BQ24313DSGR

{
  "schema_version": 1,
  "type": "component",
  "slug": "bq24313dsgr",
  "title": "BQ24313DSGR",
  "brief": "Texas Instruments Battery Management ICs, WSON-8-EP(2x2). 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 supply chip",
    "bq24313dsgr",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "BQ24313DSGR",
    "manufacturer": "Texas Instruments",
    "package": "WSON-8-EP(2x2)",
    "pin_count": 9,
    "category": "Power Supply Chip",
    "subcategory": "Battery Management ICs",
    "datasheet": "https://www.ti.com/cn/lit/gpn/bq24313",
    "parts": {
      "symbol": "bq24313dsgr.kicad_sym",
      "footprint": "bq24313dsgr.kicad_mod",
      "model_3d": "bq24313dsgr-hero.glb",
      "model_3d_plain": "bq24313dsgr-etched.glb",
      "model_3d_step": "bq24313dsgr-etched.step",
      "model_3d_step_plain": "bq24313dsgr.step",
      "lbr": "bq24313dsgr.lbr"
    },
    "distributor_links": {
      "lcsc": "C2876149",
      "digikey": "296-46412-2-ND",
      "mouser": "595-BQ24313DSGR"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T03:02:19Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "296-46412-2-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": "595-BQ24313DSGR",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "IN",
        "type": "power_in",
        "description": "Input power; connect to the external DC supply and bypass to VSS with a 1µF ceramic capacitor (minimum)."
      },
      {
        "number": "2",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground terminal; must be connected to ground at all times."
      },
      {
        "number": "3",
        "name": "NC",
        "type": "unconnected",
        "description": "May have internal circuits used for test purposes; do not make any external connection for normal operation."
      },
      {
        "number": "4",
        "name": "FAULT",
        "type": "output",
        "description": "Open-drain active-low status output that goes low when input FET Q1 is off due to input overvoltage, input overcurrent, battery overvoltage, or thermal shutdown, and is high impedance in normal operation; needs a pullup resistor."
      },
      {
        "number": "5",
        "name": "CE",
        "type": "input",
        "description": "Active-low chip enable input; CE high disables the IC and turns the input FET off, CE low is normal operation, and it is internally pulled down."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Battery voltage sense input; connect to the battery pack positive terminal through a resistor."
      },
      {
        "number": "7",
        "name": "ILIM",
        "type": "passive",
        "description": "Input overcurrent threshold programming; connect a resistor (15 to 90 kΩ) from ILIM to VSS to set the threshold, IOCP = 25 ÷ R(ILIM) (A, kΩ)."
      },
      {
        "number": "8",
        "name": "OUT",
        "type": "power_out",
        "description": "Output terminal to the charging system; connect to the external load and bypass to VSS with a 1µF ceramic capacitor (minimum)."
      },
      {
        "number": "9",
        "name": "PAD",
        "type": "passive",
        "description": "Exposed thermal pad internally connected to VSS; must be connected to the same potential as VSS on the PCB and not used as the primary ground input."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-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 lists the thermal pad with no pin number ('Thermal PAD', '–'); I assigned '9' as a pla; ILIM is listed as I/O in the datasheet; I typed it as passive because it connects to a programming r"
        ],
        "pages_sent": 13,
        "cost_usd": 0.1248,
        "at": "2026-10-23T03:02:07"
      },
      "datasheet": {
        "url": "https://www.ti.com/cn/lit/gpn/bq24313",
        "pages": 24,
        "sha256": "a4ecae64eb31413a",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
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    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "7672cac8d88d8679800ef3bf90954e7996ea74e8ddb1f157f2d82bca6b2015e4",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "bq24313dsgr-etched.step",
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        "units": "mm",
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        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Texas Instruments",
      "Package": "WSON-8-EP(2x2)",
      "Category": "Power Supply Chip",
      "Pins": "9"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "a4ecae64eb31413ab74598eafa4c3f26fb1d542f907f184c17568281146ec100",
      "rows": [
        {
          "name": "Input voltage range",
          "symbol": "VIN",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3.3,
          "typ": null,
          "max": 30,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input current, IN pin",
          "symbol": "IIN",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output current, OUT pin",
          "symbol": "IOUT",
          "kind": "recommended_operating",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 1.5,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "OCP programming resistor",
          "symbol": "R(ILIM)",
          "kind": "recommended_operating",
