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HomeProductsIntegrated Circuits (ICs)PMIC - Battery ChargersBQ2057WTSTR
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BQ2057WTSTR - Texas Instruments

Manufacturer Part Number
BQ2057WTSTR
Manufacturer
Texas Instruments
Allelco Part Number
32D-BQ2057WTSTR
ECAD Model
Parts Description
IC BATT CHG LI-ION 2CELL 8TSSOP
Detailed Description
Package
8-TSSOP (0.173', 4.40mm Width)
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
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Specifications

BQ2057WTSTR Tech Specifications
Texas Instruments - BQ2057WTSTR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - BQ2057WTSTR

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply (Max) 15V  
Supplier Device Package 8-TSSOP  
Series -  
Programmable Features Current  
Package / Case 8-TSSOP (0.173', 4.40mm Width)  
Package Tape & Reel (TR)  
Operating Temperature -20°C ~ 70°C (TA)  
Number of Cells 2  
Product Attribute Attribute Value  
Mounting Type Surface Mount  
Interface -  
Fault Protection -  
Current - Charging Constant - Programmable  
Charge Current - Max -  
Battery Pack Voltage 8.4V  
Battery Chemistry Lithium Ion/Polymer  
Base Product Number BQ2057  

Parts Introduction

Manufacturer Part Number

BQ2057WTSTR

Manufacturer

Texas Instruments

Introduction

Integrated circuit for power management, specifically designed for lithium-ion or lithium polymer battery charging

Product Features and Performance

Advanced linear charge management for lithium batteries

Dual-cell support with a specific configuration for lithium-ion or polymer chemistries

Programmable constant charging current

Surface mount TSSOP-8 package ideal for compact PCB designs

Product Advantages

Utilizes advanced technology from Texas Instruments

Efficient charge management extends battery life

Designed for ease of integration into various systems

Key Technical Parameters

Supports 2 lithium-ion/polymer cells

Battery pack voltage: 8.4V

Voltage supply (max): 15V

Operating temperature range: -20°C to 70°C

Current charging: constant and programmable

Quality and Safety Features

Built with Texas Instruments' high-quality standards

Includes over-temperature protection for safety

Compatibility

Compatible with lithium-ion and lithium polymer battery chemistries

Application Areas

Portable electronic devices

Battery-powered equipment

Handheld devices

Product Lifecycle

Obsolete status

Check with Texas Instruments for replacement or upgrade options

Several Key Reasons to Choose This Product

Made by Texas Instruments, a leader in semiconductor solutions

Optimized for efficient energy management in battery-powered applications

Easy to program for desired charging current profiles

Supports popular lithium-ion and lithium polymer battery configurations

Enhances the reliability and lifetime of battery cells

Provided in a compact, surface-mount package suitable for space-constrained designs

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments BQ2057WTSTR

Product Attribute BQ2057WTSTR BQ2057WSNTRG4 BQ2057WTS BQ2057WSNTR
Part Number BQ2057WTSTR BQ2057WSNTRG4 BQ2057WTS BQ2057WSNTR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Package / Case 8-TSSOP (0.173', 4.40mm Width) 8-SOIC (0.154', 3.90mm Width) 8-TSSOP (0.173', 4.40mm Width) 8-SOIC (0.154", 3.90mm Width)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Number of Cells 2 2 2 2
Voltage - Supply (Max) 15V 15V 15V 15V
Base Product Number BQ2057 BQ2057 BQ2057 BQ2057
Interface - - - -
Charge Current - Max - - - -
Operating Temperature -20°C ~ 70°C (TA) -20°C ~ 70°C (TA) -20°C ~ 70°C (TA) -20°C ~ 70°C (TA)
Package Tape & Reel (TR) Tape & Reel (TR) Tube Tape & Reel (TR)
Fault Protection - - - -
Battery Pack Voltage 8.4V 8.4V 8.4V 8.4V
Supplier Device Package 8-TSSOP 8-SOIC 8-TSSOP 8-SOIC
Battery Chemistry Lithium Ion/Polymer Lithium Ion/Polymer Lithium Ion/Polymer Lithium Ion/Polymer
Current - Charging Constant - Programmable Constant - Programmable Constant - Programmable Constant - Programmable
Series - - - -
Programmable Features Current Current Current Current

BQ2057WTSTR Datasheet PDF

Download BQ2057WTSTR pdf datasheets and Texas Instruments documentation for BQ2057WTSTR - Texas Instruments.

PCN Design/Specification
Design 22/Feb/2022.pdf BQ2057x Datasheet 04/Jan/2023.pdf
HTML Datasheet
Cylindrical Battery Holders.pdf

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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BQ2057WTSTR Image

BQ2057WTSTR

Texas Instruments
32D-BQ2057WTSTR

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