BQ29704DSET

Battery Management Overview

The BQ29704DSET is a cost-effective voltage and current protection integrated circuit designed for single-cell Lithium-ion and Lithium-polymer batteries. Manufactured by Texas Instruments, it operates within a supply voltage range of 4.5 V to 7 V and features a quiescent operating current of 4 uA. The device provides second-level protection with an output voltage of 28 V and an output current capability of 5.5 uA. It is housed in a compact WSON-6 package suitable for surface mount installation.

Battery Management Feature Summary

• Provides integrated voltage and current protection for single-cell Li-Ion and Li-Polymer batteries
• Operates with ultra-low quiescent current to minimize battery drain during standby
• Designed as a secondary protection layer to enhance system safety

Battery Management Applications

• Single-cell lithium-ion battery packs requiring secondary protection
• Lithium-polymer battery management systems
• Portable electronic devices with strict power consumption constraints

Battery Management Procurement Notes

Verify the specific suffix DSET against the manufacturer's latest datasheet to confirm tape and reel packaging specifications. Ensure compatibility with the target application's voltage requirements and thermal conditions before finalizing procurement orders.

Battery Management Selection Notes

Select this component when designing for single-cell lithium chemistry applications that require dedicated secondary protection. Consider the WSON-6 footprint for space-constrained designs and evaluate the low quiescent current benefits for battery-powered longevity.

Battery Management Part Context

This part belongs to the BQ297xx series from Texas Instruments, which focuses on cost-effective protection solutions. It serves as a specialized battery management IC distinct from primary protection circuits, offering a dedicated layer of safety monitoring for portable energy storage systems.

Battery Management Replacement Considerations

Consult official substitution lists for equivalent protection ICs within the same family or alternative manufacturers offering similar WSON-6 packages and voltage ratings.