main
Ray rs358axm: white body in tscircuit (pre-1.8 etch structure under an assembly instance); Ray 2026-10-19: black IC body wi… 2cad902 19h ago
{
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  "type": "component",
  "slug": "rs358axm",
  "title": "RS358AXM",
  "brief": "Jiangsu RUNIC Tech Operational Amplifier, MSOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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  "component": {
    "mpn": "RS358AXM",
    "manufacturer": "Jiangsu RUNIC Tech",
    "package": "MSOP-8",
    "pin_count": 8,
    "category": "Op-amp/Cmp",
    "subcategory": "Operational Amplifier",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2109151830_Jiangsu-RUNIC-Tech-RS358AXM_C2898697.pdf",
    "parts": {
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      "lbr": "rs358axm.lbr"
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    "pins": [
      {
        "number": "1",
        "name": "OUTA",
        "type": "output",
        "description": "Output of amplifier A. Rail-to-rail output; typical output swing to within 8 mV of the rails with RL = 10 kΩ, source current capability ~130 mA."
      },
      {
        "number": "2",
        "name": "-INA",
        "type": "input",
        "description": "Inverting input of amplifier A. Rail-to-rail input range −0.1 V to +5.6 V with Vs = 5.5 V; typical input bias current 10 pA."
      },
      {
        "number": "3",
        "name": "+INA",
        "type": "input",
        "description": "Non-inverting input of amplifier A. Rail-to-rail input range −0.1 V to +5.6 V with Vs = 5.5 V; input terminals are diode-clamped to the supply rails, currents must be limited to ±10 mA if signals exceed rails by >0.5 V."
      },
      {
        "number": "4",
        "name": "V-",
        "type": "power_in",
        "description": "Negative supply rail (or GND in single-supply operation). Total supply (V+) − (V−) must be between 2.5 V and 5.5 V; absolute maximum V+ to V− is 7.0 V."
      },
      {
        "number": "5",
        "name": "+INB",
        "type": "input",
        "description": "Non-inverting input of amplifier B. Rail-to-rail input range −0.1 V to +5.6 V with Vs = 5.5 V; input terminals are diode-clamped to the supply rails."
      },
      {
        "number": "6",
        "name": "-INB",
        "type": "input",
        "description": "Inverting input of amplifier B. Rail-to-rail input range −0.1 V to +5.6 V with Vs = 5.5 V; typical input bias current 10 pA."
      },
      {
        "number": "7",
        "name": "OUTB",
        "type": "output",
        "description": "Output of amplifier B. Rail-to-rail output; typical output swing to within 8 mV of the rails with RL = 10 kΩ, source current capability ~130 mA."
      },
      {
        "number": "8",
        "name": "V+",
        "type": "power_in",
        "description": "Positive supply rail. Operating supply 2.5 V to 5.5 V (single-supply) or ±1.25 V to ±2.75 V (dual-supply). Place a 0.1 µF decoupling capacitor closely across the supply pins."
      }
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        "sha256": "4c640a839ea152fc",
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
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        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
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  "metadata": {
    "specs": {
      "Manufacturer": "Jiangsu RUNIC Tech",
      "Package": "MSOP-8",
      "Category": "Op-amp/Cmp",
      "Pins": "8"
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        {
          "name": "Input Offset Voltage",
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          "name": "Quiescent Current/Amplifier",
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          "name": "Common-Mode Rejection Ratio",
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          "name": "Common-Mode Rejection Ratio",
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          "min": 63,
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          "min": 57,
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          "source_page": 3,
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          "name": "Open-Loop Voltage Gain",
          "symbol": "AOL",
          "kind": "electrical",
          "unit": "dB",
          "min": 85,
          "typ": 105,
          "max": null,
          "conditions": "RL=2KΩ, Vo=0.15V to 4.85V; 25C",
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          "name": "Open-Loop Voltage Gain",
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        {
          "name": "Output Swing From Rail",
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          "kind": "absolute_maximum",
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          "typ": null,
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          "name": "Junction Temperature",
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          "kind": "absolute_maximum",
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          "name": "ESD Susceptibility HBM",
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          "name": "Package Thermal Resistance",
          "symbol": "",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": null,
          "max": 150,
          "conditions": "TA=+25°C; row printed as MSOP-10, SOIC-8, TSSOP-8",
          "source_page": 2,
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    "info"
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  "discovery_pitch": "RS358AXM (Jiangsu RUNIC Tech) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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  "variants": [
    {
      "mpn": "RS358AXM",
      "kind": "packaging"
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    {
      "mpn": "RS358AXK",
      "kind": "unknown"
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      "mpn": "RS358AXQ",
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  "updated_at": "2026-09-25T05:02:35.790Z"
}