          "unit": "kΩ",
          "min": 15,
          "typ": null,
          "max": 90,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature (operating)",
          "symbol": "TJ",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "IN input voltage",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 30,
          "conditions": "IN with respect to VSS",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "OUT input voltage",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 12,
          "conditions": "OUT with respect to VSS",
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          "source": "datasheet"
        },
        {
          "name": "ILIM, FAULT, CE, VBAT voltage",
          "symbol": "VI",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 7,
          "conditions": "with respect to VSS",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Input current IN",
          "symbol": "II",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "IN",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output current OUT",
          "symbol": "IO",
          "kind": "absolute_maximum",
          "unit": "A",
          "min": null,
          "typ": null,
          "max": 2,
          "conditions": "OUT",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Output sink current FAULT",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "FAULT",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD HBM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 2000,
          "conditions": "All, JESD22-A114-E",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD MM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "All, JESD22-A115-E",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD CDM",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 500,
          "conditions": "All, JESD22-C101-C",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD IEC 61000-4-2 air",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "IN bypassed to VSS with 1-µF low-ESR ceramic, air discharge",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "ESD IEC 61000-4-2 contact",
          "symbol": "",
          "kind": "absolute_maximum",
          "unit": "kV",
          "min": null,
          "typ": null,
          "max": 8,
          "conditions": "IN bypassed to VSS with 1-µF low-ESR ceramic, contact",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Junction temperature (abs max)",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature",
          "symbol": "Tstg",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -65,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-to-case",
          "symbol": "RθJC",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 5,
          "max": null,
          "conditions": "DSG 2×2 SON",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Thermal resistance junction-to-ambient",
          "symbol": "RθJA",
          "kind": "thermal",
          "unit": "°C/W",
          "min": null,
          "typ": 75,
          "max": null,
          "conditions": "DSG 2×2 SON",
          "source_page": 2,
          "source": "datasheet"
        },
        {
          "name": "Undervoltage lock-out threshold",
          "symbol": "UVLO",
          "kind": "electrical",
          "unit": "V",
          "min": 2.6,
          "typ": 2.7,
          "max": 2.8,
          "conditions": "CE = Low, VIN increasing from 0V to 3V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Hysteresis on UVLO",
          "symbol": "Vhys(UVLO)",
          "kind": "electrical",
          "unit": "mV",
          "min": 200,
          "typ": 260,
          "max": 300,
          "conditions": "CE = Low, VIN decreasing from 3V to 0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Deglitch time, input power detected",
          "symbol": "tDGL(PGOOD)",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": null,
          "max": 8,
          "conditions": "CE = Low. Time measured from VIN 0V → 5V rise-time 1µs, to output turning ON",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Operating current",
          "symbol": "IDD",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 400,
          "max": 600,
          "conditions": "CE = Low, No load on OUT pin, VIN = 5V, R(ILIM) = 25kΩ",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Standby current",
          "symbol": "ISTDBY",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": 65,
          "max": 95,
          "conditions": "CE = High, VIN = 5V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Drop-out voltage IN to OUT",
          "symbol": "VDO",
          "kind": "electrical",
          "unit": "mV",
          "min": null,
          "typ": 170,
          "max": 280,
          "conditions": "CE = Low, VIN = 5V, IOUT = 1A",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Output voltage",
          "symbol": "VO(REG)",
          "kind": "electrical",
          "unit": "V",
          "min": 5.67,
          "typ": 5.85,
          "max": 6.03,
          "conditions": "CE = Low, VIN = 6.5V, IOUT = 1A, bq24313",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input overvoltage protection threshold",
          "symbol": "VOVP",
          "kind": "electrical",
