INA219AIDCNR

{
  "schema_version": 1,
  "type": "component",
  "slug": "ina219aidcnr",
  "title": "INA219AIDCNR",
  "brief": "Texas Instruments Current Sense Amplifiers, SOT-23-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "amplifiers-comparators",
    "ina219aidcnr"
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  "component": {
    "mpn": "INA219AIDCNR",
    "manufacturer": "Texas Instruments",
    "package": "SOT-23-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Current Sense Amplifiers",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ina219",
    "parts": {
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      "footprint": "ina219aidcnr.kicad_mod",
      "model_3d": "ina219aidcnr-etched.glb",
      "model_3d_plain": "ina219aidcnr.glb",
      "model_3d_step": "ina219aidcnr-etched.step",
      "model_3d_step_plain": "ina219aidcnr.step",
      "lbr": "ina219aidcnr.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "IN+",
        "type": "input",
        "description": "Positive differential shunt voltage input. Connect to the positive side of the external current-sense shunt resistor. Common-mode range 0 V to 26 V, differential range ±26 V (absolute max), input bias current ~20 uA in active mode."
      },
      {
        "number": "2",
        "name": "IN-",
        "type": "input",
        "description": "Negative differential shunt voltage input. Connect to the negative side of the shunt resistor; bus voltage is measured from this pin to ground. Input impedance ~20 kOhm || 320 pF in active mode."
      },
      {
        "number": "3",
        "name": "GND",
        "type": "power_in",
        "description": "Device ground reference for the analog and digital circuitry."
      },
      {
        "number": "4",
        "name": "VS",
        "type": "power_in",
        "description": "Power supply input, 3 V to 5.5 V (absolute max 6 V). Typical supply current ~1 mA."
      },
      {
        "number": "5",
        "name": "SCL",
        "type": "input",
        "description": "I2C/SMBus serial clock input (open-drain, requires external pull-up). Logic thresholds: VIH >= 0.7*VS, VIL <= 0.3*VS."
      },
      {
        "number": "6",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C/SMBus serial data line (open-drain, requires external pull-up). Open-drain sink capability up to 10 mA."
      },
      {
        "number": "7",
        "name": "A0",
        "type": "input",
        "description": "I2C slave-address select pin 0. Tie to GND, VS, SDA, or SCL to encode 4 of the 16 programmable device addresses (see Table 1)."
      },
      {
        "number": "8",
        "name": "A1",
        "type": "input",
        "description": "I2C slave-address select pin 1. Tie to GND, VS, SDA, or SCL together with A0 to program one of 16 device addresses (see Table 1)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ina219",
        "pages": 38,
        "sha256": "2c973858ed829073",
        "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"
    }
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOT-23-8",
      "Category": "Amplifiers/Comparators",
      "Pins": "8"
    }
  },
  "variants": [
    {
      "mpn": "INA219AIDCNR",
      "kind": "packaging"
    },
    {
      "mpn": "INA219AIDCNT",
      "kind": "unknown"
    },
    {
      "mpn": "INA219AIDCNRIDR",
      "kind": "packaging"
    }
  ],
  "sections": [
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  "discovery_triggers": [
    "ina219aidcnr"
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  "discovery_pitch": "INA219AIDCNR (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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  "files": [
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  "visibility": {
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  "updated_at": "2026-09-24T22:39:16.298Z"
}