BQ34Z100PWR-G1

{
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  "type": "component",
  "slug": "bq34z100pwr-g1",
  "title": "BQ34Z100PWR-G1",
  "brief": "Texas Instruments Battery Management, TSSOP-14. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "pmic",
    "bq34z100pwr-g1"
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  "component": {
    "mpn": "BQ34Z100PWR-G1",
    "manufacturer": "Texas Instruments",
    "package": "TSSOP-14",
    "pin_count": 14,
    "category": "PMIC",
    "subcategory": "Battery Management",
    "datasheet": "https://www.ti.com/lit/ds/symlink/bq34z100pwr-g1.pdf",
    "parts": {
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      "footprint": "bq34z100pwr-g1.kicad_mod",
      "model_3d": "bq34z100pwr-g1-etched.glb",
      "model_3d_plain": "bq34z100pwr-g1.glb",
      "model_3d_step": "bq34z100pwr-g1-etched.step",
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      "lbr": "bq34z100pwr-g1.lbr"
    },
    "distributor_links": {
      "lcsc": "C91302"
    },
    "pins": [
      {
        "number": "1",
        "name": "P2",
        "type": "output",
        "description": "LED 2 drive (multi-LED display mode) or unused. Tie to VSS when not driving an LED."
      },
      {
        "number": "2",
        "name": "VEN",
        "type": "output",
        "description": "Active-high voltage translation enable output. Optionally switches the external BAT-divider on/off (typ 45 uA saved) when driving a series N-FET. Leave floating or tie to VSS if unused."
      },
      {
        "number": "3",
        "name": "P1",
        "type": "output",
        "description": "LED 1 drive; also used to drive the single LED in single-LED mode via an N-FET. Tie to VSS when not driving an LED."
      },
      {
        "number": "4",
        "name": "BAT",
        "type": "input",
        "description": "Translated battery-voltage sense input from the external resistor divider. VBAT abs-max 5.5 V; ADC input range VSS-0.125 V to 5 V."
      },
      {
        "number": "5",
        "name": "CE",
        "type": "input",
        "description": "Chip Enable. Driving low disconnects the internal LDO from REGIN to place the device in shutdown."
      },
      {
        "number": "6",
        "name": "REGIN",
        "type": "power_in",
        "description": "Internal LDO regulator input, 2.45 V to 5.5 V (abs-max). Decouple with a 0.1-uF X5R ceramic to VSS."
      },
      {
        "number": "7",
        "name": "REG25",
        "type": "power_out",
        "description": "2.5-V (typ) output of the internal LDO, also the internal VCC rail. Decouple with a 1-uF (0.47-uF min) ceramic capacitor to VSS."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Device ground reference."
      },
      {
        "number": "9",
        "name": "SRP",
        "type": "input",
        "description": "Coulomb-counter positive analog input (nearest BAT-). Connects across the pack sense resistor with SRN; input range VSS-0.125 V to 0.125 V."
      },
      {
        "number": "10",
        "name": "SRN",
        "type": "input",
        "description": "Coulomb-counter negative analog input (nearest PACK-). Connects across the pack sense resistor with SRP; input range VSS-0.125 V to 0.125 V."
      },
      {
        "number": "11",
        "name": "P6/TS",
        "type": "input",
        "description": "Pack thermistor sense input; use a 103AT-type (10 kOhm at 25 degC) NTC. Input range VSS-0.05 V to 1 V."
      },
      {
        "number": "12",
        "name": "P5/HDQ",
        "type": "bidirectional",
        "description": "Open-drain HDQ single-wire slave communication line. Leave floating or tie to VSS if unused. Also usable as GPIO P5."
      },
      {
        "number": "13",
        "name": "P4/SCL",
        "type": "input",
        "description": "I2C-compatible slave serial clock input; use a 10-kOhm (typ) pull-up to VCC. Also functions as LED 4 drive in four-LED mode, or GPIO P4. Leave floating or tie to VSS if unused."
      },
      {
        "number": "14",
        "name": "P3/SDA",
        "type": "bidirectional",
        "description": "Open-drain I2C-compatible slave serial data line; use a 10-kOhm (typ) pull-up to VCC. Also functions as LED 3 drive in four-LED mode, or GPIO P3. Leave floating or tie to VSS if unused."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/bq34z100pwr-g1.pdf",
        "pages": 65,
        "sha256": "d96dc1ca902eb588",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 14,
        "described": 14,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
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    "pin1": {
      "pad": "1",
      "at": [
        -2.8625,
        -1.95
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      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "TSSOP-14_4.4x5mm_P0.65mm@sha256:e4bf82cea6d3b325",
      "mark": "drawn"
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        "role": "plain",
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "3ee5786aae56190997aa793ba3cfc003fd616782770e29719b4562f012982245",
        "checked": "2026-10-07",
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        "checked": "2026-10-07",
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      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "TSSOP-14",
      "Category": "PMIC",
      "Pins": "14"
    }
  },
  "sections": [
    "hero",
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    "readme",
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  "discovery_triggers": [
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  "discovery_pitch": "BQ34Z100PWR-G1 (Texas Instruments) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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  "visibility": {
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  "updated_at": "2026-09-24T18:04:53.601Z"
}