UM603AG-1

{
  "schema_version": 1,
  "type": "component",
  "slug": "um603ag-1",
  "title": "UM603AG-1",
  "brief": "UTC(Unisonic Tech) Operational Amplifier, 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",
    "um603ag-1",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "UM603AG-1",
    "manufacturer": "UTC(Unisonic Tech)",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3f748b2c0ff80b4616bb24393c3e8b21.pdf",
    "parts": {
      "symbol": "um603ag-1.kicad_sym",
      "footprint": "um603ag-1.kicad_mod",
      "model_3d": "um603ag-1-hero.glb",
      "model_3d_plain": "um603ag-1-etched.glb",
      "model_3d_step": "um603ag-1-etched.step",
      "model_3d_step_plain": "um603ag-1.step",
      "lbr": "um603ag-1.lbr"
    },
    "distributor_links": {
      "lcsc": "C7509622"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T07:01:23Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "Output 1",
        "type": "output",
        "description": "OP1 output."
      },
      {
        "number": "2",
        "name": "Inverting Input1",
        "type": "input",
        "description": "OP1 inverting input."
      },
      {
        "number": "3",
        "name": "Non-Inverting Input1",
        "type": "output",
        "description": "A 2.5V fixed voltage reference output, wired to the OP1 non-inverting input."
      },
      {
        "number": "4",
        "name": "VCC-",
        "type": "power_in",
        "description": "Negative supply rail (VCC-), which serves as ground in single-supply operation within the 3V to 32V supply range."
      },
      {
        "number": "5",
        "name": "Non-Inverting Input2",
        "type": "input",
        "description": "OP2 non-inverting input."
      },
      {
        "number": "6",
        "name": "Inverting Input2",
        "type": "input",
        "description": "OP2 inverting input."
      },
      {
        "number": "7",
        "name": "Output 2",
        "type": "output",
        "description": "OP2 output."
      },
      {
        "number": "8",
        "name": "VCC+",
        "type": "power_in",
        "description": "Positive supply rail (VCC+), with a wide supply range of 3V to 32V or ±1.5V to ±16V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The MPN UM603AG-1 is not listed verbatim in the ordering table. The SOP-8 variant is ordered as UM60; Pin 3 is listed as type O (output) in the datasheet pin table, but its description is a 2.5V referen"
        ],
        "pages_sent": 7,
        "cost_usd": 0.0137,
        "at": "2026-10-27T07:01:12"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/3f748b2c0ff80b4616bb24393c3e8b21.pdf",
        "pages": 7,
        "sha256": "99871eff3c659e87",
        "source_tier": "mfr"
      },
      "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": "um603ag-1.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": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "um603ag-1-etched.step",
        "role": "eda",
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        "zmin_mm": 0,
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        "sha256": "5bf9a4aca63eedc67e57095fc080d6065d82b45f4cdf325c38139e238b1e6bff",
        "checked": "2026-10-27",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "UTC(Unisonic Tech)",
      "Package": "SOP-8",
      "Category": "Amplifiers/Comparators",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "99871eff3c659e87618bba72321df35d841d047897eaf9b52739deee89e80cbe",
      "rows": [
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          "symbol": "VCC",
          "kind": "absolute_maximum",
          "unit": "V",
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          "max": 36,
          "conditions": "",
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          "source": "datasheet"
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        {
          "name": "Differential Input Voltage",
          "symbol": "VI(DIFF)",
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        {
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        },
        {
          "name": "Junction Temperature",
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          "unit": "C",
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          "conditions": "",
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        },
        {
          "name": "Operating Temperature",
          "symbol": "TOPR",
          "kind": "recommended_operating",
          "unit": "C",
          "min": -55,
          "typ": null,
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          "conditions": "",
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        },
        {
          "name": "Thermal Resistance Junction to Ambient SOP-8",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "C/W",
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        },
        {
          "name": "Total Supply Current, excluding Current in the Voltage Reference",
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          "conditions": "VCC+=5V, no load, TMIN≤TA≤TMAX",
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          "name": "Total Supply Current, excluding Current in the Voltage Reference",
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        },
        {
          "name": "Input Offset Voltage UM603A-1",
          "symbol": "VI(OFF)",
          "kind": "electrical",
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          "min": null,
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          "conditions": "VI(CM)=0V TA=25C",
          "source_page": 3,
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        },
        {
          "name": "Input Offset Voltage UM603A-1 over temperature",
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        },
        {
          "name": "Input Offset Voltage Drift",
          "symbol": "DVI(OFF)",
