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BQ20Z45DBTR-R1 - Texas Instruments

Description: Gas Guage with Impedance Track

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BQ20Z45DBTR-R1 - Texas Instruments - PCB symbol
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PCB Footprints
BQ20Z45DBTR-R1 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DBT(R-PDSO-G38)
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BQ20Z45DBTR-R1 - Texas Instruments - 3D model - Small Outline Packages - DBT(R-PDSO-G38)
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BQ20Z45DBTR-R1 Details

  • Manufacturer Part Number:

    BQ20Z45DBTR-R1

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TSSOP

  • Package Description:

    TSSOP-38

  • Pin Count:

    38

  • 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-G38

  • JESD-609 Code:

    e4

  • Length:

    9.7 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    38

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP38,.25,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • 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

BQ20Z45DBTR-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 application note 'Battery Fuel Gauges: PCB Layout Guidelines' (SLUA443) for optimal performance.
  • Calibration is not required for the BQ20Z45DBTR-R1, as it is a pre-calibrated device. However, it's recommended to perform a 'Learn Cycle' to adapt the fuel gauge to the specific battery characteristics.
  • The accuracy of the SOC measurement depends on various factors, including the battery type, age, and health. Typically, the accuracy is within ±5% for most battery types, but it's recommended to consult the datasheet and application notes for more information.
  • The BQ20Z45DBTR-R1 is optimized for lithium-ion batteries, but it can be used with other battery chemistries with some limitations. Consult the datasheet and application notes for guidance on using the device with other battery types.
  • The BQ20Z45DBTR-R1 communicates through an I2C interface. Consult the datasheet for the communication protocol and timing diagrams. Additionally, Texas Instruments provides example code and application notes to help with the interface implementation.

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BQ20Z45DBTR-R1 Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like BQ20Z, 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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