          "unit": "V",
          "min": 10.2,
          "typ": 10.5,
          "max": 10.8,
          "conditions": "CE = Low, VIN increasing from 5V to 11V, bq24313",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input OV propagation delay",
          "symbol": "tPD(OVP)",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 200,
          "conditions": "CE = Low; not tested in production, specified by design",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Hysteresis on OVP",
          "symbol": "Vhys(OVP)",
          "kind": "electrical",
          "unit": "mV",
          "min": 60,
          "typ": 120,
          "max": 180,
          "conditions": "CE = Low, VIN decreasing from 11V to 5V, bq24313",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Recovery time from input overvoltage",
          "symbol": "tON(OVP)",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": null,
          "max": 8,
          "conditions": "CE = Low, Time measured from VIN 7.5V → 5V, 1µs fall-time",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input overcurrent protection threshold range",
          "symbol": "IOCP",
          "kind": "electrical",
          "unit": "mA",
          "min": 300,
          "typ": null,
          "max": 1500,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input overcurrent protection threshold",
          "symbol": "IOCP",
          "kind": "electrical",
          "unit": "mA",
          "min": 900,
          "typ": 1000,
          "max": 1100,
          "conditions": "CE = Low, R(ILIM) = 24.9kΩ, 3 V ≤ VIN < VOVP – Vhys(OVP)",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Adjustable current limit factor",
          "symbol": "K(ILIM)",
          "kind": "electrical",
          "unit": "A·kΩ",
          "min": null,
          "typ": 25,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Blanking time, input overcurrent",
          "symbol": "tBLANK(OCP)",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 176,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Recovery time from input overcurrent",
          "symbol": "tREC(OCP)",
          "kind": "timing",
          "unit": "ms",
          "min": null,
          "typ": 64,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Battery overvoltage protection threshold",
          "symbol": "BVOVP",
          "kind": "electrical",
          "unit": "V",
          "min": 4.3,
          "typ": 4.35,
          "max": 4.4,
          "conditions": "CE = Low, VIN > 4.4V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Hysteresis on BVOVP",
          "symbol": "Vhys(Bovp)",
          "kind": "electrical",
          "unit": "mV",
          "min": 200,
          "typ": 275,
          "max": 320,
          "conditions": "CE = Low, VIN > 4.4V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Input bias current on VBAT pin",
          "symbol": "I(VBAT)",
          "kind": "electrical",
          "unit": "nA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "V(VBAT) = 4.4V, TJ = 25°C",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Deglitch time, battery overvoltage",
          "symbol": "tDGL(Bovp)",
          "kind": "timing",
          "unit": "µs",
          "min": null,
          "typ": 176,
          "max": null,
          "conditions": "CE = Low, VIN > 4.4V. V(VBAT) rising from 4.1V to 4.4V to FAULT going low",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal shutdown temperature",
          "symbol": "TJ(OFF)",
          "kind": "electrical",
          "unit": "°C",
          "min": 140,
          "typ": 150,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Thermal shutdown hysteresis",
          "symbol": "TJ(OFF-HYS)",
          "kind": "electrical",
          "unit": "°C",
          "min": null,
          "typ": 20,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Low-level input voltage CE",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": 0,
          "typ": null,
          "max": 0.4,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High-level input voltage CE",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 1.4,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "Low-level input current CE",
          "symbol": "IIL",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "V(/CE) = 0V",
          "source_page": 3,
          "source": "datasheet"
        },
        {
          "name": "High-level input current CE",
          "symbol": "IIH",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 15,
          "conditions": "V(/CE) = 1.8V",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "FAULT output low voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.2,
          "conditions": "ISINK = 5mA",
          "source_page": 4,
          "source": "datasheet"
        },
        {
          "name": "Leakage current, FAULT pin HI-Z",
          "symbol": "Ilkg",
          "kind": "electrical",
          "unit": "µA",
          "min": null,
          "typ": null,
          "max": 10,
          "conditions": "V(/FAULT) = 5V",
          "source_page": 4,
          "source": "datasheet"
        }
      ]
    }
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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