          "kind": "temperature_coefficient",
          "unit": "μV/C",
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          "typ": 7,
          "max": null,
          "conditions": "",
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        },
        {
          "name": "Input Bias Current",
          "symbol": "II(BIAS)",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "negative input",
          "source_page": 3,
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        {
          "name": "Large Signal Voltage Gain",
          "symbol": "AVD",
          "kind": "electrical",
          "unit": "V/mV",
          "min": 100,
          "typ": null,
          "max": null,
          "conditions": "VI(CM)=0V, VCC=15V, RL=2k",
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        {
          "name": "Supply Voltage Rejection Ratio",
          "symbol": "SVR",
          "kind": "electrical",
          "unit": "dB",
          "min": 65,
          "typ": 100,
          "max": null,
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        {
          "name": "Output Current Source",
          "symbol": "ISOURCE",
          "kind": "electrical",
          "unit": "mA",
          "min": 20,
          "typ": 40,
          "max": null,
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          "name": "Short Circuit to Ground",
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        {
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        {
          "name": "High Level Output Voltage over temperature",
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        {
          "name": "Slew Rate at Unity Gain",
          "symbol": "SR",
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          "unit": "V/μs",
          "min": 0.2,
          "typ": 0.4,
          "max": null,
          "conditions": "VIN=0.5 ~ 3V, VCC=15V RL=2k, CL=100pF, unity gain",
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        },
        {
          "name": "Gain Bandwidth Product",
          "symbol": "GBP",
          "kind": "electrical",
          "unit": "MHz",
          "min": 0.5,
          "typ": 0.9,
          "max": null,
          "conditions": "VCC=30V, RL=2K, CL=100pF f=100kHz, VIN=10mV",
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        {
          "name": "Total Harmonic Distortion",
          "symbol": "THD",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.02,
          "max": null,
          "conditions": "f=1kHz, CL=100pF, VOUT=2VPP Av=20dB, RL=2k, VCC=30V",
          "source_page": 3,
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        },
        {
          "name": "Input Offset Voltage UM603A-1 (OPERATOR2)",
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          "min": 0.5,
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          "name": "Input Offset Voltage UM603A-1 over temperature (OPERATOR2)",
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        {
          "name": "Input Offset Current over temperature (OPERATOR2)",
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          "name": "Supply Voltage Rejection Ratio (OPERATOR2)",
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          "kind": "electrical",
          "unit": "mA",
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          "max": null,
          "conditions": "VCC=+15V, VOUT=2V, VJD=+1V",
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          "kind": "electrical",
          "unit": "mA",
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          "name": "High Level Output Voltage (OPERATOR2)",
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          "typ": 28,
          "max": null,
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          "name": "Low Level Output Voltage (OPERATOR2)",
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          "name": "Low Level Output Voltage over temperature (OPERATOR2)",
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          "max": null,
          "conditions": "TMIN≤TA≤TMAX",
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        {
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          "kind": "recommended_operating",
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          "min": 1,
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          "conditions": "",
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        {
          "name": "Reference Input Voltage UM603A-1",
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          "kind": "tolerance",
          "unit": "V",
          "min": 2.49,
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          "conditions": "±0.4%, TA=25C",
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          "source": "datasheet"
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        {
          "name": "Reference Input Voltage UM603A-1 over temperature",
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          "kind": "tolerance",
          "unit": "V",
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          "max": 2.52,
          "conditions": "TMIN≤TA≤TMAX, VKA=VREF, IKA=10mA",
          "source_page": 4,
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        {
          "name": "Reference Input Voltage Deviation Over Temperature Range",
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          "kind": "electrical",
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          "typ": 30,
          "max": null,
          "conditions": "VKA=VREF, IK=10mA, TMIN≤TA≤TMAX",
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          "name": "Minimum Cathode Current for Regulation",
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          "unit": "Ω",
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          "source": "datasheet"
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