CM1371-SAT

{
  "schema_version": 1,
  "type": "component",
  "slug": "cm1371-sat",
  "title": "CM1371-SAT",
  "brief": "iCM(创芯微) , TSSOP-16. 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",
    "ic",
    "cm1371-sat",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CM1371-SAT",
    "manufacturer": "iCM(创芯微)",
    "package": "TSSOP-16",
    "pin_count": 16,
    "category": "IC",
    "subcategory": "IC",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603349411729207296",
    "parts": {
      "symbol": "cm1371-sat.kicad_sym",
      "footprint": "cm1371-sat.kicad_mod",
      "model_3d": "cm1371-sat-hero.glb",
      "model_3d_plain": "cm1371-sat-etched.glb",
      "model_3d_step": "cm1371-sat-etched.step",
      "model_3d_step_plain": "cm1371-sat.step",
      "lbr": "cm1371-sat.lbr"
    },
    "distributor_links": {
      "lcsc": "C22446473"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T15:41:47Z",
      "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 supply input and positive terminal connection of battery 1; absolute maximum rating is VSS-0.3 V to VSS+40 V."
      },
      {
        "number": "2",
        "name": "VC1",
        "type": "input",
        "description": "Positive voltage connection of battery 1; cell-input absolute maximum rating is VSS-0.3 V to VSS+40 V."
      },
      {
        "number": "3",
        "name": "VC2",
        "type": "input",
        "description": "Negative terminal of battery 1 and positive terminal of battery 2; cell-input absolute maximum rating is VSS-0.3 V to VSS+40 V."
      },
      {
        "number": "4",
        "name": "VC3",
        "type": "input",
        "description": "Negative terminal of battery 2 and positive terminal of battery 3; cell-input absolute maximum rating is VSS-0.3 V to VSS+40 V."
      },
      {
        "number": "5",
        "name": "VC4",
        "type": "input",
        "description": "Negative terminal of battery 3 and positive terminal of battery 4; cell-input absolute maximum rating is VSS-0.3 V to VSS+40 V."
      },
      {
        "number": "6",
        "name": "VC5",
        "type": "input",
        "description": "Negative terminal of battery 4 and positive terminal of battery 5; cell-input absolute maximum rating is VSS-0.3 V to VSS+40 V."
      },
      {
        "number": "7",
        "name": "VC6",
        "type": "input",
        "description": "Negative terminal of battery 5 and positive terminal of battery 6; cell-input absolute maximum rating is VSS-0.3 V to VSS+40 V."
      },
      {
        "number": "8",
        "name": "VC7",
        "type": "input",
        "description": "Negative terminal of battery 6 and positive terminal of battery 7; cell-input absolute maximum rating is VSS-0.3 V to VSS+40 V."
      },
      {
        "number": "9",
        "name": "VSS",
        "type": "power_in",
        "description": "Chip ground and negative terminal connection of battery 7; absolute maximum rating references VSS for all pins."
      },
      {
        "number": "10",
        "name": "TEC",
        "type": "input",
        "description": "Discharge overcurrent delay adjustment terminal, set by external capacitor CTEC with TEC1 (ms) = 10 x CTEC (nF); absolute maximum rating is VSS-0.3 V to VSS+5.5 V."
      },
      {
        "number": "11",
        "name": "RTS",
        "type": "input",
        "description": "Connects to the NTC thermistor (B=3950, 100 kΩ at 25 °C) for temperature detection; absolute maximum rating is VSS-0.3 V to VCC+0.3 V."
      },
      {
        "number": "12",
        "name": "RTV",
        "type": "input",
        "description": "Connects to a resistor to RTS that sets the over-temperature protection threshold, with RT equal to 3 times the NTC resistance at TCH; absolute maximum rating is 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; absolute maximum rating is VSS-0.3 V to VCC+0.3 V."
      },
      {
        "number": "14",
        "name": "DO",
        "type": "output",
        "description": "Discharge MOSFET control output; high level is VCC-0.7 V for VCC<12 V or 10.8 V typical for VCC>12 V, and low level is VSS; absolute maximum rating is VSS-0.3 V to VCC+0.3 V."
      },
      {
        "number": "15",
        "name": "CO",
        "type": "output",
        "description": "Charge MOSFET control output; high level is VCC-0.7 V for VCC<12 V or 10.8 V typical for VCC>12 V; absolute maximum rating is VSS-15 V to VCC+0.3 V."
