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BQ27520YZFT-G3 - Texas Instruments

Description: Texas Instruments BQ27520YZFT-G3, Battery Fuel Gauge IC, 2.7 → 4.5 V 15-Pin, DSBGA

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BQ27520YZFT-G3 - Texas Instruments - PCB symbol
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BQ27520YZFT-G3 - Texas Instruments PCB footprint - BGA - BGA - YZF0015-1
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BQ27520YZFT-G3 - Texas Instruments - 3D model - BGA - YZF0015-1
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BQ27520YZFT-G3 Details

  • Manufacturer Part Number:

    BQ27520YZFT-G3

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    BGA

  • Package Description:

    DSBGA-15

  • Pin Count:

    15

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    BATTERY GAUGE

  • JESD-30 Code:

    R-PBGA-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:

    PLASTIC/EPOXY

  • 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):

    2.7 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

BQ27520YZFT-G3 Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the datasheet, but it's also recommended to follow the guidelines in the 'Battery Fuel Gauge Design Guide' (SLUA533) and the 'PCB Layout Guidelines for the BQ275x0 Family' (SLUA534) application notes.
  • The BQ27520YZFT-G3 has a built-in calibration mechanism. Refer to the 'BQ27520YZFT-G3 Fuel Gauge Calibration Guide' (SLUA535) application note for a step-by-step calibration procedure.
  • The accuracy of the fuel gauge depends on various factors, including the battery type, age, and health. According to the datasheet, the typical accuracy is ±5% over the entire SOC range, but this can be improved with calibration and compensation techniques.
  • The BQ27520YZFT-G3 is optimized for lithium-ion batteries, but it can be used with other battery chemistries with some modifications. Consult the 'BQ275x0 Fuel Gauge for Non-Lithium-Ion Batteries' (SLUA536) application note for guidance on adapting the fuel gauge to other battery types.
  • The BQ27520YZFT-G3 does not have built-in balancing capabilities, but it can be used in conjunction with external balancing circuits. Refer to the 'Battery Pack Balancing Using the BQ275x0' (SLUA537) application note for more information.

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BQ27520YZFT-G3 Overview

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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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