RS8751XF

{
  "schema_version": 1,
  "type": "component",
  "slug": "rs8751xf",
  "title": "RS8751XF",
  "brief": "Jiangsu RUNIC Tech Operational Amplifier, SOT-23-5. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "op-amp-cmp",
    "rs8751xf"
  ],
  "component": {
    "mpn": "RS8751XF",
    "manufacturer": "Jiangsu RUNIC Tech",
    "package": "SOT-23-5",
    "pin_count": 5,
    "category": "Op-amp/Cmp",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/d84d00596218daa40aa76fc864b6e5ab.pdf",
    "parts": {
      "symbol": "rs8751xf.kicad_sym",
      "footprint": "rs8751xf.kicad_mod",
      "model_3d": "rs8751xf-etched.glb",
      "model_3d_plain": "rs8751xf.glb",
      "model_3d_step": "rs8751xf-etched.step",
      "model_3d_step_plain": "rs8751xf.step",
      "lbr": "rs8751xf.lbr"
    },
    "distributor_links": {
      "lcsc": "C236995"
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "output",
        "description": "Amplifier output. Rail-to-rail output stage; swings to within ~23 mV of either supply rail with a 1 kΩ load. Output source ~85 mA, sink ~125 mA (typical)."
      },
      {
        "number": "2",
        "name": "V-",
        "type": "power_in",
        "description": "Negative supply rail. Tie to GND for single-supply operation (2.5 V to 5.5 V total) or to the negative rail for split-supply operation (±1.25 V to ±2.75 V). Total V+ to V- must not exceed 7.0 V absolute maximum. Bypass with 0.1 uF close to the pin."
      },
      {
        "number": "3",
        "name": "+IN",
        "type": "input",
        "description": "Non-inverting input. Rail-to-rail input common-mode range extends from -0.2 V to +3.9 V with Vs = 5 V. Input bias current ~1 pA typical. Input signals swinging more than 0.5 V beyond either supply rail must be current-limited to ≤10 mA (internal ESD/clamp diodes to rails)."
      },
      {
        "number": "4",
        "name": "-IN",
        "type": "input",
        "description": "Inverting input. Same common-mode and bias-current specifications as the non-inverting input. Typical input offset voltage between the two inputs is 1.5 mV (max ±7.5 mV)."
      },
      {
        "number": "5",
        "name": "V+",
        "type": "power_in",
        "description": "Positive supply rail. Operating supply voltage 2.5 V to 5.5 V referenced to V- (absolute max V+ to V- = 7.0 V). Quiescent current ~2.9 mA typical per amplifier. Bypass with 0.1 uF close to the pin (10 uF bulk recommended)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/d84d00596218daa40aa76fc864b6e5ab.pdf",
        "pages": 14,
        "sha256": "870e4fce48ef79ec",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
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    "pin1": {
      "pad": "1",
      "at": [
        -1.1375,
        -0.95
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOT-23-5@sha256:455a3f7c3e5eb5b8",
      "mark": "drawn"
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    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "720a6eab0024069bbee68e7cb4c3ff1149468a34611225cdc852662c5d0ec2b7",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
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        "sha256": "41cd054a62dc6beeb0311947dddfabe02029d1cc03d6d418405808780e1f60c2",
        "checked": "2026-10-23",
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      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Jiangsu RUNIC Tech",
      "Package": "SOT-23-5",
      "Category": "Op-amp/Cmp",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "870e4fce48ef79ec",
      "rows": [
        {
          "name": "Operating Voltage Range",
          "symbol": "Vs",
          "kind": "electrical",
          "unit": "V",
          "min": 2.5,
          "typ": null,
          "max": 5.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Common-Mode Voltage Range",
          "symbol": "Vcm",
          "kind": "electrical",
          "unit": "V",
          "min": -0.2,
          "typ": null,
          "max": 3.9,
          "conditions": "Vs= 5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Voltage",
          "symbol": "Vos",
          "kind": "tolerance",
          "unit": "mV",
          "min": -7.5,
          "typ": 1.5,
          "max": 7.5,
          "conditions": "Vcm=Vs/2",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Voltage Drift",
          "symbol": "ΔVos/ΔT",
          "kind": "electrical",
          "unit": "µV/°C",
          "min": null,
          "typ": 4,
          "max": null,
          "conditions": "Vcm=Vs/2, -40°C ≤ TA ≤125°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Quiescent Current/Amplifier",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 2.9,
          "max": 3.5,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Power-Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 70,
          "typ": 90,
          "max": null,
          "conditions": "Vs=2.5V to 5.5V, Vcm=(V-)+0.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current",
          "symbol": "IB",
          "kind": "electrical",
          "unit": "pA",
          "min": null,
          "typ": 1,
