INA181A3IDBVR

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  "slug": "ina181a3idbvr",
  "title": "INA181A3IDBVR",
  "brief": "Texas Instruments Current-Sensing Amplifiers, SOT-23-6. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
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  "component": {
    "mpn": "INA181A3IDBVR",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Op-amp/Cmp",
    "subcategory": "Current-Sensing Amplifiers",
    "datasheet": "https://www.ti.com/lit/ds/symlink/ina181a3i.pdf",
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      "digikey": "296-47658-2-ND",
      "lcsc": "C2652255"
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    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "output",
        "description": "Analog output voltage. Amplified voltage proportional to the sensed current (V_OUT = Gain x V_SENSE + V_REF). Rail-to-rail output; A3 gain option is 100 V/V."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground reference (0 V)."
      },
      {
        "number": "3",
        "name": "IN+",
        "type": "input",
        "description": "Current-sense amplifier positive input. For high-side applications, connect to the bus-voltage side of the sense resistor. For low-side applications, connect to the load side of the sense resistor. Common-mode range -0.2 V to +26 V."
      },
      {
        "number": "4",
        "name": "IN-",
        "type": "input",
        "description": "Current-sense amplifier negative input. For high-side applications, connect to the load side of the sense resistor. For low-side applications, connect to the ground side of the sense resistor. Common-mode range -0.2 V to +26 V."
      },
      {
        "number": "5",
        "name": "REF",
        "type": "input",
        "description": "Reference input. Sets the output voltage when the sensed differential input voltage is zero (allows bidirectional current sensing when biased between GND and VS)."
      },
      {
        "number": "6",
        "name": "VS",
        "type": "power_in",
        "description": "Power supply, 2.7 V to 5.5 V. Bypass to GND with a 0.1 uF ceramic capacitor."
      }
    ],
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        "described": 6,
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  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOT-23-6",
      "Category": "Op-amp/Cmp",
      "Pins": "6"
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    "characteristics": {
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          "name": "Common-mode rejection ratio, RTI",
          "symbol": "CMRR",
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        {
          "name": "Offset drift, RTI",
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        {
          "name": "Power-supply rejection ratio, RTI",
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        {
          "name": "Input offset current",
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          "name": "Gain error",
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          "name": "Maximum capacitive load",
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        {
          "name": "Swing to VS power-supply rail (magnitude below VS)",
          "symbol": "VSP",
          "kind": "electrical",
          "unit": "V",
          "min": null,
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          "max": 0.03,
          "conditions": "RL = 10 kΩ to GND, TA = –40°C to +125°C; printed as (VS) – value",
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          "name": "Swing to GND (magnitude above GND)",
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        {
          "name": "Quiescent current (INA181)",
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        {
          "name": "Common-mode input voltage (IN+ and IN–)",
          "symbol": "VCM",
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          "min": -0.2,
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        {
          "name": "Operating supply voltage",
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        {
          "name": "Operating free-air temperature",
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          "name": "Output voltage",
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          "name": "Maximum output current",
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          "name": "Junction temperature",
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          "name": "Storage temperature",
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          "unit": "°C",
          "min": -65,
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          "name": "Junction-to-ambient thermal resistance (DBV SOT-23)",
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          "kind": "thermal",
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      "mpn": "INA181A3IDBVR",
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    {
      "mpn": "INA181A3IDBVT",
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  "updated_at": "2026-09-24T22:35:19.333Z"
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