COS358SR

{
  "schema_version": 1,
  "type": "component",
  "slug": "cos358sr",
  "title": "COS358SR",
  "brief": "COSINE Operational Amplifier, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "op-amp-cmp",
    "cos358sr"
  ],
  "component": {
    "mpn": "COS358SR",
    "manufacturer": "COSINE",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Op-amp/Cmp",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/0699f0d05402dca4308619b3e2674082.pdf",
    "parts": {
      "symbol": "cos358sr.kicad_sym",
      "footprint": "cos358sr.kicad_mod",
      "model_3d": "cos358sr-etched.glb",
      "model_3d_plain": "cos358sr.glb",
      "model_3d_step": "cos358sr-etched.step",
      "model_3d_step_plain": "cos358sr.step",
      "lbr": "cos358sr.lbr"
    },
    "distributor_links": {
      "lcsc": "C693055"
    },
    "pins": [
      {
        "number": "1",
        "name": "OUTA",
        "type": "output",
        "description": "Output of amplifier A. Rail-to-rail output; swings to within ~10mV of each supply rail (1mV @ 100kΩ, 10mV @ 10kΩ, 40mV @ 2kΩ). Short-circuit current typ. 45mA source / 50mA sink."
      },
      {
        "number": "2",
        "name": "-IN1",
        "type": "input",
        "description": "Inverting (negative) input of amplifier A. Input voltage range from -Vs -0.3V to +Vs - 1V. Input terminals are diode-clamped to the supply rails; signals exceeding rails by >0.5V must be current-limited to 10mA."
      },
      {
        "number": "3",
        "name": "+IN1",
        "type": "input",
        "description": "Non-inverting (positive) input of amplifier A. Same voltage range as the inverting input (-Vs -0.3V to +Vs - 1V). Common-mode range with Vs=5.5V spans -0.1V to 4.5V; CMRR typ. 125dB."
      },
      {
        "number": "4",
        "name": "-Vs",
        "type": "power_in",
        "description": "Negative supply / ground pin. For single-supply operation tie to GND; for dual-supply operation connect to negative rail (±1.05V to ±2.75V). Bypass with 0.1µF ceramic close to the pin if not tied directly to ground."
      },
      {
        "number": "5",
        "name": "+IN2",
        "type": "input",
        "description": "Non-inverting (positive) input of amplifier B. Same voltage-range and common-mode specifications as +IN1."
      },
      {
        "number": "6",
        "name": "-IN2",
        "type": "input",
        "description": "Inverting (negative) input of amplifier B. Input voltage range from -Vs -0.3V to +Vs - 1V; diode-clamped to supplies."
      },
      {
        "number": "7",
        "name": "OUTB",
        "type": "output",
        "description": "Output of amplifier B. Rail-to-rail; same drive characteristics as OUTA."
      },
      {
        "number": "8",
        "name": "+Vs",
        "type": "power_in",
        "description": "Positive supply pin. Operating range 2.1V to 5.5V (single supply) or ±1.05V to ±2.75V (dual). Bypass with a 0.1µF ceramic capacitor placed as close as possible to this pin (2.2µF tantalum optional for improved performance). Total quiescent current ~170µA (85µA per amplifier)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/0699f0d05402dca4308619b3e2674082.pdf",
        "pages": 10,
        "sha256": "7499c4d7cd32eb92",
        "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"
    },
    "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": "cos358sr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cos358sr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "8c8cc664b2602ac5c695339c93a8fa8462f2db39bb0adc0cef79a47912fd913e",
        "checked": "2026-11-03",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "COSINE",
      "Package": "SOIC-8",
      "Category": "Op-amp/Cmp",
      "Pins": "8"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cos358sr"
  ],
  "discovery_pitch": "COS358SR (COSINE) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cos358sr.kicad_sym",
    "cos358sr.kicad_mod",
    "cos358sr.glb",
    "cos358sr.step",
    "cos358sr-etched.step",
    "cos358sr.lbr",
    "docs/hero.png",
    "docs/cos358sr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "COS358SR",
      "kind": "packaging"
    },
    {
      "mpn": "COS358SRMR",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T19:27:32.863Z"
}