OPA2188AQDGKRQ1

{
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  "slug": "opa2188aqdgkrq1",
  "title": "OPA2188AQDGKRQ1",
  "brief": "Texas Instruments Precision Op Amps, VSSOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "OPA2188AQDGKRQ1",
    "manufacturer": "Texas Instruments",
    "package": "VSSOP-8",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Precision Op Amps",
    "datasheet": "https://www.ti.com/cn/lit/gpn/opa188-q1",
    "parts": {
      "symbol": "opa2188aqdgkrq1.kicad_sym",
      "footprint": "opa2188aqdgkrq1.kicad_mod",
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      "model_3d_plain": "opa2188aqdgkrq1.glb",
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      "lbr": "opa2188aqdgkrq1.lbr"
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    "distributor_links": {
      "lcsc": "C2060154",
      "digikey": "296-46961-2-ND",
      "mouser": "595-OPA2188AQDGKRQ1"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T14:04:29Z",
      "source": "Component Ocean /api/assign-pns",
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        "status": "found"
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      "mouser": {
        "pn": "595-OPA2188AQDGKRQ1",
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    },
    "pins": [
      {
        "number": "1",
        "name": "OUT A",
        "type": "output",
        "description": "Channel A output; the output is rail-to-rail and swings within 15 mV of the supply rails, and it can be shorted continuously to ground, V- or V+."
      },
      {
        "number": "2",
        "name": "-IN A",
        "type": "input",
        "description": "Channel A inverting input; input signal current must be limited to 10 mA or less when the input can exceed a supply rail by more than 0.5 V, and the common-mode range extends from V- to (V+) - 1.5 V."
      },
      {
        "number": "3",
        "name": "+IN A",
        "type": "input",
        "description": "Channel A non-inverting input; input signal current must be limited to 10 mA or less when the input can exceed a supply rail by more than 0.5 V, and the common-mode range extends from V- to (V+) - 1.5 V."
      },
      {
        "number": "4",
        "name": "V-",
        "type": "power_in",
        "description": "Negative power supply (lowest potential); the recommended operating range is 4 V to 36 V single-supply or ±2 V to ±18 V dual-supply, and the absolute maximum is 40 V single-supply or ±20 V dual-supply."
      },
      {
        "number": "5",
        "name": "+IN B",
        "type": "input",
        "description": "Channel B non-inverting input; input signal current must be limited to 10 mA or less when the input can exceed a supply rail by more than 0.5 V, and the common-mode range extends from V- to (V+) - 1.5 V."
      },
      {
        "number": "6",
        "name": "-IN B",
        "type": "input",
        "description": "Channel B inverting input; input signal current must be limited to 10 mA or less when the input can exceed a supply rail by more than 0.5 V, and the common-mode range extends from V- to (V+) - 1.5 V."
      },
      {
        "number": "7",
        "name": "OUT B",
        "type": "output",
        "description": "Channel B output; the output is rail-to-rail and swings within 15 mV of the supply rails, and it can be shorted continuously to ground, V- or V+."
