CM1042-DS

{
  "slug": "cm1042-ds",
  "version": "0.1.0",
  "type": "component",
  "description": "iCM(创芯微) , SOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "ic",
    "cm1042-ds",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cm1042-ds.kicad_sym",
    "cm1042-ds.kicad_mod",
    "cm1042-ds.glb",
    "cm1042-ds.step",
    "cm1042-ds.lbr",
    "docs/hero.png",
    "docs/cm1042-ds-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "cm1042-ds-hero.glb",
    "cm1042-ds-hero.overlay.json",
    "cm1042-ds-etched.glb"
  ],
  "component": {
    "mpn": "CM1042-DS",
    "manufacturer": "iCM(创芯微)",
    "package": "SOP-16",
    "pin_count": 16,
    "category": "IC",
    "subcategory": "IC",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603349400312176640",
    "parts": {
      "symbol": "cm1042-ds.kicad_sym",
      "footprint": "cm1042-ds.kicad_mod",
      "model_3d": "cm1042-ds-hero.glb",
      "model_3d_plain": "cm1042-ds-etched.glb",
      "model_3d_step": "cm1042-ds-etched.step",
      "model_3d_step_plain": "cm1042-ds.step",
      "lbr": "cm1042-ds.lbr"
    },
    "distributor_links": {
      "lcsc": "C22446444"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T11:57:31Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive power supply input and positive connection of battery 1; VCC is rated VSS-0.3 V to VSS+40 V (absolute maximum), with an operating range of 5 V to 25 V."
      },
      {
        "number": "2",
        "name": "VC1",
        "type": "power_in",
        "description": "Positive voltage connection for battery 1; cell-sense inputs VC1-VC2, VC2-VC3, VC3-VC4 and VC4-VSS are rated 0 to 12 V."
      },
      {
        "number": "3",
        "name": "VC2",
        "type": "power_in",
        "description": "Negative voltage connection for battery 1 and positive voltage connection for battery 2; cell-sense input range is 0 to 12 V."
      },
      {
        "number": "4",
        "name": "VC3",
        "type": "power_in",
        "description": "Negative voltage connection for battery 2 and positive voltage connection for battery 3; cell-sense input range is 0 to 12 V."
      },
      {
        "number": "5",
        "name": "VC4",
        "type": "power_in",
        "description": "Negative voltage connection for battery 3 and positive voltage connection for battery 4; cell-sense input range is 0 to 12 V."
      },
      {
        "number": "6",
        "name": "NC",
        "type": "unconnected",
        "description": "No-connect pin with no electrical connection function."
      },
      {
        "number": "7",
        "name": "VSS",
        "type": "power_in",
        "description": "Chip ground and negative voltage connection for battery 4, serving as the reference for all voltage ratings."
      },
      {
        "number": "8",
        "name": "NC",
        "type": "unconnected",
        "description": "No-connect pin with no electrical connection function."
      },
      {
        "number": "9",
        "name": "NC",
        "type": "unconnected",
        "description": "No-connect pin with no electrical connection function."
      },
      {
        "number": "10",
        "name": "TEC",
        "type": "passive",
        "description": "Discharge overcurrent delay adjustment terminal, where an external capacitor CTEC sets TEC1 = 10×CTEC (ms, with CTEC in nF); rated VSS-0.3 V to VSS+5.5 V."
      },
      {
        "number": "11",
        "name": "RTS",
        "type": "passive",
        "description": "Connects to the NTC thermistor for temperature detection; rated VSS-0.3 V to VSS+5.5 V."
      },
      {
        "number": "12",
        "name": "RTV",
        "type": "passive",
        "description": "Connects a resistor to RTS to set the high-temperature protection threshold, with RT equal to 3 times the NTC resistance at TCH; rated VSS-0.3 V to VSS+5.5 V."
      },
      {
        "number": "13",
        "name": "VINI",
        "type": "input",
        "description": "Overcurrent detection input for charge and discharge current sensing; rated VSS-0.3 V to VCC+0.3 V."
      },
      {
        "number": "14",
        "name": "DO",
        "type": "output",
        "description": "Discharge MOSFET control output, which turns off the discharge MOSFET on protection; rated VSS-0.3 V to VCC+0.3 V."
      },
      {
        "number": "15",
        "name": "CO",
        "type": "output",
        "description": "Charge MOSFET control output, which turns off the charge MOSFET on protection; rated VSS-15 V to VCC+0.3 V."
      },
      {
        "number": "16",
        "name": "VM",
        "type": "input",
        "description": "Charger and load detection terminal; rated VSS-15 V to VCC+0.3 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: Pin-number/name mapping taken from the printed pin table on page 4. The pin diagram text order is am; Voltage limits in several pin descriptions (VCC, VC inputs, TEC/RTS/RTV, VM/CO, VINI/DO) come from t; Pin types are assigned by KiCad ERC class from function (battery taps and VCC as power_in, VSS as po"
        ],
        "pages_sent": 16,
        "cost_usd": 0.0627,
        "at": "2026-10-17T11:55:35"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603349400312176640",
        "pages": 16,
        "sha256": "baf5d53c33930af9",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 16,
        "described": 16,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cm1042-ds.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cm1042-ds-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.0,
          9.9,
          1.75
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "525111699453c40defa9d86ffad9e53a331003185f19920d36089d983055c53c",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}