OPA2171MDCUTEP

{
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  "type": "component",
  "slug": "opa2171mdcutep",
  "title": "OPA2171MDCUTEP",
  "brief": "Texas Instruments Operational Amplifier, VSSOP-8-0.5mm. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "amplifiers-comparators",
    "opa2171mdcutep",
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  "component": {
    "mpn": "OPA2171MDCUTEP",
    "manufacturer": "Texas Instruments",
    "package": "VSSOP-8-0.5mm",
    "pin_count": 8,
    "category": "Amplifiers/Comparators",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://www.ti.com/cn/lit/gpn/opa2171-ep",
    "parts": {
      "symbol": "opa2171mdcutep.kicad_sym",
      "footprint": "opa2171mdcutep.kicad_mod",
      "model_3d": "opa2171mdcutep-hero.glb",
      "model_3d_plain": "opa2171mdcutep.glb",
      "model_3d_step": "opa2171mdcutep-etched.step",
      "model_3d_step_plain": "opa2171mdcutep.step",
      "lbr": "opa2171mdcutep.lbr"
    },
    "distributor_links": {
      "lcsc": "C1848219",
      "digikey": "296-OPA2171MDCUTEPTR-ND",
      "mouser": "595-OPA2171MDCUTEP"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T21:10:34Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-OPA2171MDCUTEPTR-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-OPA2171MDCUTEP",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT A",
        "type": "output",
        "description": "Output of channel A, which swings to within 0.35 V of the rails (V-)+0.35 V to (V+)-0.35 V at RL = 10 kΩ and has a short-circuit current of +25/-35 mA."
      },
      {
        "number": "2",
        "name": "-IN A",
        "type": "input",
        "description": "Inverting input of channel A; the input common-mode range is (V-) - 0.1 V to (V+) - 2 V, and it can extend up to V+ with reduced performance."
      },
      {
        "number": "3",
        "name": "+IN A",
        "type": "input",
        "description": "Noninverting input of channel A; the input common-mode range is (V-) - 0.1 V to (V+) - 2 V, and it can extend up to V+ with reduced performance."
      },
      {
        "number": "4",
        "name": "V-",
        "type": "power_in",
        "description": "Negative (lowest) power supply; the total supply voltage (V+ - V-) is specified from 4.5 V (±2.25 V) to 36 V (±18 V)."
      },
      {
        "number": "5",
        "name": "+IN B",
        "type": "input",
        "description": "Noninverting input of channel B; the input common-mode range is (V-) - 0.1 V to (V+) - 2 V, and it can extend up to V+ with reduced performance."
      },
      {
        "number": "6",
        "name": "-IN B",
        "type": "input",
        "description": "Inverting input of channel B; the input common-mode range is (V-) - 0.1 V to (V+) - 2 V, and it can extend up to V+ with reduced performance."
      },
      {
        "number": "7",
        "name": "OUT B",
        "type": "output",
        "description": "Output of channel B, which swings to within 0.35 V of the rails (V-)+0.35 V to (V+)-0.35 V at RL = 10 kΩ and has a short-circuit current of +25/-35 mA."
      },
      {
        "number": "8",
        "name": "V+",
        "type": "power_in",
        "description": "Positive (highest) power supply; the total supply voltage (V+ - V-) is specified from 4.5 V (±2.25 V) to 36 V (±18 V), with an absolute maximum supply of ±20 V."
