LM319DT

{
  "schema_version": 1,
  "type": "component",
  "slug": "lm319dt",
  "title": "LM319DT",
  "brief": "STMicroelectronics Comparators, SOIC-14. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "op-amp-cmp",
    "lm319dt"
  ],
  "component": {
    "mpn": "LM319DT",
    "manufacturer": "STMicroelectronics",
    "package": "SOIC-14",
    "pin_count": 14,
    "category": "Op-amp/Cmp",
    "subcategory": "Comparators",
    "datasheet": "https://www.st.com/resource/en/datasheet/lm319dt.pdf",
    "parts": {
      "symbol": "lm319dt.kicad_sym",
      "footprint": "lm319dt.kicad_mod",
      "model_3d": "lm319dt-etched.glb",
      "model_3d_plain": "lm319dt.glb",
      "model_3d_step": "lm319dt-etched.step",
      "model_3d_step_plain": "lm319dt.step",
      "lbr": "lm319dt.lbr"
    },
    "distributor_links": {
      "digikey": "497-1576-2-ND",
      "mouser": "511-LM319DT",
      "lcsc": "C143241"
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection. Leave floating or tie to ground; not internally bonded."
      },
      {
        "number": "2",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection. Leave floating or tie to ground; not internally bonded."
      },
      {
        "number": "3",
        "name": "GND1",
        "type": "power_in",
        "description": "Ground reference for comparator 1's open-collector output stage. Isolated from ground 2 to allow output isolation from the system ground."
      },
      {
        "number": "4",
        "name": "IN1+",
        "type": "input",
        "description": "Non-inverting input of comparator 1. Input common-mode range typically ±13 V (VCC = ±15 V); max input current 1 µA over operating temperature."
      },
      {
        "number": "5",
        "name": "IN1-",
        "type": "input",
        "description": "Inverting input of comparator 1. Differential input voltage rating ±5 V; input bias current typ 250 nA (LM319)."
      },
      {
        "number": "6",
        "name": "VCC-",
        "type": "power_in",
        "description": "Negative supply rail, shared by both comparators. Rated to -25 V absolute max; use 0 V for single-supply operation from +5 V."
      },
      {
        "number": "7",
        "name": "OUT2",
        "type": "output",
        "description": "Open-collector output of comparator 2. Rated to VO-VCC- = 36 V; can sink up to 25 mA; requires an external pull-up resistor."
      },
      {
        "number": "8",
        "name": "GND2",
        "type": "power_in",
        "description": "Ground reference for comparator 2's open-collector output stage. Isolated from ground 1 to allow output isolation from the system ground."
      },
      {
        "number": "9",
        "name": "IN2+",
        "type": "input",
        "description": "Non-inverting input of comparator 2. Input common-mode range typically ±13 V (VCC = ±15 V)."
      },
      {
        "number": "10",
        "name": "IN2-",
        "type": "input",
        "description": "Inverting input of comparator 2. Differential input voltage rating ±5 V; input bias current typ 250 nA (LM319)."
      },
      {
        "number": "11",
        "name": "VCC+",
        "type": "power_in",
        "description": "Positive supply rail, shared by both comparators. Rated to +18 V absolute max; typ positive supply current 8 mA at ±15 V."
      },
      {
        "number": "12",
        "name": "OUT1",
        "type": "output",
        "description": "Open-collector output of comparator 1. Rated to VO-VCC- = 36 V; can sink up to 25 mA; requires an external pull-up resistor."
      },
      {
        "number": "13",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection. Leave floating or tie to ground; not internally bonded."
