BQ20Z70PWR-V160

{
  "schema_version": 1,
  "type": "component",
  "slug": "bq20z70pwr-v160",
  "title": "BQ20Z70PWR-V160",
  "brief": "Texas Instruments Battery Management, TSSOP-20. 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)",
    "bq20z70pwr-v160",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "BQ20Z70PWR-V160",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-20",
    "pin_count": 20,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://www.ti.com/cn/lit/gpn/bq20z70-v160",
    "parts": {
      "symbol": "bq20z70pwr-v160.kicad_sym",
      "footprint": "bq20z70pwr-v160.kicad_mod",
      "model_3d": "bq20z70pwr-v160-hero.glb",
      "model_3d_plain": "bq20z70pwr-v160.glb",
      "model_3d_step": "bq20z70pwr-v160-etched.step",
      "model_3d_step_plain": "bq20z70pwr-v160.step",
      "lbr": "bq20z70pwr-v160.lbr"
    },
    "distributor_links": {
      "lcsc": "C544447",
      "digikey": "296-25919-2-ND",
      "mouser": "595-BQ20Z70PWR-V160"
    },
    "distributor_check": {
      "checked_at": "2026-10-11T23:20:07Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-25919-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-BQ20Z70PWR-V160",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "XALERT",
        "type": "input",
        "description": "Alert interrupt input from the bq29330; connect directly to the bq29330 XALERT pin."
      },
      {
        "number": "2",
        "name": "TS2",
        "type": "input",
        "description": "Second thermistor voltage input for battery temperature monitoring; input range is -0.2 V to 0.8 x VCC."
      },
      {
        "number": "3",
        "name": "TS1",
        "type": "input",
        "description": "First thermistor voltage input for battery temperature monitoring; input range is -0.2 V to 0.8 x VCC."
      },
      {
        "number": "4",
        "name": "CLKOUT",
        "type": "output",
        "description": "32.768 kHz output for the bq29330 watchdog; connect directly to the bq29330 WDI pin, with VOL up to 0.4 V at IOL = 7 mA and VOH of at least VCC - 0.5 V at IOH = -0.5 mA."
      },
      {
        "number": "5",
        "name": "PRES",
        "type": "input",
        "description": "Active-low input that senses system insertion; VIL maximum is 0.8 V and VIH minimum is 2.0 V."
      },
      {
        "number": "6",
        "name": "PFIN",
        "type": "input",
        "description": "Active-low input that senses the secondary protector output status; VIL maximum is 0.8 V and VIH minimum is 2.0 V."
      },
      {
        "number": "7",
        "name": "SAFE",
        "type": "output",
        "description": "Active-high output that enforces an additional level of safety, such as blowing a fuse; VOL maximum is 0.4 V at IOL = 7 mA."
      },
      {
        "number": "8",
        "name": "SMBD",
        "type": "bidirectional",
        "description": "SMBus data open-drain bidirectional pin for communication with the bq20z70; absolute maximum voltage is 6.0 V relative to VSS."
      },
      {
        "number": "9",
        "name": "NC",
        "type": "unconnected",
        "description": "Not used; leave floating."
      },
      {
        "number": "10",
        "name": "SMBC",
        "type": "bidirectional",
        "description": "SMBus clock open-drain bidirectional pin for communication with the bq20z70; absolute maximum voltage is 6.0 V relative to VSS."
      },
      {
        "number": "11",
        "name": "SDATA",
        "type": "bidirectional",
        "description": "Data transfer line to and from the bq29330; connect directly to the bq29330 SDATA pin, with absolute maximum of 6.0 V relative to VSS."
      },
      {
        "number": "12",
        "name": "SCLK",
        "type": "bidirectional",
        "description": "Data clock line to the bq29330; connect directly to the bq29330 SCLK pin, with absolute maximum of 6.0 V relative to VSS."
      },
      {
        "number": "13",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative supply; both VSS pins must be connected together."
      },
      {
        "number": "14",
        "name": "SRP",
        "type": "input",
        "description": "Analog input for a small-value sense resistor to monitor battery charge and discharge current; input voltage range is -0.2 V to 0.2 V."
      },
      {
        "number": "15",
        "name": "SRN",
        "type": "input",
        "description": "Analog input for a small-value sense resistor to monitor battery charge and discharge current; input voltage range is -0.2 V to 0.2 V."
      },
      {
        "number": "16",
        "name": "MRST",
        "type": "input",
        "description": "Master reset input that forces the device into reset when held low; connect directly to the bq29330 XRST pin."
      },
      {
        "number": "17",
        "name": "VSS",
        "type": "power_in",
        "description": "Negative supply; both VSS pins must be connected together."
      },
      {
        "number": "18",
        "name": "VCC",
        "type": "power_in",
        "description": "Positive supply; recommended operating supply is 2.4 V to 2.6 V (2.5 V typical), and absolute maximum VCC relative to VSS is -0.3 V to 2.75 V."
      },
      {
        "number": "19",
        "name": "VCELL+",
        "type": "input",
        "description": "Positive differential cell input; connect directly to the bq29330 CELL+ pin."
      },
      {
        "number": "20",
        "name": "VCELL-",
        "type": "input",
        "description": "Negative differential cell input; connect directly to the bq29330 CELL- pin."
      }
    ],
    "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's terminal table labels pin 13 (VSS) as I/OD, which conflicts with its function as a s; The datasheet labels SRP and SRN as IA (analog input) with no ERC class given. I mapped them to inpu; Pin 9 is marked NC (not used, leave floating) in the datasheet; typed as unconnected."
        ],
        "pages_sent": 19,
        "cost_usd": 0.0843,
        "at": "2026-10-11T23:19:51"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/bq20z70-v160",
        "pages": 19,
        "sha256": "407f35941e85ca11",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 20,
        "described": 20,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "bq20z70pwr-v160.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          6.5,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "97339947f3a7196470ec2f1d9f9b92bb2fc2ab66ad53be0cf105192585ef3c9a",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bq20z70pwr-v160-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6.4,
          6.5,
          1.2
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "2ef2a54797686c5fa999c7f74b1564140b87790f51c8d58714b67ef69f44d933",
        "checked": "2026-10-11",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSSOP-20",
      "Category": "Power Management (PMIC)",
      "Pins": "20"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "bq20z70pwr-v160"
  ],
  "discovery_pitch": "BQ20Z70PWR-V160 (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bq20z70pwr-v160.kicad_sym",
    "bq20z70pwr-v160.kicad_mod",
    "bq20z70pwr-v160.glb",
    "bq20z70pwr-v160.step",
    "bq20z70pwr-v160.lbr",
    "docs/hero.png",
    "docs/bq20z70pwr-v160-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bq20z70pwr-v160-hero.glb",
    "bq20z70pwr-v160-hero.overlay.json"
  ],
  "visibility": {
    "public": true
  }
}