": "TA",
          "kind": "electrical",
          "unit": "°C",
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