      },
      {
        "number": "14",
        "name": "NC",
        "type": "unconnected",
        "description": "No connection. Leave floating or tie to ground; not internally bonded."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.st.com/resource/en/datasheet/lm319dt.pdf",
        "pages": 13,
        "sha256": "e56b45c82b85bed4",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -3.81
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-14_3.9x8.7mm_P1.27mm@sha256:a885b619b22880c9",
      "mark": "drawn"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "SOIC-14",
      "Category": "Op-amp/Cmp",
      "Pins": "14"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "e56b45c82b85bed4",
      "rows": [
        {
          "name": "Vo - VCC- Output to negative supply voltage",
          "symbol": "Vo - VCC-",
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          "unit": "V",
          "min": null,
          "typ": null,
          "max": 36,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Negative supply voltage",
          "symbol": "VCC-",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -25,
          "typ": null,
          "max": null,
          "conditions": "",
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          "source": "datasheet"
        },
        {
          "name": "Positive supply voltage",
          "symbol": "VCC+",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 18,
          "conditions": "",
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        {
          "name": "Differential input voltage",
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          "min": -5,
          "typ": null,
          "max": 5,
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        },
        {
          "name": "Input voltage",
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          "min": -15,
          "typ": null,
          "max": 15,
          "conditions": "For supply voltages lower than ±15 V the absolute maximum input voltage is equal to the supply voltage",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Maximum 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 range",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
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          "conditions": "",
          "source_page": 4,
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        },
        {
          "name": "ESD HBM human body model",
          "symbol": "",
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          "unit": "V",
          "min": null,
          "typ": null,
          "max": 400,
          "conditions": "Human body model",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "ESD MM machine model",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 100,
          "conditions": "Machine model",
          "source_page": 4,
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        },
        {
          "name": "ESD CDM charged device model",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1500,
          "conditions": "Charged device model",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage",
          "symbol": "VCC",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 5,
          "typ": null,
          "max": 15,
          "conditions": "5 to ±15 V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Operating free-air temperature range (LM319)",
          "symbol": "Toper",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": 0,
          "typ": null,
          "max": 70,
          "conditions": "LM319",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Input offset voltage (Rs ≤ 5 kΩ)",
          "symbol": "Vio",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 2,
          "max": 8,
          "conditions": "VCC = ±15 V, Tamb = +25 °C, Rs ≤ 5 kΩ",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input offset voltage over temperature",
          "symbol": "Vio",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Tmin ≤ Tamb ≤ Tmax, Rs ≤ 5 kΩ",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input offset current",
          "symbol": "Iio",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 80,
          "max": 200,
          "conditions": "VCC = ±15 V, Tamb = +25 °C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input offset current over temperature",
          "symbol": "Iio",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 300,
          "conditions": "Tmin ≤ Tamb ≤ Tmax",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input bias current",
          "symbol": "Iib",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 250,
          "max": 1000,
          "conditions": "VCC = ±15 V, Tamb = +25 °C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input bias current over temperature",
          "symbol": "Iib",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 1200,
          "conditions": "Tmin ≤ Tamb ≤ Tmax",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Large signal voltage gain",
          "symbol": "Avd",
          "kind": "electrical",
          "unit": "V/mV",
          "min": 8,
          "typ": 40,
          "max": null,
          "conditions": "VCC = ±15 V, Tamb = +25 °C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Positive supply current",
          "symbol": "ICC+",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 8,
          "max": 12.5,
          "conditions": "VCC = ±15 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Negative supply current",
          "symbol": "ICC-",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 3,
          "max": 5,
          "conditions": "VCC = ±15 V, Tamb = +25 °C",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input common mode voltage range",
          "symbol": "Vicm",
          "kind": "electrical",
          "unit": "V",
          "min": -12,
          "typ": 13,
          "max": null,
          "conditions": "VCC = ±15 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Input common mode voltage range",
          "symbol": "Vicm",
          "kind": "electrical",
          "unit": "V",
          "min": 1,
          "typ": 3,
          "max": null,
          "conditions": "VCC+ = +5 V, VCC- = 0 V",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.75,
          "conditions": "Io = 25 mA, Vi ≤ -5 mV",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "Low level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "Io = 25 mA, Tmin ≤ Tamb ≤ Tmax",
          "source_page": 5,
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        {
          "name": "Low level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "VCC+ ≥ +4.5 V, VCC- = 0 V, Io(sink) < 3.2 mA, Vi ≤ -10 mV",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "High level output current",
          "symbol": "IOH",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "Vo = +35 V, Tmin ≤ Tamb ≤ Tmax, Vi ≥ 5 mV",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "Low level output voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 0.3,
          "max": null,
          "conditions": "Io = 25 mA, Vi ≤ -10 mV",
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          "source": "datasheet"
        },
        {
          "name": "Positive supply current",
          "symbol": "ICC+",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 4.3,
          "max": null,
          "conditions": "VCC+ = +5 V, VCC- = 0 V",
          "source_page": 5,
          "source": "datasheet"
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        {
          "name": "High level output current",
          "symbol": "IOH",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 0.2,
          "max": null,
          "conditions": "Vo = +35 V, Vi ≥ 5 mV",
          "source_page": 5,
          "source": "datasheet"
        },
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          "name": "Response time",
          "symbol": "tres",
          "kind": "timing",
          "unit": "ns",
          "min": null,
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          "max": null,
          "conditions": "100 mV input step with 5 mV overdrive",
          "source_page": 5,
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          "name": "Thermal resistance junction to ambient (SO-14)",
          "symbol": "Rthja",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 105,
          "max": null,
          "conditions": "Typical value",
          "source_page": 4,
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        },
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          "name": "Thermal resistance junction to case (SO-14)",
          "symbol": "Rthjc",
          "kind": "thermal",
          "unit": "°C/W",
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          "conditions": "Typical value",
          "source_page": 4,
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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    {
      "mpn": "LM319DT",
      "kind": "packaging"
    },
    {
      "mpn": "LM319N",
      "kind": "unknown"
    },
    {
      "mpn": "LM319DTLM119J",
      "kind": "packaging"
    },
    {
      "mpn": "LM319DTLM219N",
      "kind": "packaging"
    }
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  "updated_at": "2026-09-28T16:35:12.646Z"
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