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BQ2057WSNTRG4 - Texas Instruments

Description: Linear Charge Management Li-Ion/Li-Pol 2000mA 8.4V 8-Pin SOIC T/R

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BQ2057WSNTRG4 - Texas Instruments - PCB symbol
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BQ2057WSNTRG4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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BQ2057WSNTRG4 - Texas Instruments - 3D model - Small Outline Packages - D0008A
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BQ2057WSNTRG4 Details

  • Manufacturer Part Number:

    BQ2057WSNTRG4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    GREEN, PLASTIC, MS-012AA, SOIC-8

  • Pin Count:

    8

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • 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:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • 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:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 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:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

BQ2057WSNTRG4 Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. The device should be placed near the battery, and the input and output capacitors should be placed close to the device. A thermal pad should be connected to a solid ground plane to dissipate heat.
  • The BQ2057WSNTRG4 has a programmable charge voltage and termination current. The device should be configured based on the specific battery chemistry and capacity. Consult the battery manufacturer's datasheet for recommended charge voltage and termination current values.
  • The BQ2057WSNTRG4 is rated for operation from -40°C to 85°C. However, the device's performance and reliability may be affected at extreme temperatures. Ensure proper thermal design and heat dissipation to maintain optimal performance.
  • The BQ2057WSNTRG4 is designed for 1-cell Li-Ion batteries. However, it can be used with other battery chemistries and voltage ratings with proper configuration and external component selection. Consult the datasheet and application notes for guidance on using the device with different battery types.
  • Consult the datasheet and application notes for troubleshooting guidelines. Check the device's status pins, such as the charge status and fault pins, to diagnose issues. Verify the PCB layout, component selection, and battery configuration to ensure they meet the device's requirements.

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BQ2057WSNTRG4 Overview

Use the download button to access the BQ2057WSNTRG4 schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like BQ205, 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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BQ2057WSNTRG4 Alternates

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Part Image BQ2057WSNTR Texas Instruments

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Part Image BQ2057TSN Rochester Electronics LLC

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Part Image BQ2057CSNTR Rochester Electronics LLC

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Part Image BQ2057CSN Unitrode Corporation

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Part Image BQ2057TSNTRG4 Texas Instruments

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For a full list of alternate parts for BQ2057WSNTRG4, check out Findchips.com