LM837MX

{
  "slug": "lm837mx",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Operational Amplifier, SOIC-14. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.",
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  "component": {
    "mpn": "LM837MX",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "Amplifiers/Comparators",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://www.ti.com/cn/lit/gpn/lm837",
    "parts": {
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      "footprint": "lm837mx.kicad_mod",
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      "lbr": "lm837mx.lbr"
    },
    "distributor_links": {
      "lcsc": "C2057625",
      "digikey": "LM837MXTR-ND",
      "mouser": "926-LM837MX"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T22:53:15Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "LM837MXTR-ND",
        "status": "found",
        "lifecycle": "Obsolete"
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      "mouser": {
        "pn": "926-LM837MX",
        "status": "found",
        "lifecycle": "Obsolete"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT1",
        "type": "output",
        "description": "Output of amplifier 1; can drive loads >600 Ω, output swing ±12 V min (RL = 2 kΩ, VS = ±15 V), short-circuit current ±40 mA typ."
      },
      {
        "number": "2",
        "name": "IN1-",
        "type": "input",
        "description": "Inverting input of amplifier 1; input noise 4.5 nV/√Hz typ at 1 kHz, common-mode range ±12 V min (VS = ±15 V)."
      },
      {
        "number": "3",
        "name": "IN1+",
        "type": "input",
        "description": "Non-inverting input of amplifier 1; input noise 4.5 nV/√Hz typ at 1 kHz, common-mode range ±12 V min (VS = ±15 V)."
      },
      {
        "number": "4",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive power supply rail; absolute maximum ±18 V (dual supply), typical operating ±15 V."
      },
      {
        "number": "5",
        "name": "IN2+",
        "type": "input",
        "description": "Non-inverting input of amplifier 2; input noise 4.5 nV/√Hz typ at 1 kHz, common-mode range ±12 V min (VS = ±15 V)."
      },
      {
        "number": "6",
        "name": "IN2-",
        "type": "input",
        "description": "Inverting input of amplifier 2; input noise 4.5 nV/√Hz typ at 1 kHz, common-mode range ±12 V min (VS = ±15 V)."
      },
      {
        "number": "7",
        "name": "OUT2",
        "type": "output",
        "description": "Output of amplifier 2; can drive loads >600 Ω, output swing ±12 V min (RL = 2 kΩ, VS = ±15 V), short-circuit current ±40 mA typ."
      },
      {
        "number": "8",
        "name": "OUT3",
        "type": "output",
        "description": "Output of amplifier 3; can drive loads >600 Ω, output swing ±12 V min (RL = 2 kΩ, VS = ±15 V), short-circuit current ±40 mA typ."
      },
      {
        "number": "9",
        "name": "IN3-",
        "type": "input",
        "description": "Inverting input of amplifier 3; input noise 4.5 nV/√Hz typ at 1 kHz, common-mode range ±12 V min (VS = ±15 V)."
      },
      {
        "number": "10",
        "name": "IN3+",
        "type": "input",
        "description": "Non-inverting input of amplifier 3; input noise 4.5 nV/√Hz typ at 1 kHz, common-mode range ±12 V min (VS = ±15 V)."
      },
      {
        "number": "11",
        "name": "VEE",
        "type": "power_in",
        "description": "Negative power supply rail; absolute maximum ±18 V (dual supply), typical operating −15 V."
      },
      {
        "number": "12",
        "name": "IN4+",
        "type": "input",
        "description": "Non-inverting input of amplifier 4; input noise 4.5 nV/√Hz typ at 1 kHz, common-mode range ±12 V min (VS = ±15 V)."
      },
      {
        "number": "13",
        "name": "IN4-",
        "type": "input",
        "description": "Inverting input of amplifier 4; input noise 4.5 nV/√Hz typ at 1 kHz, common-mode range ±12 V min (VS = ±15 V)."
      },
      {
        "number": "14",
        "name": "OUT4",
        "type": "output",
        "description": "Output of amplifier 4; can drive loads >600 Ω, output swing ±12 V min (RL = 2 kΩ, VS = ±15 V), short-circuit current ±40 mA typ."
      }
    ],
    "provenance": {
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      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/lm837",
        "pages": 17,
        "sha256": "266737ff53920750",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
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        "refuses_to_fabricate": true
      }
    },
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