      },
      {
        "number": "16",
        "name": "VM",
        "type": "input",
        "description": "Charger and load detection input with internal VM-VSS resistance of 50 kΩ typical; absolute maximum rating is 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: The datasheet gives no KiCad ERC class for the cell-voltage pins VC1-VC7; they are classified as inp; The datasheet does not state the output drive type for DO and CO. Table 5 lists CO low-level output ; VCC and VSS are classified as power_in based on the absolute maximum rating table and the role of VS"
        ],
        "pages_sent": 20,
        "cost_usd": 0.0856,
        "at": "2026-10-17T15:39:54"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603349411729207296",
        "pages": 20,
        "sha256": "8030bd5b3bc2b407",
        "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": "cm1371-sat.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "6ad5e98224d02a427d9a6b929a28dbc158b9925fba5adec12db05079f1016948",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cm1371-sat-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          5,
          1.1
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "324650b44bb118e46ee139f72945fc4e55b4f1744d5e503514455b5ff9206973",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "iCM(创芯微)",
      "Package": "TSSOP-16",
      "Category": "",
      "Pins": "16"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "8030bd5b3bc2b407bf5da2736e667fd21701d92aa45d1edd328f71912aa21de0",
      "rows": [
        {
          "name": "正常工作电流",
          "symbol": "IVCC",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 10,
          "max": 15,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "过充电保护电压",
          "symbol": "VOC",
          "kind": "electrical",
          "unit": "V",
          "min": 4.265,
          "typ": 4.28,
          "max": 4.295,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5 → 4.4V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "过充电解除电压",
          "symbol": "VOCR",
          "kind": "electrical",
          "unit": "V",
          "min": 4.15,
          "typ": 4.18,
          "max": 4.21,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 4.4 → 3.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "过充电保护延时",
          "symbol": "TOC",
          "kind": "timing",
          "unit": "s",
          "min": 0.7,
          "typ": 1,
          "max": 1.3,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5 → 4.4V",
          "source_page": 6,
          "source": "datasheet"
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        {
          "name": "过充电解除延时",
          "symbol": "TOCR",
          "kind": "timing",
          "unit": "ms",
          "min": 128,
          "typ": 256,
          "max": 384,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 4.4 → 3.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "均衡启动电压",
          "symbol": "VBAL",
          "kind": "electrical",
          "unit": "V",
          "min": 4.13,
          "typ": 4.155,
          "max": 4.18,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5 → 4.4V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "过放电保护电压",
          "symbol": "VOD",
          "kind": "electrical",
          "unit": "V",
          "min": 2.45,
          "typ": 2.5,
          "max": 2.55,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5 → 2.0V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "过放电解除电压",
          "symbol": "VODR",
          "kind": "electrical",
          "unit": "V",
          "min": 2.92,
          "typ": 3,
          "max": 3.08,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 2.0 → 3.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "过放电保护延时",
          "symbol": "TOD",
          "kind": "timing",
          "unit": "s",
          "min": 0.7,
          "typ": 1,
          "max": 1.3,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5 → 2.0V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "过放电解除延时",
          "symbol": "TODR",
          "kind": "timing",
          "unit": "ms",
          "min": 128,
          "typ": 256,
          "max": 384,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 2.0 → 3.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "低压禁充电压",
          "symbol": "VLV",
          "kind": "electrical",
          "unit": "V",
          "min": 1.2,
          "typ": 1.5,
          "max": 1.8,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5 → 1.2V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "低压禁充解除电压",
          "symbol": "VLVR",
          "kind": "electrical",
          "unit": "V",
          "min": 1.22,
          "typ": 1.52,
          "max": 1.82,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 1.2 → 3.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "低压禁充延时",
          "symbol": "TLV",
          "kind": "timing",
          "unit": "s",
          "min": 0.7,
          "typ": 1,
          "max": 1.3,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5 → 1.2V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "低压禁充解除延时",
          "symbol": "TLVR",
          "kind": "timing",
          "unit": "ms",
          "min": 128,
          "typ": 256,
          "max": 384,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 1.2 → 3.5V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "放电过流1保护电压",
          "symbol": "VEC1",
          "kind": "electrical",
          "unit": "V",
          "min": 0.045,
          "typ": 0.05,
          "max": 0.055,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, VINI = 0 → 0.18V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "放电过流1保护延时",
          "symbol": "TEC1",
          "kind": "timing",
          "unit": "s",
          "min": 0.5,
          "typ": 1,
