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BQ2057TTSTRG4 - Texas Instruments

Description: Battery Management Li-Ion LDO Linear Charge Management IC

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BQ2057TTSTRG4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW0008A
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BQ2057TTSTRG4 - Texas Instruments  - 3D model - Small Outline Packages - PW0008A
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BQ2057TTSTRG4 Details

  • Manufacturer Part Number:

    BQ2057TTSTRG4

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    TSSOP-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    LINEAR BATTERY CHARGER

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.4 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Operating Temperature-Min:

    -20 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP8,.25

  • 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 Current-Max (Isup):

    4 mA

  • Supply Voltage-Max (Vsup):

    15 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    OTHER

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

BQ2057TTSTRG4 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 Management Unit (BMU) Layout Guidelines' (SLUA443) for optimal performance and thermal management.
  • The BQ2057TTSTRG4 fuel gauge can be calibrated using the TI-provided software tool, 'Battery Management Studio' (BMS). The tool allows you to configure and calibrate the fuel gauge, as well as monitor battery performance.
  • The BQ2057TTSTRG4 can handle charging currents up to 2A, but the maximum charging current is dependent on the specific battery chemistry and design. It's recommended to consult the datasheet and application notes for specific guidance on charging current limitations.
  • Yes, the BQ2057TTSTRG4 is designed to be compatible with multiple battery chemistries, including Li-ion, Li-polymer, and NiMH. However, the specific configuration and calibration may vary depending on the battery chemistry used.
  • The BQ2057TTSTRG4 has built-in battery protection features, including overcharge protection, over-discharge protection, and short-circuit protection. It also has a thermal monitoring feature to prevent overheating. Additionally, the device has a safety certification from UL (Underwriters Laboratories) and IEC (International Electrotechnical Commission).

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BQ2057TTSTRG4 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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