COSINA333MRA

{
  "schema_version": 1,
  "type": "component",
  "slug": "cosina333mra",
  "title": "COSINA333MRA",
  "brief": "COSINE Instrumentation Amplifiers, MSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "amplifiers-comparators",
    "cosina333mra",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "COSINA333MRA",
    "manufacturer": "COSINE",
    "package": "MSOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Instrumentation Amplifiers",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590909070524030976",
    "parts": {
      "symbol": "cosina333mra.kicad_sym",
      "footprint": "cosina333mra.kicad_mod",
      "model_3d": "cosina333mra-etched.glb",
      "model_3d_plain": "cosina333mra.glb",
      "model_3d_step": "cosina333mra-etched.step",
      "model_3d_step_plain": "cosina333mra.step",
      "lbr": "cosina333mra.lbr"
    },
    "distributor_links": {
      "lcsc": "C17702538"
    },
    "pins": [
      {
        "number": "1",
        "name": "RG",
        "type": "passive",
        "description": "Gain setting pin; for gains greater than 1, place a gain resistor between pins 1 and 8."
      },
      {
        "number": "2",
        "name": "VIN-",
        "type": "power_in",
        "description": "Negative input."
      },
      {
        "number": "3",
        "name": "VIN+",
        "type": "power_in",
        "description": "Positive input."
      },
      {
        "number": "4",
        "name": "-VS",
        "type": "power_in",
        "description": "Negative supply."
      },
      {
        "number": "5",
        "name": "REF",
        "type": "input",
        "description": "Reference input; must be driven by low impedance or connected to ground."
      },
      {
        "number": "6",
        "name": "VOUT",
        "type": "output",
        "description": "Output."
      },
      {
        "number": "7",
        "name": "+VS",
        "type": "power_in",
        "description": "Positive supply."
      },
      {
        "number": "8",
        "name": "RG",
        "type": "passive",
        "description": "Gain setting pin; for gains greater than 1, place a gain resistor between pins 1 and 8."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-4-6",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 7,
        "cost_usd": 0.0876,
        "at": "2026-09-22T14:31:30"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590909070524030976",
        "pages": 7,
        "sha256": "f240a1778d0e13a8",
        "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": "cosina333mra.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3,
          0.95
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "847c4c5023fe1603fbd36900a5dcc4bd3901ba473f71d42c9a469f0236eaadf3",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cosina333mra-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          4.9,
          3,
          0.95
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2fb1b30e8bc176b9eab39291f1d18fb4b2db7e08f361ce978db94dd195f1567d",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "COSINE",
      "Package": "MSOP-8",
      "Category": "Amplifiers/Comparators",
      "Pins": "8"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cosina333mra"
  ],
  "discovery_pitch": "COSINA333MRA (COSINE) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cosina333mra.kicad_sym",
    "cosina333mra.kicad_mod",
    "cosina333mra.glb",
    "cosina333mra.step",
    "cosina333mra.lbr",
    "docs/hero.png",
    "docs/cosina333mra-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "updated_at": "2026-09-24T19:31:10.845Z"
}