          "max": 10,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Current",
          "symbol": "Ios",
          "kind": "electrical",
          "unit": "pA",
          "min": null,
          "typ": 1,
          "max": 10,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Common-Mode Rejection Ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 66,
          "typ": 85,
          "max": null,
          "conditions": "Vs= 5.5V, Vcm=-0.2V to 3.5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Open-Loop Voltage Gain",
          "symbol": "AOL",
          "kind": "electrical",
          "unit": "dB",
          "min": 95,
          "typ": 110,
          "max": null,
          "conditions": "Vs=5.0V,RL=1KΩ,Vo=Vs-0.2V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Open-Loop Voltage Gain",
          "symbol": "AOL",
          "kind": "electrical",
          "unit": "dB",
          "min": 78,
          "typ": 85,
          "max": null,
          "conditions": "Vs=5.0V,RL=150Ω,Vo=Vs-0.3V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Swing From Rail",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 23,
          "max": null,
          "conditions": "RL=1KΩ",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Current Source",
          "symbol": "Iout",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 85,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output Current Sink",
          "symbol": "Iout",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 125,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Small-Signal Bandwidth G=1",
          "symbol": "",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 250,
          "max": null,
          "conditions": "VOUT=100mVpp,G=1",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Small-Signal Bandwidth G=2",
          "symbol": "",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 130,
          "max": null,
          "conditions": "VOUT=100mVpp,G=2",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Small-Signal Bandwidth G=5",
          "symbol": "",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 33,
          "max": null,
          "conditions": "VOUT=100mVpp,G=5",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Small-Signal Bandwidth G=10",
          "symbol": "",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 15,
          "max": null,
          "conditions": "VOUT=100mVpp,G=10",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Slew Rate",
          "symbol": "SR",
          "kind": "electrical",
          "unit": "V/us",
          "min": null,
          "typ": 180,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Gain-Bandwidth Product",
          "symbol": "GBP",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": 250,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Phase Margin",
          "symbol": "PM",
          "kind": "electrical",
          "unit": "°",
          "min": null,
          "typ": 62,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage Noise (peak-to-peak)",
          "symbol": "enp-p",
          "kind": "electrical",
          "unit": "μVpp",
          "min": null,
          "typ": 13,
          "max": null,
          "conditions": "f = 0.1 Hz to 10 Hz",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage Noise Density",
          "symbol": "en",
          "kind": "electrical",
          "unit": "nV/√Hz",
          "min": null,
          "typ": 8,
          "max": null,
          "conditions": "f = 1 MHz",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Supply Voltage, V+ to V-",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Terminals Voltage",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.5,
          "typ": null,
          "max": null,
          "conditions": "Printed upper limit is (V+)+0.5V",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input Terminals Current",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Operating Temperature",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "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,
          "source": "datasheet"
        },
        {
          "name": "Junction Temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
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        {
          "name": "Package Thermal Resistance SOT23-5",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 200,
          "max": null,
          "conditions": "TA = +25°C, SOT23-5",
          "source_page": 2,
          "source": "datasheet"
        }
      ]
    }
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  "discovery_pitch": "RS8751XF (Jiangsu RUNIC Tech) component page with datasheet-verified CAD.",
  "author": {
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  "variants": [
    {
      "mpn": "RS8751XF",
      "kind": "packaging"
    },
    {
      "mpn": "RS8751XFBXF",
      "kind": "packaging"
    },
    {
      "mpn": "RS8751XFXK",
      "kind": "packaging"
    },
    {
      "mpn": "RS8751XFXM",
      "kind": "packaging"
    }
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  "updated_at": "2026-09-25T05:12:06.290Z"
}