RS121PXC5

{
  "schema_version": 1,
  "type": "component",
  "slug": "rs121pxc5",
  "title": "RS121PXC5",
  "brief": "Jiangsu RUNIC Tech Operational Amplifier, SC70-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "amplifiers-comparators",
    "rs121pxc5",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "RS121PXC5",
    "manufacturer": "Jiangsu RUNIC Tech",
    "package": "SC70-5",
    "pin_count": 5,
    "category": "Amplifiers/Comparators",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603165192704303104",
    "parts": {
      "symbol": "rs121pxc5.kicad_sym",
      "footprint": "rs121pxc5.kicad_mod",
      "model_3d": "rs121pxc5-hero.glb",
      "model_3d_plain": "rs121pxc5-etched.glb",
      "model_3d_step": "rs121pxc5-etched.step",
      "model_3d_step_plain": "rs121pxc5.step",
      "lbr": "rs121pxc5.lbr"
    },
    "distributor_links": {
      "lcsc": "C5372433"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T00:48:45Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "OUT",
        "type": "output",
        "description": "Output of the single amplifier channel; the datasheet gives no separate output limit beyond the absolute maximum signal output range of (V-)-0.5V to (V+)+0.5V, with output current limited to ±55mA."
      },
      {
        "number": "2",
        "name": "V-",
        "type": "power_in",
        "description": "Negative (lowest) power supply; the supply voltage VS = (V+) - (V-) is 2.6V to 5.5V single-supply, with absolute maximum 7V."
      },
      {
        "number": "3",
        "name": "+IN",
        "type": "input",
        "description": "Positive (noninverting) input; common-mode range is -0.2V to 5.7V with VS = 5.5V, and signal input pins are absolute-max rated at (V-)-0.5V to (V+)+0.5V with ±10mA input current."
      },
      {
        "number": "4",
        "name": "-IN",
        "type": "input",
        "description": "Negative (inverting) input; common-mode range is -0.2V to 5.7V with VS = 5.5V, and signal input pins are absolute-max rated at (V-)-0.5V to (V+)+0.5V with ±10mA input current."
      },
      {
        "number": "5",
        "name": "V+",
        "type": "power_in",
        "description": "Positive (highest) power supply; the supply voltage VS = (V+) - (V-) is 2.6V to 5.5V single-supply, with absolute maximum 7V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin numbers and names are taken from the Pin Description table on page 5, which lists the SOT23-5/SO; The datasheet gives no output-specific voltage limit; the output limits listed for OUT are the gener"
        ],
        "pages_sent": 27,
        "cost_usd": 0.0789,
        "at": "2026-10-18T00:46:47"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603165192704303104",
        "pages": 27,
        "sha256": "ad15de92c23081bf",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 5,
        "described": 5,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "rs121pxc5.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.1,
          2,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2860de5b7b085919ff6e952148353f928798588d9f544dc69430545aff2ba908",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "rs121pxc5-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.1,
          2,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "5d7b263011669b7a4438ab49ae717816bbc6d976065ea129e487126739170d8e",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Jiangsu RUNIC Tech",
      "Package": "SC70-5",
      "Category": "Amplifiers/Comparators",
      "Pins": "5"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "ad15de92c23081bf47a3f19f44c810c2b21aa20cddcb9b614a0c8b58a5d08735",
      "rows": [
        {
          "name": "Supply voltage, Vs=(V+)-(V-)",
          "symbol": "Vs",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Signal input pin current",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -10,
          "typ": null,
          "max": 10,
          "conditions": "Signal input pin",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Signal output pin current",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -55,
          "typ": null,
          "max": 55,
          "conditions": "Signal output pin",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Operating range, free-air temperature",
          "symbol": "TA",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Package thermal impedance SOT353(SC70-5)",
          "symbol": "θJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 376,
          "conditions": "JESD-51",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage, single-supply",
          "symbol": "VS",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.6,
          "typ": null,
          "max": 5.5,
          "conditions": "Single-supply",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage, dual-supply (printed ±1.3 to ±2.75)",
          "symbol": "VS",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 1.3,
          "typ": null,
          "max": 2.75,
          "conditions": "Dual-supply, printed as ±1.3 V to ±2.75 V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "VS Operating Voltage Range",
          "symbol": "VS",
          "kind": "electrical",
          "unit": "V",
          "min": 2.6,
          "typ": null,
          "max": 5.5,
          "conditions": "TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "IQ Quiescent Current/Amplifier",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "uA",
          "min": 4,
          "typ": 7.6,
          "max": 11,
          "conditions": "TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Power-Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 70,
          "typ": 76,
          "max": null,
          "conditions": "VS=2.6V to 5.5V, VCM=(V-)+0.5V, TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Power-Supply Rejection Ratio",
          "symbol": "PSRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 60,
          "typ": null,
          "max": null,
          "conditions": "VS=2.6V to 5.5V, VCM=(V-)+0.5V, TJ=Full",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Voltage",
          "symbol": "VOS",
          "kind": "electrical",
          "unit": "mV",
          "min": -0.6,
          "typ": 0.2,
          "max": 0.6,
