BQ2057WSNTR

{
  "slug": "bq2057wsntr",
  "version": "0.1.0",
  "type": "component",
  "description": "Texas Instruments Battery Management ICs, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management ics",
    "bq2057wsntr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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    "README.md",
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    "bq2057wsntr.glb",
    "bq2057wsntr.step",
    "bq2057wsntr.lbr",
    "docs/hero.png",
    "docs/bq2057wsntr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bq2057wsntr-hero.glb",
    "bq2057wsntr-hero.overlay.json",
    "bq2057wsntr-etched.glb"
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  "component": {
    "mpn": "BQ2057WSNTR",
    "manufacturer": "Texas Instruments",
    "package": "SOIC-8",
    "pin_count": 8,
    "category": "Power Management ICs",
    "subcategory": "Battery Management ICs",
    "datasheet": "https://www.ti.com/lit/ds/symlink/bq2057wsntr.pdf",
    "parts": {
      "symbol": "bq2057wsntr.kicad_sym",
      "footprint": "bq2057wsntr.kicad_mod",
      "model_3d": "bq2057wsntr-hero.glb",
      "model_3d_plain": "bq2057wsntr-etched.glb",
      "model_3d_step": "bq2057wsntr-etched.step",
      "model_3d_step_plain": "bq2057wsntr.step",
      "lbr": "bq2057wsntr.lbr"
    },
    "distributor_links": {
      "lcsc": "C32756"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T18:28:11Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "deferred",
        "error": "shared DigiKey quota guard: 871 calls left today"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "SNS",
        "type": "input",
        "description": "Current sense input that senses battery current via the voltage across an external sense resistor, which can be on the high or low side of the battery."
      },
      {
        "number": "2",
        "name": "BAT",
        "type": "input",
        "description": "Voltage sense input tied directly to the positive side of the battery."
      },
      {
        "number": "3",
        "name": "VCC",
        "type": "power_in",
        "description": "Supply voltage input (4.5 V to 15 V recommended, -0.3 to +18 V absolute max) and current reference for high-side sensing configuration."
      },
      {
        "number": "4",
        "name": "TS",
        "type": "input",
        "description": "Temperature sense input for an external battery-temperature monitoring circuit; connecting it to VCC/2 disables this feature."
      },
      {
        "number": "5",
        "name": "STAT",
        "type": "output",
        "description": "3-state charge status output indicating charge in progress, charge complete, and temperature fault or sleep mode (sink 20 mA max, source 10 mA max)."
      },
      {
        "number": "6",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground."
      },
      {
        "number": "7",
        "name": "CC",
        "type": "output",
        "description": "Charge control source-follower output that drives an external PNP or P-channel MOSFET pass transistor for current and voltage regulation (40 mA max output current)."
      },
      {
        "number": "8",
        "name": "COMP",
        "type": "input",
        "description": "Charge-rate compensation (AutoComp) input that sets the compensation level; connect to VCC for high-side sensing or VSS for low-side sensing to disable it, and do not leave it floating."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
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        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "text",
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        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [],
        "pages_sent": 13,
        "cost_usd": 0.1206,
        "at": "2026-10-23T18:27:59"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/bq2057wsntr.pdf",
        "pages": 33,
        "sha256": "bb27fef0324cafba",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 8,
        "described": 8,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": -0.0,
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        "checked": "2026-10-23",
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      },
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}