main
Ray Set visibility: public 1b9eaa9 11d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "gs8748-sr",
  "title": "GS8748-SR",
  "brief": "Gainsil Comparators, SOP-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",
    "gs8748-sr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "GS8748-SR",
    "manufacturer": "Gainsil",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Comparators",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590446854678228993",
    "parts": {
      "symbol": "gs8748-sr.kicad_sym",
      "footprint": "gs8748-sr.kicad_mod",
      "model_3d": "gs8748-sr-hero.glb",
      "model_3d_plain": "gs8748-sr-etched.glb",
      "model_3d_step": "gs8748-sr-etched.step",
      "model_3d_step_plain": "gs8748-sr.step",
      "lbr": "gs8748-sr.lbr"
    },
    "distributor_links": {
      "lcsc": "C5179670"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T23:07:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUTA",
        "type": "output",
        "description": "Comparator A output; rail-to-rail, CMOS/TTL-compatible."
      },
      {
        "number": "2",
        "name": "INA-",
        "type": "input",
        "description": "Comparator A inverting input; rail-to-rail, common-mode range VSS-0.1V to VDD+0.1V."
      },
      {
        "number": "3",
        "name": "INA+",
        "type": "input",
        "description": "Comparator A non-inverting input; rail-to-rail, common-mode range VSS-0.1V to VDD+0.1V."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative supply or ground; supply VDD to VSS is 2.7V to 5.5V (absolute max 7.5V)."
      },
      {
        "number": "5",
        "name": "INB+",
        "type": "input",
        "description": "Comparator B non-inverting input; rail-to-rail, common-mode range VSS-0.1V to VDD+0.1V."
      },
      {
        "number": "6",
        "name": "INB-",
        "type": "input",
        "description": "Comparator B inverting input; rail-to-rail, common-mode range VSS-0.1V to VDD+0.1V."
      },
      {
        "number": "7",
        "name": "OUTB",
        "type": "output",
        "description": "Comparator B output; rail-to-rail, CMOS/TTL-compatible."
      },
      {
        "number": "8",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply; 2.7V to 5.5V operation (absolute max 7.5V), bypass with 0.1uF ceramic capacitor close to the pin."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text+vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin 1 position and numbering taken from the SOP-8/MSOP-8 pin diagram on page 1; the SOP-8 package dr",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 14,
        "cost_usd": 0.2943,
        "at": "2026-10-17T23:06:08"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8590446854678228993",
        "pages": 14,
        "sha256": "2424cde32c78da4a",
        "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": "gs8748-sr.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": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "gs8748-sr-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": "beb3d8d352234959827890d463af59e65a9c2d21bc1e53604b9d8671d4f0ea7f",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Gainsil",
      "Package": "SOP-8",
      "Category": "Amplifiers/Comparators",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "2424cde32c78da4a08536bf271e052d0fdbf3ecfe587566dab4b3b0f14b078ac",
      "rows": [
        {
          "name": "Input Offset Voltage",
          "symbol": "VOS",
          "kind": "tolerance",
          "unit": "mV",
          "min": null,
          "typ": 0.4,
          "max": 5,
          "conditions": "VCM = 0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Common-Mode Voltage Range",
          "symbol": "VCM",
          "kind": "electrical",
          "unit": "V",
          "min": -0.1,
          "typ": null,
          "max": 5.6,
          "conditions": "VS = 5.5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Common-Mode Rejection Ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 60,
          "typ": 77,
          "max": null,
          "conditions": "VS = 5V, VCM = 0V to 5V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Swing from Rail (low)",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 159,
          "max": 222,
          "conditions": "Vs=5V, IO = 4mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Short-Circuit Current (source)",
          "symbol": "ISOURCE",
          "kind": "electrical",
          "unit": "mA",
          "min": 22.5,
          "typ": 35.4,
          "max": null,
          "conditions": "VS = 5V, Out to VS/2",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Short-Circuit Current (sink)",
          "symbol": "ISINK",
          "kind": "electrical",
          "unit": "mA",
          "min": 25.5,
          "typ": 36.3,
          "max": null,
          "conditions": "VS = 5V, Out to VS/2",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 58,
          "typ": 71,
          "max": null,
          "conditions": "VS = +2.7V to +5.5V, VCM = 0V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating Voltage Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Voltage (VDD to Vss)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 7.5,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "PDB Input Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 160,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "soldering, 10sec",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance SOP-8",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 125,
          "max": null,
          "conditions": "TA=+25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Susceptibility HBM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "KV",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD Susceptibility MM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "gs8748-sr"
  ],
  "discovery_pitch": "GS8748-SR (Gainsil) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "gs8748-sr.kicad_sym",
    "gs8748-sr.kicad_mod",
    "gs8748-sr.glb",
    "gs8748-sr.step",
    "gs8748-sr.lbr",
    "docs/hero.png",
    "docs/gs8748-sr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "gs8748-sr-hero.glb",
    "gs8748-sr-hero.overlay.json",
    "gs8748-sr-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}