CC6937S8-3FB020

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  "slug": "cc6937s8-3fb020",
  "title": "CC6937S8-3FB020",
  "brief": "Cross chip Current Sensors, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
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  "component": {
    "mpn": "CC6937S8-3FB020",
    "manufacturer": "Cross chip",
    "package": "SOP-8",
    "pin_count": 8,
    "category": "Magnetic Sensors",
    "subcategory": "Current Sensors",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/bc144f4d97403e87df5f3ba46974bc15.pdf",
    "parts": {
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      "lbr": "cc6937s8-3fb020.lbr"
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    "distributor_links": {
      "lcsc": "C41421919"
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    "distributor_check": {
      "checked_at": "2026-10-18T21:24:46Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
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      "mouser": {
        "pn": null,
        "status": "quota"
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    },
    "pins": [
      {
        "number": "1",
        "name": "IP+",
        "type": "passive",
        "description": "Primary current input (positive side, paired with pin 2) that carries the measured current, which is positive when it flows from IP+ to IP-, and the primary is isolated 3750 VRMS from pins 5-8 for this -20A to +20A (66 mV/A) variant."
      },
      {
        "number": "2",
        "name": "IP+",
        "type": "passive",
        "description": "Primary current input (positive side, paired with pin 1) that carries the measured current, which is positive when it flows from IP+ to IP-, and the primary is isolated 3750 VRMS from pins 5-8 for this -20A to +20A (66 mV/A) variant."
      },
      {
        "number": "3",
        "name": "IP-",
        "type": "passive",
        "description": "Primary current return (negative side, paired with pin 4) that completes the series current path through the chip, and the primary is isolated 3750 VRMS from pins 5-8."
      },
      {
        "number": "4",
        "name": "IP-",
        "type": "passive",
        "description": "Primary current return (negative side, paired with pin 3) that completes the series current path through the chip, and the primary is isolated 3750 VRMS from pins 5-8."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the supply, the VREF output and the VOUT output, with VOUT and VREF filter capacitors (1 to 2.2 nF) specified from their pins to GND."
      },
      {
        "number": "6",
        "name": "VREF",
        "type": "power_in",
        "description": "Reference pin used as an output at 1.60 to 1.70 V (1.65 V typical) for the 3.3 V series with a 1 to 2.2 nF filter to GND and at least 1.5 kΩ load, or as an input accepting 0 to 4 V to set the quiescent output VOUT(Q)."
      },
      {
        "number": "7",
        "name": "VOUT",
        "type": "output",
        "description": "Single-ended analog output whose quiescent value equals VREF (1.65 V at zero current for the 3.3 V series), with a 1 to 2.2 nF filter to GND, at least 1.5 kΩ load, and a 30 mA short-circuit limit."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
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      }
    ],
    "provenance": {
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  "metadata": {
    "specs": {
      "Manufacturer": "Cross chip",
      "Package": "SOP-8",
      "Category": "Magnetic Sensors",
      "Pins": "8"
    },
    "appearance": {
      "contacts": {
        "quote": "interference of external magnetic field. The typical resistance of the primary current input conductor at 25°C is 0.5mΩ. The lead frame is made of copper. The temperature",
        "page": 28,
        "doc": "ds.pdf",
        "material": "copper"
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          "name": "Output Source Current",
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          "name": "VREF Input Voltage",
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          "name": "Current Accuracy Range",
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          "kind": "electrical",
          "unit": "A",
          "min": -20,
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          "name": "Zero Current Differential Output Error",
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          "min": -10,
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          "name": "Zero Current Output Offset Drift",
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          "kind": "temperature_coefficient",
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          "name": "Noise",
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          "name": "Zero Current Quiescent Output Voltage",
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          "name": "Zero Current Quiescent Output Voltage Temperature Drift",
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          "name": "Total Output Error",
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