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Ray Set visibility: public 7173e31 21d ago
{
  "schema_version": 1,
  "type": "component",
  "slug": "nsl2020b",
  "title": "NSL2020B",
  "brief": "WXNSIC Battery Management, SOT-23-6. 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",
    "power management (pmic)",
    "nsl2020b",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "NSL2020B",
    "manufacturer": "WXNSIC",
    "package": "SOT-23-6",
    "pin_count": 6,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/9b23e3a879b670396279051b513d7a82.pdf",
    "parts": {
      "symbol": "nsl2020b.kicad_sym",
      "footprint": "nsl2020b.kicad_mod",
      "model_3d": "nsl2020b-hero.glb",
      "model_3d_plain": "nsl2020b-etched.glb",
      "model_3d_step": "nsl2020b-etched.step",
      "model_3d_step_plain": "nsl2020b.step",
      "lbr": "nsl2020b.lbr"
    },
    "distributor_links": {
      "lcsc": "C53463336"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T21:46:00Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Battery positive connection, tied to the cell positive terminal; absolute maximum supply voltage is -0.3 V to 4.5 V referenced to GND."
      },
      {
        "number": "2",
        "name": "GND",
        "type": "power_in",
        "description": "Chip ground, connected to the battery negative terminal; all voltage ratings are referenced to this pin."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Charging port that accepts charger input (the datasheet states the chip can take power directly from a USB port); no voltage limit for this pin is given in the text."
      },
      {
        "number": "4",
        "name": "SW",
        "type": "input",
        "description": "Signal input connected to the microphone (pneumatic) sensor; absolute maximum voltage is -0.3 V to VDD+0.3 V."
      },
      {
        "number": "5",
        "name": "LED",
        "type": "output",
        "description": "Drive output for the working indicator LED; absolute maximum voltage is -0.3 V to VDD+0.3 V, and the LED output current is specified as 5 mA."
      },
      {
        "number": "6",
        "name": "AT",
        "type": "output",
        "description": "Drive-current output connected to the load, switched by the integrated discharge MOS (RDS,ON 80 mΩ typ., 5 A discharge overcurrent threshold); absolute maximum voltage is -0.3 V to 6 V and recommended discharge current is up to 3.5 A."
      }
    ],
    "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: VCC (pin 3) is described only as the charging port with no electrical limits in the text; AT (pin 6); Pin numbers and names come from the table in section 6 (Table 6-1). The top-view figure (Figure 6-1); The LED output current 5 mA in the electrical characteristics table has no min/max columns filled in"
        ],
        "pages_sent": 9,
        "cost_usd": 0.0329,
        "at": "2026-10-18T21:43:42"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/9b23e3a879b670396279051b513d7a82.pdf",
        "pages": 9,
        "sha256": "82779fa58f0e74c6",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 6,
        "described": 6,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "nsl2020b.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          2.8,
          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "nsl2020b-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          2.9,
          1.55
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "808f018de9ffc6dfa148336e457dd1d569d4d548200c1e9056155e247c342db8",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "WXNSIC",
      "Package": "SOT-23-6",
      "Category": "Power Management (PMIC)",
      "Pins": "6"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "82779fa58f0e74c640218736492b02cad129e2394d038421781cc46d2f057ec0",
      "rows": [
        {
          "name": "电源电压",
          "symbol": "VDD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 4.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "负载端电压,充电时作为电源引脚",
          "symbol": "VAT",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 6,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "采样端电压",
          "symbol": "VSW",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "LED 端电压",
          "symbol": "VLED",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "操作温度",
          "symbol": "TOPR",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -20,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "保存温度",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "静电保护(HBM 模型)",
          "symbol": "ESD",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2000,
          "conditions": "HBM 模型",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "放电电流",
          "symbol": "IOUT",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 3.5,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "工作环境温度",
          "symbol": "TA",
          "kind": "recommended_operating",
          "unit": "℃",
          "min": -40,
          "typ": null,
          "max": 85,
          "conditions": "",
          "source_page": 5,
          "source": "datasheet"
        },
        {
          "name": "充电时 VDD 端空载电压",
          "symbol": "VOPEN",
          "kind": "electrical",
          "unit": "V",
          "min": 3.3,
          "typ": 3.5,
          "max": 4.2,
          "conditions": "充电时",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "静态电流(省电模式)",
          "symbol": "IQ",
          "kind": "electrical",
          "unit": "μA",
          "min": null,
          "typ": 2.5,
          "max": 5,
          "conditions": "省电模式",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "充电电流 2",
          "symbol": "ICH",
          "kind": "electrical",
          "unit": "mA",
          "min": 30,
          "typ": 40,
          "max": 50,
          "conditions": "VDD<2.7",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "放电保护时间",
          "symbol": "TMAX",
          "kind": "electrical",
          "unit": "S",
          "min": 8,
          "typ": 10,
          "max": 12,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "芯片过温保护阈值",
          "symbol": "TOTP",
          "kind": "electrical",
          "unit": "℃",
          "min": 140,
          "typ": 160,
          "max": 180,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "充电时热保护阈值",
          "symbol": "TCH",
          "kind": "electrical",
          "unit": "℃",
          "min": 120,
          "typ": 140,
          "max": 160,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "输出过载",
          "symbol": "RLOAD",
          "kind": "electrical",
          "unit": "Ω",
          "min": 0.8,
          "typ": 1.2,
          "max": 1.5,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "低压检测阈值",
          "symbol": "VUVLO",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 3.3,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "恒压输出(空载)",
          "symbol": "VAT",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 3.5,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "充电电流 1",
          "symbol": "ICH",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 650,
          "max": null,
          "conditions": "2.7≤VDD≤4.1",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "VDD 输出电压(充满)",
          "symbol": "VFULL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": 4.2,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "放电开关管导通阻抗",
          "symbol": "RDS,ON",
          "kind": "electrical",
          "unit": "mΩ",
          "min": null,
          "typ": 80,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "放电过流保护阈值",
          "symbol": "IOCP",
          "kind": "electrical",
          "unit": "A",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "过流保护响应时间",
          "symbol": "tOCP",
          "kind": "electrical",
          "unit": "μS",
          "min": null,
          "typ": 10,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "短路保护阈值",
          "symbol": "RSP",
          "kind": "electrical",
          "unit": "Ω",
          "min": null,
          "typ": 0.4,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        },
        {
          "name": "LED 输出电流",
          "symbol": "ILED",
          "kind": "electrical",
          "unit": "mA",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "",
          "source_page": 6,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "nsl2020b"
  ],
  "discovery_pitch": "NSL2020B (WXNSIC) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
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    "README.md",
    "nsl2020b.kicad_sym",
    "nsl2020b.kicad_mod",
    "nsl2020b.glb",
    "nsl2020b.step",
    "nsl2020b.lbr",
    "docs/hero.png",
    "docs/nsl2020b-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "nsl2020b-hero.glb",
    "nsl2020b-hero.overlay.json",
    "nsl2020b-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}