mc33079dt

{
  "slug": "mc33079dt",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics Operational Amplifier, SOIC-14. Datasheet-verified pinout, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "op-amp-cmp",
    "mc33079dt"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "mc33079dt.kicad_sym",
    "mc33079dt.kicad_mod",
    "mc33079dt.glb",
    "mc33079dt.step",
    "mc33079dt.lbr",
    "docs/hero.png",
    "docs/mc33079dt-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "mc33079dt-etched.step"
  ],
  "visibility": {
    "public": true
  },
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "component": {
    "mpn": "MC33079DT",
    "manufacturer": "STMicroelectronics",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "Operational Amplifier",
    "datasheet": "https://www.st.com/resource/en/datasheet/mc33079dt.pdf",
    "parts": {
      "symbol": "mc33079dt.kicad_sym",
      "footprint": "mc33079dt.kicad_mod",
      "model_3d": "mc33079dt-etched.glb",
      "model_3d_plain": "mc33079dt.glb",
      "model_3d_step": "mc33079dt-etched.step",
      "model_3d_step_plain": "mc33079dt.step",
      "lbr": "mc33079dt.lbr"
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT1",
        "type": "output",
        "description": "Output of op-amp channel 1. Class-AB output stage delivering symmetrical source/sink currents (~29 mA source, ~37 mA typ sink) into loads down to 600 Ω; output impedance ~37 Ω at 9 MHz."
      },
      {
        "number": "2",
        "name": "IN1-",
        "type": "input",
        "description": "Inverting input of op-amp channel 1. High-impedance BJT input (Ri ~175 kΩ, Ci ~12 pF) with typical bias current 250 nA; input voltage must not exceed ±15 V or|VCC|."
      },
      {
        "number": "3",
        "name": "IN1+",
        "type": "input",
        "description": "Non-inverting input of op-amp channel 1. High-impedance BJT input (Ri ~175 kΩ, Ci ~12 pF); common-mode range typically ±13 V to ±14 V on ±15 V supplies."
      },
      {
        "number": "4",
        "name": "VCC+",
        "type": "power_in",
        "description": "Positive supply rail. Accepts ±2.5 V to ±15 V dual supply or up to +36 V single supply; absolute maximum ±18 V or +36 V. Typical total quiescent current 8 mA (10 mA max) for all four amplifiers."
      },
      {
        "number": "5",
        "name": "IN2+",
        "type": "input",
        "description": "Non-inverting input of op-amp channel 2. High-impedance BJT input (Ri ~175 kΩ, Ci ~12 pF); common-mode range typically ±13 V to ±14 V on ±15 V supplies."
      },
      {
        "number": "6",
        "name": "IN2-",
        "type": "input",
        "description": "Inverting input of op-amp channel 2. High-impedance BJT input with typical bias current 250 nA; input voltage must not exceed ±15 V or|VCC|."
      },
      {
        "number": "7",
        "name": "OUT2",
        "type": "output",
        "description": "Output of op-amp channel 2. Class-AB output stage, short-circuit protected with infinite short-circuit duration (subject to junction temperature limits)."
      },
      {
        "number": "8",
        "name": "OUT3",
        "type": "output",
        "description": "Output of op-amp channel 3. Class-AB output stage delivering large symmetric swing (+14.3 V / -14.6 V typ into 10 kΩ)."
      },
      {
        "number": "9",
        "name": "IN3-",
        "type": "input",
        "description": "Inverting input of op-amp channel 3. High-impedance BJT input (Ri ~175 kΩ, Ci ~12 pF)."
      },
      {
        "number": "10",
        "name": "IN3+",
        "type": "input",
        "description": "Non-inverting input of op-amp channel 3. High-impedance BJT input; common-mode range ±13 V to ±14 V on ±15 V supplies."
      },
      {
        "number": "11",
        "name": "VCC-",
        "type": "power_in",
        "description": "Negative supply rail. Typically −15 V in dual-supply operation or GND in single-supply operation; absolute maximum −18 V (or 0 V for +36 V single-supply use)."
      },
      {
        "number": "12",
        "name": "IN4+",
        "type": "input",
        "description": "Non-inverting input of op-amp channel 4. High-impedance BJT input; common-mode range ±13 V to ±14 V on ±15 V supplies."
