LR2904D

{
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  "type": "component",
  "slug": "lr2904d",
  "title": "LR2904D",
  "brief": "LRC Operational Amplifier, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "op-amp-cmp",
    "lr2904d"
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  "component": {
    "mpn": "LR2904D",
    "manufacturer": "LRC",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Op-amp/Cmp",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2110220930_LRC-LR2904D_C2846990.pdf",
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    "pins": [
      {
        "number": "1",
        "name": "OUTPUT 1",
        "type": "output",
        "description": "Output of op-amp channel 1. Can swing from 0V to approximately Vcc-1.5V. Output short-circuit current typically 40 mA, source current up to 40 mA, sink current up to 13 mA at Vo=2V."
      },
      {
        "number": "2",
        "name": "INPUT 1-",
        "type": "input",
        "description": "Inverting input of op-amp channel 1. Input bias current typically 45 nA (max 250 nA), input offset current typically 5 nA. Input common-mode range includes ground (0V) up to Vcc-1.5V."
      },
      {
        "number": "3",
        "name": "INPUT 1+",
        "type": "input",
        "description": "Non-inverting input of op-amp channel 1. Input bias current typically 45 nA. Input common-mode voltage range includes ground; upper limit is Vcc-1.5V."
      },
      {
        "number": "4",
        "name": "GND",
        "type": "power_in",
        "description": "Ground / negative supply (Vee). In single-supply operation this is 0V; in split-supply operation this connects to the negative rail. Supply differential (Vcc - Vee) must be 3V to 26V (absolute max 30V)."
      },
      {
        "number": "5",
        "name": "INPUT 2+",
        "type": "input",
        "description": "Non-inverting input of op-amp channel 2. Input bias current typically 45 nA. Input common-mode range includes ground up to Vcc-1.5V."
      },
      {
        "number": "6",
        "name": "INPUT 2-",
        "type": "input",
        "description": "Inverting input of op-amp channel 2. Input bias current typically 45 nA (max 250 nA), input offset current typically 5 nA."
      },
      {
        "number": "7",
        "name": "OUTPUT 2",
        "type": "output",
        "description": "Output of op-amp channel 2. Can swing from 0V to approximately Vcc-1.5V. Output short-circuit current typically 40 mA. Channel separation from channel 1 is typically 120 dB (f = 1 kHz to 20 kHz)."
      },
      {
        "number": "8",
        "name": "Vcc",
        "type": "power_in",
        "description": "Positive supply voltage. Operating range Vcc = 3V to 26V single-supply, or ±1.5V to ±13V split-supply. Absolute maximum ±15V single or 30V differential. Typical supply current 0.5 mA at Vcc=5V, 0.8 mA at Vcc=25V (RL=∞). Bypass locally with a decoupling capacitor."
      }
    ],
    "provenance": {
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        "pages": 7,
        "sha256": "6621c1f0759f20e9",
        "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
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "units": "mm",
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        "seat": "z = 0",
        "extents_mm": [
          6.0,
          4.9,
          1.75
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        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "LRC",
      "Package": "SOIC-8",
      "Category": "Op-amp/Cmp",
      "Pins": "8"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "6621c1f0759f20e9",
      "rows": [
        {
          "name": "Operating temperature (LR2904D)",
          "symbol": "Topr",
          "kind": "recommended_operating",
          "unit": "C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
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        },
        {
          "name": "Input voltage",
          "symbol": "Vi",
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          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 26,
          "conditions": "",
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        {
          "name": "Differential input voltage",
          "symbol": "Vi(diff)",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 26,
          "conditions": "",
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        },
        {
          "name": "Supply voltage (operating range)",
          "symbol": "Vcc",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 26,
          "conditions": "Features: Vcc=3V~26V or dual supply ±1.5V~±13V",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Input offset voltage",
          "symbol": "VIO",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 2,
          "max": 7,
          "conditions": "VCM=0 to Vcc-1.5, Vo(p)=1.4V, Rs=0",
          "source_page": 2,
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        },
        {
          "name": "Input offset current",
          "symbol": "IIO",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 5,
          "max": 50,
          "conditions": "",
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        },
        {
          "name": "Input bias current",
          "symbol": "Ib",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": 45,
          "max": 250,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Large signal voltage gain",
          "symbol": "GV",
          "kind": "electrical",
          "unit": "V/mV",
          "min": 25,
          "typ": 100,
          "max": null,
          "conditions": "Vcc=15V, RL=2k, Vo(p)=1V to 11V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output voltage swing V(OH)",
          "symbol": "V(OH)",
          "kind": "electrical",
          "unit": "V",
          "min": 21,
          "typ": null,
          "max": null,
          "conditions": "Vcc=25V, RL=2k",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output voltage swing V(OH)",
          "symbol": "V(OH)",
          "kind": "electrical",
          "unit": "V",
          "min": 22,
          "typ": 23,
          "max": null,
          "conditions": "Vcc=25V, RL=10k",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output voltage swing V(OL)",
          "symbol": "V(OL)",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 5,
          "max": 20,
          "conditions": "Vcc=5V, RL=10k",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Common-mode rejection ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 65,
          "typ": 75,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Power supply rejection ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 65,
          "typ": 100,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output short circuit to GND current",
          "symbol": "Isc",
          "kind": "electrical",
          "unit": "mA",
          "min": 40,
          "typ": 60,
          "max": null,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output source current",
          "symbol": "Isource",
          "kind": "electrical",
          "unit": "mA",
          "min": 20,
          "typ": 40,
          "max": null,
          "conditions": "VI(+)=1V, VI(-)=0, Vcc=15V, Vo(p)=2V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output sink current",
          "symbol": "Isink",
          "kind": "electrical",
          "unit": "mA",
          "min": 10,
          "typ": 13,
          "max": null,
          "conditions": "VI(+)=0V, VI(-)=1V, Vcc=15V, Vo(p)=2V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output sink current (low output swing)",
          "symbol": "Isink",
          "kind": "electrical",
          "unit": "µA",
          "min": 12,
          "typ": 45,
          "max": null,
          "conditions": "VI(+)=0V, VI(-)=1V, Vcc=15V, Vo(p)=200mV",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Supply current",
          "symbol": "Icc",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.8,
          "max": 2,
          "conditions": "RL=,Vcc=25V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Supply current",
          "symbol": "Icc",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 0.5,
          "max": 1.2,
          "conditions": "Vcc=5V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input common-mode voltage range",
          "symbol": "VICM",
          "kind": "electrical",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "Vcc=25V; printed max is Vcc-1.5 (expression, not converted)",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Channel separation",
          "symbol": "CS",
          "kind": "electrical",
          "unit": "dB",
          "min": null,
          "typ": 120,
          "max": null,
          "conditions": "f=1kHz to 20kHz",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Slew rate",
          "symbol": "SR",
          "kind": "electrical",
          "unit": "V/µs",
          "min": null,
          "typ": 1,
          "max": null,
          "conditions": "VI(+)=10V, VI(-)=0V, Vcc=±15V, Rl=2K, Cl=100pF",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
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  "updated_at": "2026-09-28T18:03:57.643Z"
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