BQ24074RGTR

{
  "slug": "bq24074rgtr",
  "version": "0.1.1",
  "type": "component",
  "description": "Texas Instruments Battery Management, QFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "power management (pmic)",
    "bq24074rgtr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "bq24074rgtr.kicad_sym",
    "bq24074rgtr.kicad_mod",
    "bq24074rgtr.glb",
    "bq24074rgtr.step",
    "bq24074rgtr.lbr",
    "docs/hero.png",
    "docs/bq24074rgtr-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "bq24074rgtr-etched.step",
    "bq24074rgtr-hero.glb",
    "bq24074rgtr-hero.overlay.json"
  ],
  "component": {
    "mpn": "BQ24074RGTR",
    "manufacturer": "Texas Instruments",
    "package": "QFN-16-EP(3x3)",
    "pin_count": 17,
    "category": "Power Management (PMIC)",
    "subcategory": "Battery Management",
    "datasheet": "https://www.ti.com/lit/ds/symlink/bq24074.pdf",
    "parts": {
      "symbol": "bq24074rgtr.kicad_sym",
      "footprint": "bq24074rgtr.kicad_mod",
      "model_3d": "bq24074rgtr-hero.glb",
      "model_3d_plain": "bq24074rgtr.glb",
      "model_3d_step": "bq24074rgtr-etched.step",
      "model_3d_step_plain": "bq24074rgtr.step",
      "lbr": "bq24074rgtr.lbr"
    },
    "distributor_links": {
      "lcsc": "C54313"
    },
    "pins": [
      {
        "number": "1",
        "name": "TS",
        "type": "input",
        "description": "External NTC thermistor input for battery temperature monitoring; nominal 10 kΩ thermistor."
      },
      {
        "number": "2",
        "name": "BAT",
        "type": "bidirectional",
        "description": "Battery positive terminal providing charging current output and battery voltage sensing input; bypass with 4.7 μF to 47 μF ceramic capacitor."
      },
      {
        "number": "3",
        "name": "BAT",
        "type": "bidirectional",
        "description": "Battery positive terminal providing charging current output and battery voltage sensing input; bypass with 4.7 μF to 47 μF ceramic capacitor."
      },
      {
        "number": "4",
        "name": "CE",
        "type": "input",
        "description": "Charge enable active-low control input; connect low to enable charging, high to disable with internal 285 kΩ pulldown."
      },
      {
        "number": "5",
        "name": "EN2",
        "type": "input",
        "description": "Input current limit configuration input; use with EN1 to set USB compliance mode with internal 285 kΩ pulldown."
      },
      {
        "number": "6",
        "name": "EN1",
        "type": "input",
        "description": "Input current limit configuration input; use with EN2 to set USB compliance mode with internal 285 kΩ pulldown."
      },
      {
        "number": "7",
        "name": "PGOOD",
        "type": "tri_state",
        "description": "Open-drain power good status output; pulls to VSS when valid input source detected (4.35 V < VIN < 10.8 V for BQ24074)."
      },
      {
        "number": "8",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground connection; connect to circuit ground and thermal pad at all times."
      },
      {
        "number": "9",
        "name": "CHG",
        "type": "tri_state",
        "description": "Open-drain charging status output; pulls to VSS when battery is charging, high impedance when complete."
      },
      {
        "number": "10",
        "name": "OUT",
        "type": "power_out",
        "description": "System regulated power supply output; 4.4 V when valid input present; bypass with 4.7 μF to 47 μF ceramic capacitor."
      },
      {
        "number": "11",
        "name": "OUT",
        "type": "power_out",
        "description": "System regulated power supply output; 4.4 V when valid input present; bypass with 4.7 μF to 47 μF ceramic capacitor."
      },
      {
        "number": "12",
        "name": "ILIM",
        "type": "input",
        "description": "Adjustable input current limit programming input; connect 1.1 kΩ to 8 kΩ resistor to VSS for 200 mA to 1.5 A limit."
      },
      {
        "number": "13",
        "name": "IN",
        "type": "power_in",
        "description": "Power input connection; 4.35 V to 10.5 V operating range, accepts up to 26 V without damage; bypass with 1 μF to 10 μF capacitor."
      },
      {
        "number": "14",
        "name": "TMR",
        "type": "input",
        "description": "Pre-charge and fast-charge timer programming input; connect 18 kΩ to 72 kΩ resistor to VSS for desired timer duration."
      },
      {
        "number": "15",
        "name": "ITERM",
        "type": "input",
        "description": "Termination current programming input (BQ24074 only); connect 0 Ω to 15 kΩ resistor to VSS to set termination threshold."
      },
      {
        "number": "16",
        "name": "ISET",
        "type": "bidirectional",
        "description": "Fast charge current programming input; connect 590 Ω to 8.9 kΩ resistor to VSS; voltage output monitors actual charge current."
      },
      {
        "number": "17",
        "name": "EP",
        "type": "passive",
        "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.2",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.2",
        "primary_model": "claude-haiku-4-5-20251001",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "exposed pad 17 added from the footprint",
          "dropped thermal pad ['EP'] absent from footprint"
        ],
        "pages_sent": 55,
        "cost_usd": 0.5996,
        "at": "2026-09-24T05:30:34"
      },
      "datasheet": {
        "url": "https://www.ti.com/lit/ds/symlink/bq24074.pdf",
        "pages": 55,
        "sha256": "4fe4e4f9855501f8",
        "source_tier": "mfr"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 17,
        "described": 17,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "bq24074rgtr.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          3.0,
          3.0,
          0.785
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "3eb81ffac423a66cdcfead8efe56401da171edaf1f2257049aad7b2d3900f6c8",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bq24074rgtr-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "fac09c9574f9964904b27641e08912533ce47448d6479e28be5875e48b5939d9",
        "checked": "2026-11-13",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "title": "BQ24074RGTR",
  "brief": "Texas Instruments Battery Management, QFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "QFN-16-EP(3x3)",
      "Category": "Power Management (PMIC)",
      "Pins": "17"
    }
  },
  "discovery_triggers": [
    "bq24074rgtr"
  ],
  "discovery_pitch": "BQ24074RGTR (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "visibility": "public"
}