          "max": 1.5,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, VINI = 0 → 0.18V, CTEC=0.1μF",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "放电过流2保护电压",
          "symbol": "VEC2",
          "kind": "electrical",
          "unit": "V",
          "min": 0.085,
          "typ": 0.1,
          "max": 0.115,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, VINI = 0 → 0.35V",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "放电过流2保护延时",
          "symbol": "TEC2",
          "kind": "timing",
          "unit": "ms",
          "min": 50,
          "typ": 100,
          "max": 150,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, VINI = 0 → 0.35V, CTEC=0.1μF",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "短路保护电压",
          "symbol": "VSHORT",
          "kind": "electrical",
          "unit": "V",
          "min": 0.16,
          "typ": 0.2,
          "max": 0.24,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, VINI = 0 → 0.8V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "短路保护延时",
          "symbol": "TSHORT",
          "kind": "timing",
          "unit": "μs",
          "min": 100,
          "typ": 300,
          "max": 500,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, VINI = 0 → 0.8V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "放电过流解除延时",
          "symbol": "TECR",
          "kind": "timing",
          "unit": "ms",
          "min": 22,
          "typ": 32,
          "max": 42,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, VINI = 0.8 → 0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "充电过流保护电压",
          "symbol": "VCHA",
          "kind": "electrical",
          "unit": "V",
          "min": -0.055,
          "typ": -0.05,
          "max": -0.045,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, VINI = 0 → -1.0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "充电过流保护延时",
          "symbol": "TCHA",
          "kind": "timing",
          "unit": "ms",
          "min": 180,
          "typ": 256,
          "max": 332,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, VINI = 0 → -1.0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "充电过流解除延时",
          "symbol": "TCHAR",
          "kind": "timing",
          "unit": "ms",
          "min": 45,
          "typ": 64,
          "max": 83,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, VINI = -1V → 0V",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "断线保护延时",
          "symbol": "TOW",
          "kind": "timing",
          "unit": "s",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "CVC1~7=0.1μF",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "充电高温保护延时",
          "symbol": "DTCH",
          "kind": "timing",
          "unit": "s",
          "min": 0.7,
          "typ": 1,
          "max": 1.3,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, RNTC = 100k → 10k",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "充电高温解除延时",
          "symbol": "DTCHR",
          "kind": "timing",
          "unit": "ms",
          "min": 90,
          "typ": 128,
          "max": 166,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, RNTC = 10k → 100k",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "放电高温保护延时",
          "symbol": "DTDH",
          "kind": "timing",
          "unit": "s",
          "min": 0.7,
          "typ": 1,
          "max": 1.3,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, RNTC = 100k → 10k",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "放电高温解除延时",
          "symbol": "DTDHR",
          "kind": "timing",
          "unit": "ms",
          "min": 90,
          "typ": 128,
          "max": 166,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, RNTC = 10k → 100k",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "充电低温保护延时",
          "symbol": "DTCL",
          "kind": "timing",
          "unit": "s",
          "min": 0.7,
          "typ": 1,
          "max": 1.3,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, RNTC = 100k → 3M",
          "source_page": 7,
          "source": "datasheet"
        },
        {
          "name": "充电低温解除延时",
          "symbol": "DTCLR",
          "kind": "timing",
          "unit": "ms",
          "min": 90,
          "typ": 128,
          "max": 166,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, RNTC = 3M → 100k",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "放电低温保护延时",
          "symbol": "DTDL",
          "kind": "timing",
          "unit": "s",
          "min": 0.7,
          "typ": 1,
          "max": 1.3,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, RNTC = 100k → 3M",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "放电低温解除延时",
          "symbol": "DTDLR",
          "kind": "timing",
          "unit": "ms",
          "min": 90,
          "typ": 128,
          "max": 166,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, RNTC = 3M → 100k",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "放电状态检测电压",
          "symbol": "VSTS",
          "kind": "electrical",
          "unit": "mV",
          "min": 1,
          "typ": 4,
          "max": 7,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, VINI = 0 → 10mV",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "放电状态检测延时",
          "symbol": "TSTS",
          "kind": "timing",
          "unit": "ms",
          "min": 3,
          "typ": 4.5,
          "max": 6,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5V, VINI = 0 → 10mV",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "休眠延时",
          "symbol": "TSLP",
          "kind": "timing",
          "unit": "s",
          "min": 22,
          "typ": 32,
          "max": 42,
          "conditions": "VCn - VCn+1 = 3.5V, VC7-VSS = 3.5 → 1.5V",
          "source_page": 8,
          "source": "datasheet"
        },
        {
          "name": "工作环境温度",
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