• packageimg
packageimg

BQ2057WSNTR

8-Pin SOIC Package

Quantity Unit Price(USD) Ext. Price
100 $5.344 $534.40
30 $5.796 $173.88
10 $7.183 $71.83
1 $8.068 $8.07

Inventory:9,668

*The price is for reference only.
  • 90-day after-sales guarantee
  • 365 Days Quality Guarantee
  • Genuine Product Guarantee
  • 7*24 hours service quarantee

Rapid Quote

Submit your quote request for BQ2057WSNTR using this form.You can also reach us via email at Email: [email protected], and we will respond within 12 hours.

Overview of BQ2057WSNTR

The BQ2057WSNTR is a lithium-ion battery pack manager IC designed for use in portable and handheld devices. It provides accurate monitoring, protection, and fuel gauging for single-cell lithium-ion battery packs, making it ideal for applications such as smartphones, tablets, and portable consumer electronics.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • TS: Top-Side Temperature Input
  • VSS: Ground
  • VC: Voltage Connector
  • TS: Top-Side Temperature Input
  • VO: Voltage Output
  • PRE: Input for Battery Preconditioning
  • CE: Chip Enable
  • TS: Top-Side Temperature Input
  • VO: Voltage Output
  • VO: Voltage Output
  • GND: Ground

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the BQ2057WSNTR IC for a visual representation.

Key Features

  • Fuel Gauging: Accurately measures battery capacity and reports remaining capacity and battery voltage.
  • Temperature Sensing: Provides temperature measurement and thermal protection for safe battery operation.
  • Overvoltage and Undervoltage Protection: Safeguards the battery pack from voltage extremes to prevent damage.
  • Integrated Preconditioning: Supports battery pack preconditioning for optimal performance and longevity.
  • Small Form Factor: Available in a compact package suitable for space-constrained applications.

Note: For detailed technical specifications, please refer to the BQ2057WSNTR datasheet.

Application

  • Smartphones and Tablets: Suitable for managing lithium-ion battery packs in portable electronic devices.
  • Portable Consumer Electronics: Ideal for battery management in devices such as digital cameras and portable media players.
  • Handheld Medical Devices: Used in medical devices requiring reliable and accurate battery monitoring and protection.

Functionality

The BQ2057WSNTR provides comprehensive management of single-cell lithium-ion battery packs, offering accurate monitoring, protection, and fuel gauging to ensure safe and reliable operation in portable and handheld devices.

Usage Guide

  • Power Supply: Connect the voltage and ground pins (VC and GND) to the battery pack's power terminals.
  • Temperature Sensing: Connect the temperature inputs to the battery for accurate temperature monitoring.
  • Chip Enable: Use the CE pin to enable or disable the battery management functions as needed.

Frequently Asked Questions

Q: Can the BQ2057WSNTR be used with multi-cell battery packs?
A: No, the BQ2057WSNTR is designed specifically for single-cell lithium-ion battery pack management. For multi-cell applications, consider other suitable battery management ICs.

Equivalent

For similar functionalities, consider these alternatives to the BQ2057WSNTR:

  • BQ27541G4: Offers similar functionality for single-cell battery pack management with extended features.
  • BQ2060: Provides comprehensive battery management capabilities for single-cell lithium-ion battery packs.

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 SOIC-8
Mounting Style SMD/SMT Series BQ2057W
Brand Texas Instruments Height 1.58 mm
Length 4.9 mm Maximum Operating Temperature + 70 C
Minimum Operating Temperature - 20 C Product Type Battery Management
Factory Pack Quantity 2500 Subcategory PMIC - Power Management ICs
Type Linear Charge Management Width 3.91 mm
Unit Weight 0.002677 oz

Warranty & Returns

Warranty, Returns, and Additional Information

  • QA & Return Policy ?

    Parts Quality Guarantee: 365 days

    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

  • Shipping and Package ?

    Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.

    Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.

  • Payment ?

    For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.

    If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.