BQ24314DSJR

Battery Management Overview

The BQ24314DSJR is a highly integrated battery charge controller designed for single-cell lithium-ion and lithium-polymer battery packs. It provides overvoltage and overcurrent protection with a maximum input voltage of 30V and an output overvoltage protection threshold of 5.85V. The device operates within a temperature range of -40°C to +85°C and is housed in a 12-VSON (4x3) package.

Battery Management Feature Summary

• Provides comprehensive overvoltage and overcurrent protection for single-cell lithium-ion and lithium-polymer batteries
• Integrates charger front-end functionality with high input voltage tolerance up to 30V
• Features a compact 12-VSON package suitable for space-constrained portable applications

Battery Management Applications

• Single-cell lithium-ion battery pack protection
• Lithium-polymer battery management systems
• Portable electronic devices requiring integrated charge control

Battery Management Procurement Notes

Verify the specific suffix DSJR corresponds to the 12-VSON (4x3) package and -40°C to +85°C operating temperature range. Confirm that the component is sourced from authorized Texas Instruments distributors to ensure authenticity. Check for RoHS compliance status as indicated in official documentation before procurement.

Battery Management Selection Notes

Select this component when designing circuits for single-cell Li-ion or Li-Po batteries requiring integrated protection and charging front-end capabilities. Ensure the application environment stays within the specified -40°C to +85°C operating temperature range. Verify that the 30V maximum input voltage rating aligns with the system's power supply constraints.

Battery Management Part Context

This part belongs to the BQ24314 family of battery management ICs from Texas Instruments. It serves as a specialized solution for protecting and managing single-cell lithium-based batteries, combining protection logic with charger interface functions in a small form factor.

Battery Management Replacement Considerations

BQ24314DSGR and BQ24314ADSGRG4 are related parts within the same family but may differ in package type or extended temperature ranges. Verify pin compatibility and electrical specifications against the original design requirements before substitution.