      },
      {
        "number": "13",
        "name": "IN4-",
        "type": "input",
        "description": "Inverting input of op-amp channel 4. High-impedance BJT input (Ri ~175 kΩ, Ci ~12 pF)."
      },
      {
        "number": "14",
        "name": "OUT4",
        "type": "output",
        "description": "Output of op-amp channel 4. Class-AB output stage with excellent channel-to-channel isolation (120 dB channel separation, 20 Hz-20 kHz)."
      }
    ],
    "provenance": {
      "rebuilt": "component block rebuilt 2026-10-05 from this page's own README pinout table and .kicad_sym (pins cross-checked), no re-extraction"
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "distributor_links": {
      "lcsc": "C163540",
      "digikey": "497-1954-2-ND",
      "mouser": "511-MC33079DT"
    },
    "distributor_check": {
      "checked_at": "2026-10-05T19:08:13Z",
      "source": "Component Ocean /api/assign-pns + lcsc_map",
      "digikey": {
        "pn": "497-1954-2-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-MC33079DT",
        "status": "found"
      }
    },
    "models_3d": [
      {
        "file": "mc33079dt.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "mc33079dt-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          8.7,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "17167e73ff99212f410758556bb0ff407c3a794e28990c63b2c2967b4e1ecaf4",
        "checked": "2026-11-03",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": null,
      "rows": [
        {
          "name": "Differential input voltage",
          "symbol": "Vid",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -30,
          "typ": null,
          "max": 30,
          "conditions": "Either or both input voltages must not exceed the magnitude of VCC+ or VCC-; printed ±30 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input voltage",
          "symbol": "Vi",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -15,
          "typ": null,
          "max": 15,
          "conditions": "Printed ±15 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "Tj",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "Printed -65 to +150 °C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating free air temperature range",
          "symbol": "Toper",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "Free air",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input common mode voltage range",
          "symbol": "Vicm",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 13,
          "typ": null,
          "max": 14,
          "conditions": "ΔVio/ΔT = 5 mV, Vo = 0 V; printed ±13 to ±14 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 15,
          "conditions": "Printed as ±2.5 to ±15 V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD human body model",
          "symbol": "HBM",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "100 pF discharged through 1.5 kΩ",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD machine model",
          "symbol": "MM",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "200 pF, no series resistor",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "ESD charged device model",
          "symbol": "CDM",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "All pins and package charged, discharged to ground",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input offset voltage",
          "symbol": "Vio",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 2.5,
          "conditions": "Vo = 0 V, Vic = 0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input offset voltage over temperature",
          "symbol": "Vio",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 3.5,
          "conditions": "Vo = 0 V, Vic = 0 V, Tmin ≤ Tamb ≤ Tmax",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input offset current",
          "symbol": "Iio",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 10,
          "max": 150,
          "conditions": "Vo = 0 V, Vic = 0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input offset current over temperature",
          "symbol": "Iio",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 175,
          "conditions": "Vo = 0 V, Vic = 0 V, Tmin ≤ Tamb ≤ Tmax",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input bias current",
          "symbol": "Iib",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 250,
          "max": 750,
          "conditions": "Vo = 0 V, Vic = 0 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input bias current over temperature",
          "symbol": "Iib",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 800,
          "conditions": "Vo = 0 V, Vic = 0 V, Tmin ≤ Tamb ≤ Tmax",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Large signal voltage gain",
          "symbol": "Avd",
          "kind": "electrical",
          "unit": "dB",
          "min": 90,
          "typ": 100,
          "max": null,
          "conditions": "RL = 2 kΩ, Vo = ±10 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Large signal voltage gain over temperature",
          "symbol": "Avd",
          "kind": "electrical",
          "unit": "dB",
          "min": 85,
          "typ": null,
          "max": null,
          "conditions": "RL = 2 kΩ, Vo = ±10 V, Tmin ≤ Tamb ≤ Tmax",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Common-mode rejection ratio",
          "symbol": "CMR",
          "kind": "electrical",
          "unit": "dB",
          "min": 80,
          "typ": 100,
          "max": null,
          "conditions": "Vic = ±13 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage rejection ratio",
          "symbol": "SVR",
          "kind": "electrical",
          "unit": "dB",
          "min": 80,
          "typ": 105,
