OPA1678IDR

{
  "schema_version": 1,
  "type": "component",
  "slug": "opa1678idr",
  "title": "OPA1678IDR",
  "brief": "Texas Instruments Operational Amplifier, SOIC-8-150mil. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "op-amp-cmp",
    "opa1678idr"
  ],
  "component": {
    "mpn": "OPA1678IDR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8-150mil",
    "pin_count": 8,
    "category": "Op-amp/Cmp",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://www.ti.com/lit/ds/symlink/opa1678.pdf",
    "parts": {
      "symbol": "opa1678idr.kicad_sym",
      "footprint": "opa1678idr.kicad_mod",
      "model_3d": "opa1678idr-etched.glb",
      "model_3d_plain": "opa1678idr.glb",
      "model_3d_step": "opa1678idr-etched.step",
      "model_3d_step_plain": "opa1678idr.step",
      "lbr": "opa1678idr.lbr"
    },
    "distributor_links": {
      "lcsc": "C192421"
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT A",
        "type": "output",
        "description": "Output, channel A. Rail-to-rail output stage capable of swinging to within 800 mV of the supply rails with a 2-kΩ load. Short-circuit current typ ±50 mA."
      },
      {
        "number": "2",
        "name": "-IN A",
        "type": "input",
        "description": "Inverting input, channel A. High-impedance FET-input (100 MΩ || 6 pF differential); input bias current typ ±10 pA. Common-mode range (V-)+0.5 V to (V+)-2 V."
      },
      {
        "number": "3",
        "name": "+IN A",
        "type": "input",
        "description": "Noninverting input, channel A. High-impedance FET-input; input bias current typ ±10 pA. Common-mode range (V-)+0.5 V to (V+)-2 V; CMRR 110 dB typ."
      },
      {
        "number": "4",
        "name": "V-",
        "type": "power_in",
        "description": "Negative (lowest) power supply. For dual-supply operation typically -2.25 V to -18 V; for single-supply operation tie to ground. Total supply (V+)-(V-) 4.5 V to 36 V (40 V abs max)."
      },
      {
        "number": "5",
        "name": "+IN B",
        "type": "input",
        "description": "Noninverting input, channel B. High-impedance FET-input; input bias current typ ±10 pA. Common-mode range (V-)+0.5 V to (V+)-2 V."
      },
      {
        "number": "6",
        "name": "-IN B",
        "type": "input",
        "description": "Inverting input, channel B. High-impedance FET-input; input bias current typ ±10 pA. Common-mode range (V-)+0.5 V to (V+)-2 V."
      },
      {
        "number": "7",
        "name": "OUT B",
        "type": "output",
        "description": "Output, channel B. Rail-to-rail output stage; short-circuit current typ ±50 mA. Slew rate 9 V/µs."
      },
      {
        "number": "8",
        "name": "V+",
        "type": "power_in",
        "description": "Positive (highest) power supply. Supply range 4.5 V to 36 V single-supply, or ±2.25 V to ±18 V split. Quiescent current 2 mA per channel typical."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/opa1678.pdf",
        "pages": 56,
        "sha256": "4072daad4ebc4ec9",
        "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"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "opa1678idr.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": "opa1678idr-etched.step",
        "role": "eda",
        "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": "ffb7e1308f05d49caaaea23f6216dcb9fa258a57c6c7c9fce0f509734dcca5cd",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "SOIC-8-150mil",
      "Category": "Op-amp/Cmp",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "opa1678idr"
  ],
  "discovery_pitch": "OPA1678IDR (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "opa1678idr.kicad_sym",
    "opa1678idr.kicad_mod",
    "opa1678idr.glb",
    "opa1678idr.step",
    "opa1678idr-etched.step",
    "opa1678idr.lbr",
    "docs/hero.png",
    "docs/opa1678idr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "OPA1678IDR",
      "kind": "packaging"
    },
    {
      "mpn": "OPA1678IDRIDGKR",
      "kind": "packaging"
    },
    {
      "mpn": "OPA1678IDRIDGK",
      "kind": "packaging"
    },
    {
      "mpn": "OPA1678IDRGR",
      "kind": "packaging"
    },
    {
      "mpn": "OPA1678IDRGT",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-25T03:34:53.096Z"
}