CC6937S8-3FB005

{
  "slug": "cc6937s8-3fb005",
  "version": "0.1.0",
  "type": "component",
  "description": "Cross chip Current Sensors, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "magnetic sensors",
    "cc6937s8-3fb005",
    "factory-2.0.0",
    "extractor-text"
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  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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    "README.md",
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    "cc6937s8-3fb005.kicad_mod",
    "cc6937s8-3fb005.glb",
    "cc6937s8-3fb005.step",
    "cc6937s8-3fb005.lbr",
    "docs/hero.png",
    "docs/cc6937s8-3fb005-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cc6937s8-3fb005-hero.glb",
    "cc6937s8-3fb005-hero.overlay.json",
    "cc6937s8-3fb005-etched.glb"
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  "component": {
    "mpn": "CC6937S8-3FB005",
    "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": {
      "symbol": "cc6937s8-3fb005.kicad_sym",
      "footprint": "cc6937s8-3fb005.kicad_mod",
      "model_3d": "cc6937s8-3fb005-hero.glb",
      "model_3d_plain": "cc6937s8-3fb005-etched.glb",
      "model_3d_step": "cc6937s8-3fb005-etched.step",
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      "lbr": "cc6937s8-3fb005.lbr"
    },
    "distributor_links": {
      "lcsc": "C41421917"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T23:11:12Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IP+",
        "type": "passive",
        "description": "Primary current input (current sampled +) carrying the measured current in series with the circuit; positive current flows from IP+ (pins 1-2) to IP- (pins 3-4), and pins 1-4 are isolated from pins 5-8 at 3750 VRMS."
      },
      {
        "number": "2",
        "name": "IP+",
        "type": "passive",
        "description": "Second primary current input pin (current sampled +) tied to pin 1; it carries the same measured current as the IP+ side and must be connected in series with the circuit, not shunted."
      },
      {
        "number": "3",
        "name": "IP-",
        "type": "passive",
        "description": "Primary current output pin (current sampled -) where the measured current leaves the chip; it is the return end of the primary path and is isolated from pins 5-8 at 3750 VRMS."
      },
      {
        "number": "4",
        "name": "IP-",
        "type": "passive",
        "description": "Second primary current output pin (current sampled -) tied to pin 3; the datasheet states not to place shunt resistors between IP+ and IP-."
      },
      {
        "number": "5",
        "name": "GND",
        "type": "power_in",
        "description": "Ground reference for the secondary circuit; the datasheet lists it as the ground pin for the supply and output reference."
      },
      {
        "number": "6",
        "name": "VREF",
        "type": "power_in",
        "description": "Reference voltage pin that works as an output (2.5 V nominal on 5 V series, 1.65 V on 3.3 V series, with 2 mA recommended load and 1.5 kΩ minimum load, 1 nF to 2.2 nF filter) or as an input (0 V to 4 V range) that sets the quiescent output VOQ."
      },
      {
        "number": "7",
        "name": "VOUT",
        "type": "output",
        "description": "Analog output voltage that is proportional to the input current (VOUT = VREF + IP × sensitivity); it requires 1 nF to 2.2 nF to GND and a load of at least 1.5 kΩ to GND, and is short-circuit limited to 30 mA."
      },
      {
        "number": "8",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage; the 3.3 V series operates at 3.0 V to 3.6 V (nominal 3.3 V) with undervoltage release at 2.8 V, and the absolute maximum is 6.5 V."
      }
    ],
    "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: The pinout table on page 3 is the only pin source, and it lists the package as SOP8 (also the device; Datasheet describes VREF as having both output and input modes but does not assign a single electric; Page 3 names pin 5 only as 'Ground' and does not give further electrical limits; the type was set to"
        ],
        "pages_sent": 40,
        "cost_usd": 0.1067,
        "at": "2026-10-18T23:09:13"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/bc144f4d97403e87df5f3ba46974bc15.pdf",
        "pages": 40,
        "sha256": "7e94e7934f32e852",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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        "centre_offset_mm": 0.0,
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        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
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}