OPA1677DR

{
  "slug": "opa1677dr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Audio Amplifiers, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "opa1677dr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "opa1677dr.kicad_sym",
    "opa1677dr.kicad_mod",
    "opa1677dr.glb",
    "opa1677dr.step",
    "opa1677dr.lbr",
    "docs/hero.png",
    "docs/opa1677dr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "opa1677dr-hero.glb",
    "opa1677dr-hero.overlay.json",
    "opa1677dr-etched.glb"
  ],
  "component": {
    "mpn": "OPA1677DR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Audio Amplifiers",
    "datasheet": "https://www.ti.com/lit/ds/symlink/opa1677.pdf",
    "parts": {
      "symbol": "opa1677dr.kicad_sym",
      "footprint": "opa1677dr.kicad_mod",
      "model_3d": "opa1677dr-hero.glb",
      "model_3d_plain": "opa1677dr-etched.glb",
      "model_3d_step": "opa1677dr-etched.step",
      "model_3d_step_plain": "opa1677dr.step",
      "lbr": "opa1677dr.lbr"
    },
    "distributor_links": {
      "lcsc": "C22444684"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T22:13:32Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; labeled NC in the OPA1677 D (SOIC-8) top view and not listed in the pin function table."
      },
      {
        "number": "2",
        "name": "-IN",
        "type": "input",
        "description": "Inverting input; the input voltage must stay between (V-) - 0.5 V and (V+) + 0.5 V and input current is limited to ±10 mA per the absolute maximum ratings."
      },
      {
        "number": "3",
        "name": "+IN",
        "type": "input",
        "description": "Noninverting input; the input voltage must stay between (V-) - 0.5 V and (V+) + 0.5 V and input current is limited to ±10 mA per the absolute maximum ratings."
      },
      {
        "number": "4",
        "name": "V–",
        "type": "power_in",
        "description": "Negative (lowest) power supply; the device runs from 4.5 V to 36 V single supply or ±2.25 V to ±18 V dual supply, with total supply VS = (V+) - (V-) not to exceed 40 V."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; labeled NC in the OPA1677 D (SOIC-8) top view and not listed in the pin function table."
      },
      {
        "number": "6",
        "name": "OUT",
        "type": "output",
        "description": "Amplifier output, which may be shorted to VS/2 (ground in symmetrical dual-supply setups) with continuous short-circuit current per the absolute maximum ratings."
      },
      {
        "number": "7",
        "name": "V+",
        "type": "power_in",
        "description": "Positive (highest) power supply; the device runs from 4.5 V to 36 V single supply or ±2.25 V to ±18 V dual supply, with total supply VS = (V+) - (V-) not to exceed 40 V."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection; labeled NC in the OPA1677 D (SOIC-8) top view and not listed in the pin function table."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The OPA1677 pin function table lists only IN-, IN+, OUT, V- and V+ for the D (SOIC) package. Pins 1,; The datasheet gives only short functional names for these pins. The descriptions add the input-volta"
        ],
        "pages_sent": 14,
        "cost_usd": 0.0718,
        "at": "2026-10-17T22:12:22"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/opa1677.pdf",
        "pages": 57,
        "sha256": "4daa2a565701b83d",
        "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"
    },
    "models_3d": [
      {
        "file": "opa1677dr.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "opa1677dr-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": "adef544344b969026d6a2781aeba6dd3da879bc1d50166118007b5297612265b",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}