          "max": null,
          "conditions": "VCC+ / VCC- = +15 V / -15 V to +5 V / -5 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output short-circuit current source",
          "symbol": "Io",
          "kind": "electrical",
          "unit": "mA",
          "min": 15,
          "typ": 20,
          "max": null,
          "conditions": "Vid = ±1 V, output to ground",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Output short-circuit current sink",
          "symbol": "Io",
          "kind": "electrical",
          "unit": "mA",
          "min": 29,
          "typ": 37,
          "max": null,
          "conditions": "Vid = ±1 V, output to ground",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply current",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 8,
          "max": 10,
          "conditions": "Vo = 0 V, all amplifiers",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply current over temperature",
          "symbol": "ICC",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 12,
          "conditions": "Vo = 0 V, all amplifiers, Tmin ≤ Tamb ≤ Tmax",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Slew rate",
          "symbol": "SR",
          "kind": "electrical",
          "unit": "V/µs",
          "min": 5,
          "typ": 7,
          "max": null,
          "conditions": "Vi = -10 V to +10 V, RL = 2 kΩ, CL = 100 pF, AV = +1",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Gain bandwidth product",
          "symbol": "GBP",
          "kind": "electrical",
          "unit": "MHz",
          "min": 10,
          "typ": 15,
          "max": null,
          "conditions": "RL = 2 kΩ, CL = 100 pF, f = 100 kHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input offset voltage drift",
          "symbol": "ΔVio/ΔT",
          "kind": "electrical",
          "unit": "µV/°C",
          "min": null,
          "typ": 2,
          "max": null,
          "conditions": "Vo = 0 V, Vic = 0 V, Tmin ≤ Tamb ≤ Tmax",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Unity gain bandwidth",
          "symbol": "B",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 9,
          "max": null,
          "conditions": "Open loop",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Gain margin",
          "symbol": "Am",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": -11,
          "max": null,
          "conditions": "RL = 2 kΩ, CL = 0 pF",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Gain margin",
          "symbol": "Am",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": -6,
          "max": null,
          "conditions": "RL = 2 kΩ, CL = 100 pF",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Phase margin",
          "symbol": "φm",
          "kind": "electrical",
          "unit": "Degrees",
          "min": null,
          "typ": 55,
          "max": null,
          "conditions": "RL = 2 kΩ, CL = 0 pF",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Phase margin",
          "symbol": "φm",
          "kind": "electrical",
          "unit": "Degrees",
          "min": null,
          "typ": 30,
          "max": null,
          "conditions": "RL = 2 kΩ, CL = 100 pF",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Equivalent input noise voltage",
          "symbol": "en",
          "kind": "electrical",
          "unit": "nV/√Hz",
          "min": null,
          "typ": 4.5,
          "max": null,
          "conditions": "RS = 100 Ω, f = 1 kHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Equivalent input noise current",
          "symbol": "in",
          "kind": "electrical",
          "unit": "pA/√Hz",
          "min": null,
          "typ": 0.5,
          "max": null,
          "conditions": "f = 1 kHz",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Total harmonic distortion",
          "symbol": "THD",
          "kind": "electrical",
          "unit": "%",
          "min": null,
          "typ": 0.002,
          "max": null,
          "conditions": "RL = 2 kΩ, f = 20 Hz to 20 kHz, Vo = 3 Vrms, AV = +1",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Channel separation",
          "symbol": "VO1/VO2",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "f = 20 Hz to 20 kHz",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Full power bandwidth",
          "symbol": "FPB",
          "kind": "electrical",
          "unit": "kHz",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "Vo = 27 Vpp, RL = 2 kΩ, THD ≤ 1%",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Output impedance",
          "symbol": "Zo",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 37,
          "max": null,
          "conditions": "Vo = 0 V, f = 9 MHz",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input resistance",
          "symbol": "Ri",
          "kind": "electrical",
          "unit": "kΩ",
          "min": null,
          "typ": 175,
          "max": null,
          "conditions": "Vic = 0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input capacitance",
          "symbol": "Ci",
          "kind": "electrical",
          "unit": "pF",
          "min": null,
          "typ": 12,
          "max": null,
          "conditions": "Vic = 0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-to-ambient, SO-14",
          "symbol": "Rthja",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 105,
          "max": null,
          "conditions": "Typical value per footnote 3",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-to-case, SO-14",
          "symbol": "Rthjc",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 31,
          "max": null,
          "conditions": "Typical value per footnote 3",
          "source_page": 3,
          "source": "datasheet"
        }
      ]
    }
  }
}