INA818IDR

{
  "schema_version": 1,
  "type": "component",
  "slug": "ina818idr",
  "title": "INA818IDR",
  "brief": "Texas Instruments Instrumentation OpAmps, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "operational amplifier-comparator",
    "ina818idr"
  ],
  "component": {
    "mpn": "INA818IDR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Operational Amplifier/Comparator",
    "subcategory": "Instrumentation OpAmps",
    "datasheet": "https://www.ti.com/lit/ds/symlink/ina818.pdf",
    "parts": {
      "symbol": "ina818idr.kicad_sym",
      "footprint": "ina818idr.kicad_mod",
      "model_3d": "ina818idr-etched.glb",
      "model_3d_plain": "ina818idr.glb",
      "model_3d_step": "ina818idr-etched.step",
      "model_3d_step_plain": "ina818idr.step",
      "lbr": "ina818idr.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "RG",
        "type": "passive",
        "description": "Gain-setting pin. Place an external gain resistor R_G between pin 1 and pin 8. Gain = 1 + 50 kOhm / R_G."
      },
      {
        "number": "2",
        "name": "-IN",
        "type": "input",
        "description": "Negative (inverting) differential input. Absolute maximum +/-60 V; recommended common-mode within (V-)+2 V to (V+)-2 V."
      },
      {
        "number": "3",
        "name": "+IN",
        "type": "input",
        "description": "Positive (noninverting) differential input. Absolute maximum +/-60 V; recommended common-mode within (V-)+2 V to (V+)-2 V."
      },
      {
        "number": "4",
        "name": "-VS",
        "type": "power_in",
        "description": "Negative supply rail. Dual-supply range -2.25 V to -18 V, or connect to GND for single-supply operation up to 36 V total."
      },
      {
        "number": "5",
        "name": "REF",
        "type": "input",
        "description": "Reference input that sets the output common-mode. Must be driven by a low-impedance source (input impedance ~40 kOhm, gain-to-output = 1 V/V). Absolute maximum +/-20 V."
      },
      {
        "number": "6",
        "name": "OUT",
        "type": "output",
        "description": "Amplifier output. Swings within 0.15 V of the supply rails; short-circuit current +/-20 mA continuous to V_S/2; closed-loop output impedance ~5 Ohm at 10 kHz."
      },
      {
        "number": "7",
        "name": "+VS",
        "type": "power_in",
        "description": "Positive supply rail. Single-supply 4.5 V to 36 V, or dual-supply +2.25 V to +18 V. Quiescent current 350 uA typical, 385 uA maximum."
      },
      {
        "number": "8",
        "name": "RG",
        "type": "passive",
        "description": "Gain-setting pin. Place an external gain resistor R_G between pin 1 and pin 8. Gain = 1 + 50 kOhm / R_G."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/ina818.pdf",
        "pages": 43,
        "sha256": "feb8dc20fee5f48e",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
    },
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        "file": "ina818idr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ina818idr-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": "4a912dfcaffb44bad3eac1b512165c5f7931db9c4d99ab0472e51e89466c386b",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8",
      "Category": "Operational Amplifier/Comparator",
      "Pins": "8"
    }
  },
  "variants": [
    {
      "mpn": "INA818IDR",
      "kind": "packaging"
    }
  ],
  "sections": [
    "hero",
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    "readme",
    "breadcrumbs",
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  "discovery_triggers": [
    "ina818idr"
  ],
  "discovery_pitch": "INA818IDR (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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    "ina818idr.lbr",
    "docs/hero.png",
    "docs/ina818idr-datasheet.pdf",
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  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T22:44:00.669Z"
}