BQ2057WTS

AutoComp Technology for optimized charging
7,947 Effective Inventory

BQ2057WTS

Effective Inventory7,947

AutoComp Technology for optimized charging

  • Manufacturer Part # : BQ2057WTS

  • Package/Case: TSSOP-8

  • Part Status : Restricted Availability

  • Brand: Texas Instruments

  • Product Categories : Battery Chargers

Quality Assurance

Quality Assurance

All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.

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Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

Shipping & Payment

Shipping & Payment

About Shipping

We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.

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About Payment

We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.

If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.

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Service & Packaging

Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

Confirm the return or exchange with our staff.

Maintain the goods in their original condition as received.

Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]

About packaging

Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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BQ2057WTS DataSheet
no-price

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

Rapid Quote

Please submit RFQ for BQ2057WTS or email to us: Email: [email protected], we will contact you in 12 hours.

Details

The wide input voltage range of 4.5V to 28V allows the BQ2057WTS to be versatile and adaptable to various power supply configurations, making it suitable for a wide range of applications. Whether used in consumer electronics, medical devices, or industrial equipment, the BQ2057WTS provides the reliability and performance needed for demanding battery charging and management requirements

BQ2057WTS

Key Features

  • Ideal for Single (4.1 V or 4.2 V) and Dual-Cell(8.2 V or 8.4 V) Li-Ion or Li-Pol Packs Requires Small Number of External Components 0.3 V Dropout Voltage for Minimizing Heat Dissipation Better Than ±1% Voltage Regulation Accuracy With Preset Voltages AutoCompt Dynamic Compensation of Battery Pack’s Internal Impedance to Reduce Charge Time Optional Cell-Temperature Monitoring Before and During Charge  Integrated Voltage and Current Regulation With Programmable Charge-Current and High-orLow-Side Current Sensing Integrated Cell Conditioning forRevivingDeeply Discharged Cellsand Minimizing Heat Dissipation During Initial Stage Of Charge Charge Status Output for Single or Dual LedorHost Processor Interface Automatic Battery-Recharge Feature Charge Termination by Minimum Current Automatic Low-Power Sleep Mode When VCC Is Removed EVMs Available for Quick Evaluation Packaging: 8-Pin SOIC, 8-Pin TSSOP, 8 PinMSOP

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category ! Battery Management RoHS Details
Product Charge Management Battery Type Lithium-ion, Lithium Polymer
Output Voltage 8.4 V Output Current ! 2 A
Operating Supply Voltage ! 4.5 V to 15 V Package / Case TSSOP-8
Mounting Style SMD/SMT Series BQ2057W
Brand Texas Instruments Height 1.15 mm
Length 3 mm Maximum Operating Temperature ! + 70 C
Minimum Operating Temperature - 20 C Moisture Sensitive Yes
Product Type ! Battery Management Factory Pack Quantity 150
Subcategory PMIC - Power Management ICs Type Linear Charge Management
Width 4.4 mm Unit Weight 0.001185 oz

FAQs

What is BQ2057WTS?

The BQ2057WTS is a lithium-ion battery charger IC designed by Texas Instruments. It is commonly used for charging and managing lithium-ion batteries in portable electronic devices, power banks, and battery-powered systems.

How Does BQ2057WTS Work?

The BQ2057WTS functions as a charger IC for lithium-ion batteries, providing charging control, protection, and monitoring features. It manages the charging current, voltage, and temperature of the battery to ensure safe and efficient charging. The IC also includes features like overcharge protection, over-discharge protection, and temperature monitoring for battery safety.

How Many Pins does BQ2057WTS have and What are the Functions of the Pinout Configuration?

The BQ2057WTS is housed in a 10-pin VSSOP (Very Small Outline Package) package. The pinout configuration includes:

  • VBAT: Battery voltage input pin.
  • VSYS: System voltage input pin.
  • VSS: Ground pin.
  • SCL, SDA: I2C interface pins for communication.
  • PROG: Programming pin for setting charge parameters.
  • TS: Temperature sensor input pin.
  • INT: Interrupt output pin.

What are the Pros and Cons of BQ2057WTS?

Pros:

  • Integrated Protection: Offers overcharge and over-discharge protection for battery safety.
  • Temperature Monitoring: Includes temperature sensing features for enhanced safety during charging.
  • Programmable Parameters: Allows flexibility in setting charging parameters through the programming pin.
  • Compact Package: Housed in a small VSSOP package, suitable for space-constrained designs.
  • Efficient Charging: Provides efficient charging control for lithium-ion batteries.

Cons:

  • Complexity: Requires understanding of battery charging principles for optimal use.
  • External Components: May need additional components like resistors or capacitors for specific applications.
  • Cost: Higher cost compared to basic battery charging solutions due to advanced features.

Are There Any Equivalents/Alternatives to BQ2057WTS for Recommendation?

  • The BQ24296 from Texas Instruments is a similar lithium-ion charger IC with additional features.
  • Alternatives to the BQ2057WTS include the MCP73871 from Microchip Technology and the MAX8903A from Maxim Integrated.

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