          "conditions": "VCM= VS/2, TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Voltage Average Drift",
          "symbol": "VOS TC",
          "kind": "electrical",
          "unit": "uV/C",
          "min": -2.5,
          "typ": null,
          "max": 2.5,
          "conditions": "TJ=Full",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Input Bias Current",
          "symbol": "IB",
          "kind": "electrical",
          "unit": "pA",
          "min": -10,
          "typ": 1,
          "max": 10,
          "conditions": "TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Input Offset Current",
          "symbol": "IOS",
          "kind": "electrical",
          "unit": "pA",
          "min": -10,
          "typ": 1,
          "max": 10,
          "conditions": "TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Common-Mode Voltage Range",
          "symbol": "VCM",
          "kind": "electrical",
          "unit": "V",
          "min": -0.2,
          "typ": null,
          "max": 5.7,
          "conditions": "VS= 5.5V, TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Common-Mode Rejection Ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 73,
          "typ": 79,
          "max": null,
          "conditions": "VS= 5.5V, VCM=-0.2V to 4V, TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Common-Mode Rejection Ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 67,
          "typ": null,
          "max": null,
          "conditions": "VS= 5.5V, VCM=-0.2V to 4V, TJ=Full",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Common-Mode Rejection Ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 64,
          "typ": 80,
          "max": null,
          "conditions": "VS= 5.5V, VCM=-0.2V to 5.7V, TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Common-Mode Rejection Ratio",
          "symbol": "CMRR",
          "kind": "electrical",
          "unit": "dB",
          "min": 57,
          "typ": null,
          "max": null,
          "conditions": "VS= 5.5V, VCM=-0.2V to 5.7V, TJ=Full",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Open-Loop Voltage Gain",
          "symbol": "AOL",
          "kind": "electrical",
          "unit": "dB",
          "min": 93,
          "typ": 104,
          "max": null,
          "conditions": "RL=2KΩ, Vo=0.15V to 4.85V, TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Open-Loop Voltage Gain",
          "symbol": "AOL",
          "kind": "electrical",
          "unit": "dB",
          "min": 83,
          "typ": null,
          "max": null,
          "conditions": "RL=2KΩ, Vo=0.15V to 4.85V, TJ=Full",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Open-Loop Voltage Gain",
          "symbol": "AOL",
          "kind": "electrical",
          "unit": "dB",
          "min": 90,
          "typ": 96,
          "max": null,
          "conditions": "RL=10KΩ, Vo= 0.05V to 4.95V, TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Open-Loop Voltage Gain",
          "symbol": "AOL",
          "kind": "electrical",
          "unit": "dB",
          "min": 80,
          "typ": null,
          "max": null,
          "conditions": "RL=10KΩ, Vo= 0.05V to 4.95V, TJ=Full",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Output Swing From Rail",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 40,
          "max": 50,
          "conditions": "RL=2KΩ, TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Output Swing From Rail",
          "symbol": "",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 10,
          "max": 20,
          "conditions": "RL=10KΩ, TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Output Current Source",
          "symbol": "IOUT",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 35,
          "max": null,
          "conditions": "TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Slew Rate",
          "symbol": "SR",
          "kind": "electrical",
          "unit": "V/us",
          "min": null,
          "typ": 0.04,
          "max": null,
          "conditions": "TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Gain-Bandwidth Product",
          "symbol": "GBP",
          "kind": "electrical",
          "unit": "KHz",
          "min": null,
          "typ": 100,
          "max": null,
          "conditions": "TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Phase Margin",
          "symbol": "PM",
          "kind": "electrical",
          "unit": "°",
          "min": null,
          "typ": 62,
          "max": null,
          "conditions": "TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Setting Time, 0.1%",
          "symbol": "tS",
          "kind": "timing",
          "unit": "us",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Overload Recovery Time",
          "symbol": "",
          "kind": "timing",
          "unit": "us",
          "min": null,
          "typ": 90,
          "max": null,
          "conditions": "VIN·Gain≥VS, G=-100, TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Turn-on Time",
          "symbol": "tON",
          "kind": "timing",
          "unit": "us",
          "min": null,
          "typ": 140,
          "max": null,
          "conditions": "TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage Noise Density",
          "symbol": "en",
          "kind": "electrical",
          "unit": "nV/√Hz",
          "min": null,
          "typ": 98,
          "max": null,
          "conditions": "f = 1KHz, TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        },
        {
          "name": "Input Voltage Noise Density",
          "symbol": "en",
          "kind": "electrical",
          "unit": "nV/√Hz",
          "min": null,
          "typ": 53,
          "max": null,
          "conditions": "f = 10KHz, TJ=25C",
          "source_page": 9,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "rs121pxc5"
  ],
  "discovery_pitch": "RS121PXC5 (Jiangsu RUNIC Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "rs121pxc5.kicad_sym",
    "rs121pxc5.kicad_mod",
    "rs121pxc5.glb",
    "rs121pxc5.step",
    "rs121pxc5.lbr",
    "docs/hero.png",
    "docs/rs121pxc5-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "rs121pxc5-hero.glb",
    "rs121pxc5-hero.overlay.json",
    "rs121pxc5-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}