BQ294712DSGT

Battery Management Overview

The BQ294712DSGT is a lithium-ion protection integrated circuit from Texas Instruments, designed for accurate cell-by-cell voltage monitoring. It operates within a supply voltage range of 3 V to 20 V and supports a maximum output voltage of 30 V. The device features a low operating supply current of 1 uA and provides an output current capability of 4.5 mA. It is housed in an 8-pin WSON package suitable for surface-mount installation. The component functions reliably across an extended temperature range from -40 C to +110 C.

Battery Management Feature Summary

• Provides accurate cell-by-cell voltage monitoring for lithium-ion battery packs
• Features ultra-low operating supply current for enhanced energy efficiency
• Supports high-voltage operation with up to 30 V output capability

Battery Management Applications

• Lithium-ion battery pack protection systems
• Portable electronic devices requiring precise cell monitoring
• Power management ICs for multi-cell battery configurations

Battery Management Procurement Notes

Verify the specific suffix 'DSGT' corresponds to the required tape-and-reel packaging configuration when ordering. Confirm that the WSON-8 package dimensions align with the target PCB footprint. Ensure the selected variant meets the necessary thermal performance requirements for the intended operating environment. Cross-reference the manufacturer part number with official datasheets to confirm functional specifications before integration.

Battery Management Selection Notes

Select this component for applications requiring precise individual cell voltage monitoring rather than total pack voltage sensing. Consider the wide operating temperature range when designing for harsh environments. Evaluate the low standby current benefit for battery-powered systems where power conservation is critical. Ensure the input voltage range matches the battery pack architecture.

Battery Management Part Context

This device belongs to the BQ2947 series of battery protection ICs from Texas Instruments. The series focuses on providing accurate cell-level monitoring capabilities for lithium-based chemistries. The BQ294712 variant specifically targets applications needing robust protection with high voltage tolerance. It complements other family members by offering distinct electrical characteristics suited for specific pack configurations.

Battery Management Replacement Considerations

BQ294712DSGR is a documented alternative package variant within the same product line.