      }
    ],
    "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 DCU pin-function table on page 3 lists V+ as pin 7, which duplicates OUT B's pin 7. V+ is assign; The datasheet is the OPA2171-EP (enhanced-product) datasheet. The pinout is taken from its DCU packa; Pin descriptions combine the page 3 functions with the limits stated in Sections 6.3, 6.5 and 7.4 (p"
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        "cost_usd": 0.0958,
        "at": "2026-10-11T21:10:20"
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      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/opa2171-ep",
        "pages": 27,
        "sha256": "22b6ecce6f2cddd7",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.1,
          2,
          0.85
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "353552981eef35cb93635057d4aeb89aef22648c77af6fd095e328bfe6b834bd",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "VSSOP-8-0.5mm",
      "Category": "Amplifiers/Comparators",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
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      "rows": [
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          "name": "Input offset voltage",
          "symbol": "VOS",
          "kind": "electrical",
          "unit": "mV",
          "min": -1.8,
          "typ": 0.25,
          "max": 1.8,
          "conditions": "",
          "source_page": 5,
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        },
        {
          "name": "Input offset voltage, over temperature",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": -2,
          "typ": 0.3,
          "max": 2,
          "conditions": "TJ = –55°C to 125°C",
          "source_page": 5,
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          "name": "Power supply rejection ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "µV/V",
          "min": -5,
          "typ": 1,
          "max": 5,
          "conditions": "VS = 4 to 36 V, TA = –55°C to 125°C",
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        {
          "name": "Input bias current",
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        {
          "name": "Input bias current, over temperature",
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          "name": "Input offset current, over temperature",
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        {
          "name": "Common-mode rejection ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 87,
          "typ": 104,
          "max": null,
          "conditions": "VS = ±2 V, (V–) – 0.1 V < VCM < (V+) – 2 V, TJ = –55°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Common-mode rejection ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 104,
          "typ": 120,
          "max": null,
          "conditions": "VS = ±18 V, (V–) – 0.1 V < VCM < (V+) – 2 V, TJ = –55°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Open-loop voltage gain",
          "symbol": "AOL",
          "kind": "electrical",
          "unit": "dB",
          "min": 110,
          "typ": 130,
          "max": null,
          "conditions": "VS = 4 to 36 V, (V–) + 0.35 V < VO < (V+) – 0.35 V, TJ = –55°C to 125°C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Short-circuit current",
          "symbol": "ISC",
          "kind": "electrical",
          "unit": "mA",
          "min": -35,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 5,
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        },
        {
          "name": "Specified voltage range",
          "symbol": "VS",
          "kind": "electrical",
          "unit": "V",
          "min": 2.7,
          "typ": null,
          "max": 36,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current per amplifier",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 475,
          "max": 595,
          "conditions": "IO = 0 A",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "Quiescent current per amplifier, over temperature",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 650,
          "conditions": "IO = 0 A, TJ = –55°C to 125°C",
          "source_page": 6,
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        {
          "name": "Supply voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -20,
          "typ": null,
          "max": 20,
          "conditions": "",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Signal input pins current",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "Junction temperature",
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          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
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          "max": 150,
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        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
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          "conditions": "",
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        {
          "name": "Supply voltage (V+ – V–)",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 4.5,
          "typ": null,
          "max": 36,
          "conditions": "Over operating free-air temperature range",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature",
          "symbol": "TJ",
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          "unit": "°C",
          "min": -55,
          "typ": null,
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        {
          "name": "Junction-to-ambient thermal resistance",
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          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 175.2,
          "max": null,
          "conditions": "DCU (VSSOP) 8 pins",
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        {
          "name": "Junction-to-case (top) thermal resistance",
          "symbol": "RθJC(top)",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 74.9,
          "max": null,
          "conditions": "DCU (VSSOP) 8 pins",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Junction-to-board thermal resistance",
          "symbol": "RθJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 22.2,
          "max": null,
          "conditions": "DCU (VSSOP) 8 pins",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Junction-to-top characterization parameter",
          "symbol": "ψJT",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 1.6,
          "max": null,
          "conditions": "DCU (VSSOP) 8 pins",
          "source_page": 4,
          "source": "datasheet"
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        {
          "name": "Junction-to-board characterization parameter",
          "symbol": "ψJB",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 22.8,
          "max": null,
          "conditions": "DCU (VSSOP) 8 pins",
          "source_page": 4,
          "source": "datasheet"
        }
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