THS4221D

{
  "slug": "ths4221d",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Operational Amplifier, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "amplifiers-comparators",
    "ths4221d",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "ths4221d.kicad_sym",
    "ths4221d.kicad_mod",
    "ths4221d.glb",
    "ths4221d.step",
    "ths4221d.lbr",
    "docs/hero.png",
    "docs/ths4221d-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "ths4221d-hero.glb",
    "ths4221d-hero.overlay.json"
  ],
  "component": {
    "mpn": "THS4221D",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://www.ti.com/cn/lit/gpn/ths4221",
    "parts": {
      "symbol": "ths4221d.kicad_sym",
      "footprint": "ths4221d.kicad_mod",
      "model_3d": "ths4221d-hero.glb",
      "model_3d_plain": "ths4221d.glb",
      "model_3d_step": "ths4221d-etched.step",
      "model_3d_step_plain": "ths4221d.step",
      "lbr": "ths4221d.lbr"
    },
    "distributor_links": {
      "lcsc": "C1346452",
      "digikey": "296-14194-5-ND",
      "mouser": "595-THS4221D"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T04:59:33Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-14194-5-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-THS4221D",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; leave unconnected."
      },
      {
        "number": "2",
        "name": "IN−",
        "type": "input",
        "description": "Inverting input of the amplifier; the input common-mode voltage range is VS− + 1.1 V to VS+ − 1.1 V."
      },
      {
        "number": "3",
        "name": "IN+",
        "type": "input",
        "description": "Non-inverting input of the amplifier; the input common-mode voltage range is VS− + 1.1 V to VS+ − 1.1 V."
      },
      {
        "number": "4",
        "name": "VS−",
        "type": "power_in",
        "description": "Negative power supply; supply is 2.7 V to 15 V single-supply or ±1.35 V to ±7.5 V dual-supply, with absolute maximum supply voltage of 16.5 V."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; leave unconnected."
      },
      {
        "number": "6",
        "name": "VOUT",
        "type": "output",
        "description": "Amplifier output; output current is rated at 100 mA (absolute maximum), with rail-to-rail swing of ±4.8 V at RL = 2 kΩ."
      },
      {
        "number": "7",
        "name": "VS+",
        "type": "power_in",
        "description": "Positive power supply; supply is 2.7 V to 15 V single-supply or ±1.35 V to ±7.5 V dual-supply, with absolute maximum supply voltage of 16.5 V."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection; leave unconnected."
      }
    ],
    "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 page 9 pin-assignment text was extracted without clear column layout. Pin numbers were assigned ; The datasheet lists the THS4221D in the D (SOIC-8) package on page 9 and ordering tables on pages 2 ; Pin descriptions are built from specifications on pages 2 and 8 that apply to the whole device rathe"
        ],
        "pages_sent": 13,
        "cost_usd": 0.0856,
        "at": "2026-10-08T04:59:18"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/ths4221",
        "pages": 49,
        "sha256": "f50c774974bf2804",
        "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"
    },
    "models_3d": [
      {
        "file": "ths4221d.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": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "ths4221d-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
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        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "1abc018b642f6ecbd83ba62a3f72e9b20fe7ab014ece712a576c516eb76edf65",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}