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BQ20Z655DBT-R1 - Texas Instruments

Description: SBS 1.1 Compliant Gas Gauge with LED/LCD Drive feature and Impedance Track™ Technology

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BQ20Z655DBT-R1 - Texas Instruments - PCB symbol
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BQ20Z655DBT-R1 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DBT0044A
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BQ20Z655DBT-R1 - Texas Instruments - 3D model - Small Outline Packages - DBT0044A
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BQ20Z655DBT-R1 Details

  • Manufacturer Part Number:

    BQ20Z655DBT-R1

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TSSOP

  • Package Description:

    TSSOP-44

  • Pin Count:

    44

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Adjustable Threshold:

    NO

  • Analog IC - Other Type:

    BATTERY GAUGE

  • JESD-30 Code:

    R-PDSO-G44

  • JESD-609 Code:

    e4

  • Length:

    11.15 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    44

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP44,.25,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    250

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Voltage-Max (Vsup):

    25 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    14 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

BQ20Z655DBT-R1 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 TI application note 'Battery Fuel Gauge Design Guide' (SLUA443) for optimal performance.
  • Calibration involves learning the battery's characteristics. TI provides a calibration guide in the datasheet, and also recommends using the TI-provided software tools, such as the 'Battery Fuel Gauge Calibration Tool' (SLUUAC3), to simplify the process.
  • The BQ20Z655DBT-R1 is designed to handle up to 500 charge/discharge cycles without compromising accuracy. However, this may vary depending on the specific battery chemistry and usage patterns.
  • Yes, the BQ20Z655DBT-R1 is designed to be compatible with various battery chemistries, including Li-ion, NiMH, and Lead-Acid. However, the calibration process may need to be adjusted depending on the specific battery chemistry used.
  • The BQ20Z655DBT-R1 has built-in algorithms to compensate for battery aging and capacity loss. It continuously monitors the battery's state of health and adjusts its calculations accordingly. However, it's still important to periodically recalibrate the device to ensure optimal accuracy.

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BQ20Z655DBT-R1 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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