      },
      {
        "number": "8",
        "name": "V+",
        "type": "power_in",
        "description": "Positive power supply (highest potential); the recommended operating range is 4 V to 36 V single-supply or ±2 V to ±18 V dual-supply, and the absolute maximum is 40 V single-supply or ±20 V dual-supply."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The pinout for the dual-channel OPA2188-Q1 DGK (VSSOP-8) is taken from the page 5 table. Page 4 give; The source pin table and some limits are in Chinese; the descriptions are English renderings of that"
        ],
        "pages_sent": 21,
        "cost_usd": 0.0859,
        "at": "2026-10-11T14:04:14"
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      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/opa188-q1",
        "pages": 36,
        "sha256": "a3efda5f7f56004a",
        "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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    },
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        "zmin_mm": 0,
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        "checked": "2026-10-11",
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  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "VSSOP-8",
      "Category": "Amplifiers/Comparators",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
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      "rows": [
        {
          "name": "Input offset voltage",
          "symbol": "VOS",
          "kind": "tolerance",
          "unit": "μV",
          "min": -25,
          "typ": 6,
          "max": 25,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Input offset voltage drift, OPA2188-Q1",
          "symbol": "dVIO/dT",
          "kind": "temperature_coefficient",
          "unit": "μV/°C",
          "min": -0.085,
          "typ": 0.03,
          "max": 0.085,
          "conditions": "TA = –40°C 至 105°C",
          "source_page": 7,
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        },
        {
          "name": "Power supply rejection ratio, OPA2188-Q1",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "μV/V",
          "min": -0.3,
          "typ": 0.075,
          "max": 0.3,
          "conditions": "VS = 4V 至 36V, TA = –40°C 至 105°C",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Input bias current",
          "symbol": "IB",
          "kind": "electrical",
          "unit": "pA",
          "min": -1400,
          "typ": 160,
          "max": 1400,
          "conditions": "VCM = VS/2",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Input bias current over temperature, OPA2188-Q1",
          "symbol": "IB",
          "kind": "electrical",
          "unit": "nA",
          "min": -18,
          "typ": null,
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          "conditions": "TA = –40°C 至 105°C",
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          "name": "Input offset current",
          "symbol": "IOS",
          "kind": "electrical",
          "unit": "pA",
          "min": -2800,
          "typ": 320,
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          "conditions": "VCM = VS/2",
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        {
          "name": "Input offset current over temperature, OPA2188-Q1",
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          "kind": "electrical",
          "unit": "nA",
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          "typ": null,
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          "conditions": "TA = –40°C 至 105°C",
          "source_page": 7,
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        {
          "name": "Common-mode rejection ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 120,
          "typ": 134,
          "max": null,
          "conditions": "(V–) < VCM < (V+) – 1.5V",
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        {
          "name": "Common-mode rejection ratio, VS = ±18 V",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 130,
          "typ": 146,
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        {
          "name": "Common-mode rejection ratio over temperature, OPA2188-Q1",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 120,
          "typ": 126,
          "max": null,
          "conditions": "(V–) + 0.5V < VCM < (V+) – 1.5V, VS = ±18V, TA = –40°C 至 105°C",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "Open-loop voltage gain",
          "symbol": "AOL",
          "kind": "electrical",
          "unit": "dB",
          "min": 130,
          "typ": 136,
          "max": null,
          "conditions": "(V–) + 0.5V < VO < (V+) – 0.5V",
          "source_page": 7,
          "source": "datasheet"
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        {
          "name": "Open-loop voltage gain over temperature, OPA2188-Q1",
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          "kind": "electrical",
          "unit": "dB",
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          "source_page": 7,
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        {
          "name": "Output voltage swing from supply rail, no load",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 6,
          "max": 15,
          "conditions": "空载",
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        {
          "name": "Output voltage swing from supply rail, RL = 10 kΩ",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
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          "conditions": "RL = 10kΩ",
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        {
          "name": "Output voltage swing from supply rail over temperature, OPA2188-Q1",
          "symbol": "VOUT",
          "kind": "electrical",
          "unit": "mV",
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          "conditions": "RL = 10kΩ，TA = –40°C 至 105°C",
          "source_page": 8,
          "source": "datasheet"
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        {
          "name": "Quiescent current per amplifier",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 450,
          "max": 510,
          "conditions": "VS = ±4V 至 VS = ±18V",
          "source_page": 8,
          "source": "datasheet"
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        {
          "name": "Quiescent current per amplifier over temperature, OPA2188-Q1",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 600,
          "conditions": "IO = 0mA, TA = –40°C 至 105°C",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Short-circuit current, sink (灌电流)",
          "symbol": "ISC",
          "kind": "electrical",
          "unit": "mA",
          "min": -18,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 8,
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        {
          "name": "Short-circuit current, source (源电流)",
