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BQ27531YZFR-G1 - Texas Instruments

Description: Battery Management Unit Impedance Track Fuel (Gas) Gauge for bq2419x Charger Controller

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BQ27531YZFR-G1 - Texas Instruments - PCB symbol
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BQ27531YZFR-G1 - Texas Instruments PCB footprint - BGA - BGA - YZF0015-1
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BQ27531YZFR-G1 - Texas Instruments - 3D model - BGA - YZF0015-1
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BQ27531YZFR-G1 Details

  • Manufacturer Part Number:

    BQ27531YZFR-G1

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    BATTERY GAUGE

  • JESD-30 Code:

    R-XBGA-B15

  • JESD-609 Code:

    e1

  • Length:

    2.61 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    15

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    VFBGA

  • Package Equivalence Code:

    BGA15,3X5,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.625 mm

  • Supply Voltage-Max (Vsup):

    4.5 V

  • Supply Voltage-Min (Vsup):

    2.8 V

  • Supply Voltage-Nom (Vsup):

    3.6 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Tin/Silver/Copper (Sn/Ag/Cu)

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    BOTTOM

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    1.956 mm

BQ27531YZFR-G1 Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate layer for the fuel gauge circuitry is recommended. Keep the sense resistors close to the battery and use a Kelvin connection to minimize errors.
  • Use the TI-provided calibration software and follow the application note (SLUA533) guidelines to calibrate the fuel gauge for your specific battery. You may need to perform multiple iterations of calibration to achieve optimal results.
  • The BQ27531YZFR-G1 can accurately track up to 512 charge/discharge cycles. If your application requires more, consider using an external cycle counter or a different fuel gauge IC.
  • Yes, but you'll need to ensure that each cell is balanced and has a similar state of charge. You may need to add additional circuitry to balance the cells and ensure accurate fuel gauge measurements.
  • Use the fuel gauge's built-in compensation features, such as the 'Learn' mode, to improve accuracy. You can also implement additional software-based compensation algorithms to correct for errors at extreme SOC levels.

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BQ27531YZFR-G1 Overview

Use the download button to access the BQ27531YZFR-G1 schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like BQ275, or try a keyword search, such as Power Management Circuits

About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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