INA219

{
  "schema_version": 1,
  "type": "component",
  "slug": "ina219",
  "title": "INA219",
  "brief": "TI zero-drift bidirectional current/power monitor, SOIC-8. I2C, 0-26 V bus, reports V/I/power. Datasheet-verified.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "sensor",
    "current-sense",
    "power-monitor",
    "i2c",
    "soic-8",
    "texas-instruments"
  ],
  "component": {
    "mpn": "INA219",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Sensor",
    "subcategory": "Current / power monitor",
    "datasheet": "https://www.ti.com/lit/ds/symlink/ina219.pdf",
    "parts": {
      "symbol": "ina219.kicad_sym",
      "footprint": "ina219.kicad_mod",
      "model_3d": "ina219-etched.glb",
      "model_3d_plain": "ina219.glb",
      "lbr": "ina219.lbr",
      "model_3d_step": "ina219-etched.step",
      "model_3d_step_plain": "ina219.step"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "A1",
        "type": "input",
        "description": "I2C address select pin A1. Tied to GND, VS, SDA, or SCL to select one of 16 device addresses (see Table 1)."
      },
      {
        "number": "2",
        "name": "A0",
        "type": "input",
        "description": "I2C address select pin A0. Tied to GND, VS, SDA, or SCL to select one of 16 device addresses (see Table 1)."
      },
      {
        "number": "3",
        "name": "SDA",
        "type": "bidirectional",
        "description": "I2C/SMBus serial data line. Open-drain; requires an external pull-up to VS (typ 2.2 k-10 k). Max sink current 10 mA."
      },
      {
        "number": "4",
        "name": "SCL",
        "type": "input",
        "description": "I2C/SMBus serial clock line. Requires an external pull-up to VS. Absolute max: GND-0.3 to VS+0.3 V."
      },
      {
        "number": "5",
        "name": "VS",
        "type": "power_in",
        "description": "Power supply input, 3.0 to 5.5 V (absolute max 6 V). Draws ~1 mA typical."
      },
      {
        "number": "6",
        "name": "GND",
        "type": "power_in",
        "description": "Analog and digital ground reference."
      },
      {
        "number": "7",
        "name": "IN-",
        "type": "input",
        "description": "Negative differential shunt voltage input. Connects to the negative side of the external shunt resistor; bus voltage (0-26 V) is also measured from this pin to ground. Common-mode range 0-26 V; differential range +/-320 mV."
      },
      {
        "number": "8",
        "name": "IN+",
        "type": "input",
        "description": "Positive differential shunt voltage input. Connects to the positive side of the external shunt resistor. Common-mode range 0-26 V, absolute max -0.3 to 26 V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/ina219.pdf",
        "pages": 38,
        "sha256": "58004eda854d0747",
        "source_tier": "mfr"
      },
      "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": {
      "Type": "Bidirectional current / power monitor",
      "Interface": "I2C / SMBus (up to 16 addresses)",
      "Bus voltage range": "0-26 V",
      "Sensing": "External shunt (high- or low-side)",
      "Reports": "Current, bus voltage, power",
      "Accuracy": "Zero-drift, 0.5% (max) gain error",
      "Package": "SOIC-8",
      "Body (L×W×H)": "4.9 × 3.9 × 1.75 mm"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "ina219",
    "current sensor i2c",
    "power monitor ic",
    "high-side current sense"
  ],
  "discovery_pitch": "TI INA219 zero-drift bidirectional current/power monitor (SOIC-8) with datasheet-verified pinout, KiCad-style symbol/footprint/3D, and full provenance.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ina219.kicad_sym",
    "ina219.kicad_mod",
    "ina219.glb",
    "ina219.lbr",
    "docs/hero.png",
    "docs/ina219-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ina219-etched.step"
  ],
  "variants": [
    {
      "mpn": "INA219AID (SOIC-8, tube)",
      "kind": "packaging"
    },
    {
      "mpn": "INA219AIDR (SOIC-8, tape & reel)",
      "kind": "packaging"
    }
  ]
}