          "symbol": "ISC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 16,
          "conditions": "",
          "source_page": 8,
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        {
          "name": "Common-mode rejection ratio, low-voltage table",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 106,
          "typ": 114,
          "max": null,
          "conditions": "(V–) < VCM < (V+) – 1.5V",
          "source_page": 9,
          "source": "datasheet"
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        {
          "name": "Common-mode rejection ratio, low-voltage table, VS = ±2 V",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 114,
          "typ": 120,
          "max": null,
          "conditions": "(V–) + 0.5V < VCM < (V+) – 1.5V, VS = ±2V",
          "source_page": 9,
          "source": "datasheet"
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        {
          "name": "Common-mode rejection ratio over temperature, low-voltage table, OPA2188-Q1",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 110,
          "typ": 120,
          "max": null,
          "conditions": "(V–) + 0.5V < VCM < (V+) – 1.5V, VS = ±2V, TA = –40°C 至 105°C",
          "source_page": 9,
          "source": "datasheet"
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        {
          "name": "Open-loop voltage gain, low-voltage table, RL = 5 kΩ",
          "symbol": "AOL",
          "kind": "electrical",
          "unit": "dB",
          "min": 110,
          "typ": 120,
          "max": null,
          "conditions": "(V–) + 0.5V < VO < (V+) – 0.5V, RL = 5kΩ",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Open-loop voltage gain, low-voltage table",
          "symbol": "AOL",
          "kind": "electrical",
          "unit": "dB",
          "min": 120,
          "typ": 130,
          "max": null,
          "conditions": "(V–) + 0.5V < VO < (V+) – 0.5V",
          "source_page": 10,
          "source": "datasheet"
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        {
          "name": "Open-loop voltage gain over temperature, low-voltage table, OPA2188-Q1",
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          "kind": "electrical",
          "unit": "dB",
          "min": 110,
          "typ": 120,
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          "conditions": "(V–) + 0.5V < VO < (V+) – 0.5V, TA = –40°C 至 105°C",
          "source_page": 10,
          "source": "datasheet"
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        {
          "name": "Quiescent current per amplifier, low-voltage table",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 425,
          "max": 485,
          "conditions": "VS = ±2V 至 VS = ±4V",
          "source_page": 10,
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        {
          "name": "Quiescent current per amplifier over temperature, low-voltage table, OPA2188-Q1",
          "symbol": "IQ",
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          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 575,
          "conditions": "IO = 0mA, TA = –40°C 至 105°C",
          "source_page": 10,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage, dual supply (recommended)",
          "symbol": "VS",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": 18,
          "conditions": "双电源",
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        {
          "name": "Supply voltage, single supply (recommended)",
          "symbol": "VS",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4,
          "typ": null,
          "max": 36,
          "conditions": "单电源",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range, OPA2188-Q1 (temperature grade 2)",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 105,
          "conditions": "OPA2188-Q1 温度等级 2：额定温度范围",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Supply voltage, dual supply (absolute maximum)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -20,
          "typ": null,
          "max": 20,
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          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Supply voltage, single supply (absolute maximum)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 40,
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          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Differential input voltage (absolute maximum)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.7,
          "typ": null,
          "max": 0.7,
          "conditions": "差分",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "Signal input pin current (absolute maximum)",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature, OPA2188-Q1 (absolute maximum)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "OPA2188-Q1",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature (absolute maximum)",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Gain-bandwidth product",
          "symbol": "GBW",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Slew rate",
          "symbol": "SR",
          "kind": "electrical",
          "unit": "V/μs",
          "min": null,
          "typ": 0.8,
          "max": null,
          "conditions": "G = 1",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Settling time to 0.1%",
          "symbol": "tS",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "VS = ±18V，G = 1，10V 阶跃",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Settling time to 0.01%",
          "symbol": "tS",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": 27,
          "max": null,
          "conditions": "VS = ±18V，G = 1，10V 阶跃",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Overload recovery time",
          "symbol": "tOR",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "VIN × G = VS",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Total harmonic distortion + noise",
          "symbol": "THD+N",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.0001,
          "max": null,
          "conditions": "1kHz，G = 1，VOUT = 1VRMS",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Open-loop output resistance",
          "symbol": "RO",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "f = 1MHz，IO = 0mA",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Capacitive load drive",
          "symbol": "CLOAD",
          "kind": "electrical",
          "unit": "nF",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction-to-ambient (DGK, OPA2188-Q1)",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 163.2,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction-to-case (top) (DGK, OPA2188-Q1)",
          "symbol": "RθJC(top)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 57.4,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance, junction-to-board (DGK, OPA2188-Q1)",
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