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HomeProductsIntegrated Circuits (ICs)PMIC - Battery ChargersBQ2057CTSTR
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BQ2057CTSTR - Texas Instruments

Manufacturer Part Number
BQ2057CTSTR
Manufacturer
Texas Instruments
Allelco Part Number
32D-BQ2057CTSTR
ECAD Model
Parts Description
IC BATT CHG LI-ION 1CELL 8TSSOP
Package
8-TSSOP (0.173', 4.40mm Width)
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
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Specifications

BQ2057CTSTR Tech Specifications
Texas Instruments - BQ2057CTSTR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - BQ2057CTSTR

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 1  
Product Attribute Attribute Value  
Mounting Type Surface Mount  
Interface -  
Fault Protection -  
Current - Charging Constant - Programmable  
Charge Current - Max -  
Battery Pack Voltage 4.2V  
Battery Chemistry Lithium Ion/Polymer  
Base Product Number BQ2057  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 2 (1 Year)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

BQ2057CTSTR

Manufacturer

Texas Instruments

Introduction

Integrated circuit (IC) for battery charging

Designed for Li-ion/Li-polymer battery packs

Product Features and Performance

Constant-current, constant-voltage battery charging

Programmable charging current and voltage

Automatic charge termination

Protection against overcharge, overtemperature, and reverse polarity

High efficiency and low power consumption

Product Advantages

Precise and efficient battery charging

Comprehensive safety features

Easy to integrate into battery-powered devices

Key Technical Parameters

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

Supply voltage: Up to 15V

Charging voltage: 4.2V

Supports single-cell Li-ion/Li-polymer batteries

Quality and Safety Features

RoHS3 compliant

Overcharge, overtemperature, and reverse polarity protection

Meets safety and regulatory requirements

Compatibility

Suitable for a wide range of battery-powered devices

Application Areas

Portable electronics

Wearable devices

Power tools

E-bikes and scooters

Product Lifecycle

Currently in production

No plans for discontinuation

Replacement or upgrade options available from Texas Instruments

Key Reasons to Choose This Product

Reliable and efficient battery charging

Comprehensive safety features for battery protection

Easy integration into battery-powered designs

Proven performance and quality from Texas Instruments

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments BQ2057CTSTR

Product Attribute BQ2057CTSTR BQ2057SN BQ2057CSNTRG4 BQ2057PDGKR
Part Number BQ2057CTSTR BQ2057SN BQ2057CSNTRG4 BQ2057PDGKR
Manufacturer Texas Instruments Benchmarq Texas Instruments Texas Instruments
Battery Chemistry Lithium Ion/Polymer Lithium Ion/Polymer Lithium Ion/Polymer Lithium Ion/Polymer
Package / Case 8-TSSOP (0.173', 4.40mm Width) 8-SOIC (0.154", 3.90mm Width) 8-SOIC (0.154", 3.90mm Width) 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Battery Pack Voltage 4.2V 4.1V 4.2V 4.1V
Package Tape & Reel (TR) Bulk - Tape & Reel (TR)
Charge Current - Max - - - -
Current - Charging Constant - Programmable Constant - Programmable Constant - Programmable Constant - Programmable
Programmable Features Current Current Current Current
Voltage - Supply (Max) 15V 15V 15V 15V
Fault Protection - - - -
Number of Cells 1 1 1 1
Operating Temperature -20°C ~ 70°C (TA) -20°C ~ 70°C (TA) -20°C ~ 70°C (TA) -20°C ~ 70°C (TA)
Series - - - -
Supplier Device Package 8-TSSOP 8-SOIC 8-SOIC 8-VSSOP
Base Product Number BQ2057 BQ2057 - BQ2057
Mounting Type Surface Mount Surface Mount - Surface Mount
Interface - - - -

BQ2057CTSTR Datasheet PDF

Download BQ2057CTSTR pdf datasheets and Texas Instruments documentation for BQ2057CTSTR - 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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BQ2057CTSTR Image

BQ2057CTSTR

Texas Instruments
32D-BQ2057CTSTR

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