GS8552-MR

{
  "schema_version": 1,
  "type": "component",
  "slug": "gs8552-mr",
  "title": "GS8552-MR",
  "brief": "Gainsil Precision OpAmps, MSOP-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",
    "gs8552-mr"
  ],
  "component": {
    "mpn": "GS8552-MR",
    "manufacturer": "Gainsil",
    "package": "MSOP-8",
    "pin_count": 8,
    "category": "Op-amp/Cmp",
    "subcategory": "Precision OpAmps",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/df40ea11de3c938899e22ba970ddc2ff.pdf",
    "parts": {
      "symbol": "gs8552-mr.kicad_sym",
      "footprint": "gs8552-mr.kicad_mod",
      "model_3d": "gs8552-mr-etched.glb",
      "model_3d_plain": "gs8552-mr.glb",
      "model_3d_step": "gs8552-mr-etched.step",
      "model_3d_step_plain": "gs8552-mr.step",
      "lbr": "gs8552-mr.lbr"
    },
    "distributor_links": {
      "lcsc": "C157717"
    },
    "pins": [
      {
        "number": "1",
        "name": "OUTA",
        "type": "output",
        "description": "Output of amplifier A. Rail-to-rail output, capable of swinging within ~5mV of the supply rails with light loads (>100kΩ) and 60mV with 10kΩ. Short-circuit current typically 60mA."
      },
      {
        "number": "2",
        "name": "INA-",
        "type": "input",
        "description": "Inverting input of amplifier A. Rail-to-rail input, allowed common-mode range VSS-0.1V to VDD+0.1V. Input bias current typ 20pA."
      },
      {
        "number": "3",
        "name": "INA+",
        "type": "input",
        "description": "Non-inverting input of amplifier A. Rail-to-rail input, allowed common-mode range VSS-0.1V to VDD+0.1V. Input bias current typ 20pA."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative supply / ground. Single-supply operation ties this to GND; dual-supply operation accepts ±0.9V to ±2.75V. Absolute max VDD-VSS = 7.5V. Bypass to ground with a 0.1µF ceramic capacitor."
      },
      {
        "number": "5",
        "name": "INB+",
        "type": "input",
        "description": "Non-inverting input of amplifier B. Rail-to-rail input, allowed common-mode range VSS-0.1V to VDD+0.1V. Input bias current typ 20pA."
      },
      {
        "number": "6",
        "name": "INB-",
        "type": "input",
        "description": "Inverting input of amplifier B. Rail-to-rail input, allowed common-mode range VSS-0.1V to VDD+0.1V. Input bias current typ 20pA."
      },
      {
        "number": "7",
        "name": "OUTB",
        "type": "output",
        "description": "Output of amplifier B. Rail-to-rail output, capable of swinging within ~5mV of the supply rails with light loads (>100kΩ) and 60mV with 10kΩ. Short-circuit current typically 60mA."
      },
      {
        "number": "8",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply. Single-supply operation from +1.8V to +5.5V (absolute max VDD-VSS = 7.5V). Quiescent current typ 180µA per amplifier (360µA total). Bypass to VSS with a 0.1µF ceramic capacitor placed close to the pin."
      }
    ],
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        "pages": 14,
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        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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    "pin1": {
      "pad": "1",
      "at": [
        -2.1125,
        -0.975
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "MSOP-8_3x3mm_P0.65mm@sha256:c85207be7edf4b5e",
      "mark": "drawn"
    },
    "models_3d": [
      {
        "file": "gs8552-mr.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": "gs8552-mr-etched.step",
        "role": "eda",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "c5572d105042ae05a74451eb4ea1176b558833cc25eca95e8679624b5e6f0b3e",
        "checked": "2026-10-26",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Gainsil",
      "Package": "MSOP-8",
      "Category": "Op-amp/Cmp",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "dc9b0f2b6cedff03",
      "rows": [
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          "symbol": "VOS",
          "kind": "electrical",
          "unit": "µV",
          "min": null,
          "typ": 1,
          "max": 30,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Voltage Drift",
          "symbol": "∆VOS/∆T",
          "kind": "temperature_coefficient",
          "unit": "nV/℃",
          "min": null,
          "typ": 10,
          "max": 50,
          "conditions": "",
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        },
        {
          "name": "Power Supply Voltage (VDD to Vss)",
          "symbol": "",
          "kind": "absolute_maximum",
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          "min": -0.5,
          "typ": null,
          "max": 7.5,
          "conditions": "",
          "source_page": 2,
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        {
          "name": "PDB Input Voltage",
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          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 2,
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        },
        {
          "name": "Operating Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -45,
          "typ": null,
          "max": 125,
          "conditions": "",
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        },
        {
          "name": "Junction Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
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        {
          "name": "Storage Temperature Range",
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          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
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        },
        {
          "name": "Lead Temperature (soldering)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "10 sec",
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        },
        {
          "name": "Single Supply Operating Voltage",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 5.5,
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          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Dual Supply Operating Voltage",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 0.9,
          "typ": null,
          "max": 2.75,
          "conditions": "dual supplies ±0.9V to ±2.75V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance, junction-to-ambient (MSOP-8)",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 216,
          "max": null,
          "conditions": "TA=+25℃",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current",
          "symbol": "IB",
          "kind": "electrical",
          "unit": "pA",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Current",
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          "kind": "electrical",
          "unit": "pA",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "",
          "source_page": 3,
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        },
        {
          "name": "Common-Mode Rejection Ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 110,
          "max": null,
          "conditions": "VCM = 0V to 5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Large Signal Voltage Gain",
          "symbol": "AVO",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 145,
          "max": null,
          "conditions": "RL = 10kΩ, VO = 0.3V to 4.7V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage High",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 4.998,
          "max": null,
          "conditions": "RL = 100kΩ to - VS",
          "source_page": 3,
          "source": "datasheet"
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        {
          "name": "Output Voltage High",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 4.994,
          "max": null,
          "conditions": "RL = 10kΩ to - VS",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Low",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "RL = 100kΩ to + VS",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Low",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "RL = 10kΩ to + VS",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Short Circuit Limit",
          "symbol": "ISC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 60,
          "max": null,
          "conditions": "RL =10Ω to - VS",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Current",
          "symbol": "IO",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 65,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 115,
          "max": null,
          "conditions": "VS = 2.5V to 5.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 180,
          "max": null,
          "conditions": "VO = 0V, RL = 0Ω",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Gain-Bandwidth Product",
          "symbol": "GBP",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 1.8,
          "max": null,
          "conditions": "G = +100",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Slew Rate",
          "symbol": "SR",
          "kind": "electrical",
          "unit": "V/µs",
          "min": null,
          "typ": 0.95,
          "max": null,
          "conditions": "RL = 10kΩ",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Overload Recovery Time",
          "symbol": "",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": 0.1,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Voltage Noise (peak-to-peak)",
          "symbol": "en p-p",
          "kind": "electrical",
          "unit": "µVP-P",
          "min": null,
          "typ": 0.3,
          "max": null,
          "conditions": "0Hz to 10Hz",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Voltage Noise Density",
          "symbol": "en",
          "kind": "electrical",
          "unit": "nV / Hz",
          "min": null,
          "typ": 38,
          "max": null,
          "conditions": "f = 1kHz",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "GS8552-MR (Gainsil) component page with datasheet-verified CAD.",
  "author": {
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  "variants": [
    {
      "mpn": "GS8552-MR",
      "kind": "packaging"
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    {
      "mpn": "GS8552-MRSR",
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      "mpn": "GS8552-SR",
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  "updated_at": "2026-09-24T21:18:57.755Z"
}