main
Ray Set visibility: public 0653ea9 9d ago
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{
  "schema_version": 1,
  "type": "component",
  "slug": "cbm8552as8",
  "title": "CBM8552AS8",
  "brief": "Corebai Microelectronics Precision Op Amps, SOIC-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",
    "cbm8552as8",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CBM8552AS8",
    "manufacturer": "Corebai Microelectronics",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Precision Op Amps",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884873846640640",
    "parts": {
      "symbol": "cbm8552as8.kicad_sym",
      "footprint": "cbm8552as8.kicad_mod",
      "model_3d": "cbm8552as8-hero.glb",
      "model_3d_plain": "cbm8552as8-etched.glb",
      "model_3d_step": "cbm8552as8-etched.step",
      "model_3d_step_plain": "cbm8552as8.step",
      "lbr": "cbm8552as8.lbr"
    },
    "distributor_links": {
      "lcsc": "C476331"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T03:23:22Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUTA",
        "type": "output",
        "description": "Amplifier A output, rail-to-rail swing."
      },
      {
        "number": "2",
        "name": "INA-",
        "type": "input",
        "description": "Amplifier A inverting input, rail-to-rail with common-mode range from VSS-0.1V to VDD+0.1V."
      },
      {
        "number": "3",
        "name": "INA+",
        "type": "input",
        "description": "Amplifier A non-inverting input, rail-to-rail with common-mode range from VSS-0.1V to VDD+0.1V."
      },
      {
        "number": "4",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative supply or ground; for dual-supply operation, bypass with a 0.1µF ceramic capacitor."
      },
      {
        "number": "5",
        "name": "INB+",
        "type": "input",
        "description": "Amplifier B non-inverting input, rail-to-rail with common-mode range from VSS-0.1V to VDD+0.1V."
      },
      {
        "number": "6",
        "name": "INB-",
        "type": "input",
        "description": "Amplifier B inverting input, rail-to-rail with common-mode range from VSS-0.1V to VDD+0.1V."
      },
      {
        "number": "7",
        "name": "OUTB",
        "type": "output",
        "description": "Amplifier B output, rail-to-rail swing."
      },
      {
        "number": "8",
        "name": "VDD",
        "type": "power_in",
        "description": "Positive supply, 1.8V to 5.5V single supply (absolute max 7.5V VDD to VSS); place a 0.1µF 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: Page 2 has two SOP-8 drawings. One is a single-amplifier pinout with NC pins (CBM8551). The other is",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 16,
        "cost_usd": 0.2738,
        "at": "2026-10-19T03:21:08"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884873846640640",
        "pages": 16,
        "sha256": "f2188dc09cf52931",
        "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": [
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        "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": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cbm8552as8-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          4.9,
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "fd4281b35d7d3addaf40595f2bfd4b1e98c69bdb0d01daf46b77595869db6b46",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Corebai Microelectronics",
      "Package": "SOIC-8",
      "Category": "Amplifiers/Comparators",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "f2188dc09cf52931fa712dfce41d828a1794b4025b762fe357ad6108800dc1b0",
      "rows": [
        {
          "name": "Power Supply Voltage (VDD to VSS)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 7.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Analog Input Voltage (IN+ or IN-)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 0.5,
          "conditions": "Printed as VSS-0.5V (min) and VDD+0.5V (max); values are offsets from the supply rails, not absolute volts",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "PDB Input Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": 7,
          "conditions": "Printed as VSS-0.5V (min) and +7V (max); min is rail-referenced",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -45,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 160,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage Temperature Range",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -55,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Lead Temperature (soldering)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": null,
          "typ": null,
          "max": 260,
          "conditions": "soldering, 10 sec",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Package Thermal Resistance SOP-8",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "℃/W",
          "min": null,
          "typ": 125,
          "max": null,
          "conditions": "TA=+25℃",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage (single supply)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 5.5,
          "conditions": "Single supply; dual supply ±0.9V to ±2.75V per application notes",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature Range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -45,
          "typ": null,
          "max": 125,
          "conditions": "Ordering table lists -40℃~125℃ for this part",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Voltage",
          "symbol": "VOS",
          "kind": "electrical",
          "unit": "μV",
          "min": null,
          "typ": 1,
          "max": 30,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Low, RL to +VS",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "RL = 100kΩ to +VS",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage Low, RL to +VS",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "RL = 10kΩ to +VS",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current",
          "symbol": "IB",
          "kind": "electrical",
          "unit": "pA",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Current",
          "symbol": "IOS",
          "kind": "electrical",
          "unit": "pA",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Common-Mode Rejection Ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 110,
          "max": null,
          "conditions": "VCM = 0V to 5V",
          "source_page": 4,
          "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": 4,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Voltage Drift",
          "symbol": "∆VOS/∆T",
          "kind": "temperature_coefficient",
          "unit": "nV/℃",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage High, RL to -VS",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 4.998,
          "max": null,
          "conditions": "RL = 100kΩ to -VS",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Voltage High, RL to -VS",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 4.994,
          "max": null,
          "conditions": "RL = 10kΩ to -VS",
          "source_page": 4,
          "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": 4,
          "source": "datasheet"
        },
        {
          "name": "Output Current",
          "symbol": "IO",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 65,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "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": 4,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 180,
          "max": null,
          "conditions": "VO = 0V, RL = 0Ω",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Gain-Bandwidth Product",
          "symbol": "GBP",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 1.8,
          "max": null,
          "conditions": "G = +100",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Slew Rate",
          "symbol": "SR",
          "kind": "electrical",
          "unit": "V/μs",
          "min": null,
          "typ": 0.95,
          "max": null,
          "conditions": "RL = 10kΩ",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Overload Recovery Time",
          "symbol": "",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": 0.1,
          "max": null,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Voltage Noise (en p-p)",
          "symbol": "en p-p",
          "kind": "electrical",
          "unit": "μVp-p",
          "min": null,
          "typ": 0.3,
          "max": null,
          "conditions": "0Hz to 10Hz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Voltage Noise Density",
          "symbol": "en",
          "kind": "electrical",
          "unit": "nV/√Hz",
          "min": null,
          "typ": 38,
          "max": null,
          "conditions": "f = 1kHz",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cbm8552as8"
  ],
  "discovery_pitch": "CBM8552AS8 (Corebai Microelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "cbm8552as8.step",
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    "docs/hero.png",
    "docs/cbm8552as8-datasheet.pdf",
    "viewers/symbol.html",
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    "cbm8552as8-hero.overlay.json",
    "cbm8552as8-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}