BQ25723RSNR

Battery Chargers Overview

The BQ25723RSNR is an I2C-controlled, single-cell narrow VDC buck-boost battery charge controller manufactured by Texas Instruments. It integrates a system power monitor and processor hot indicator to optimize power distribution between the input source and the battery. The device supports lithium-ion/polymer chemistries and operates with an input voltage range of 3.5V to 26V. It provides programmable output voltages from 1V to 19.2V and delivers up to 8A of output current. The component functions as a non-volatile DC (NVDC) charger, ensuring seamless system operation during power transitions.

Battery Chargers Feature Summary

• Integrates a system power monitor for precise input power management and load prioritization
• Includes a processor hot indicator to detect thermal anomalies on the host CPU
• Supports NVDC architecture for uninterrupted system power during charging events
• Features I2C interface for comprehensive configuration and status monitoring

Battery Chargers Applications

• Single-cell laptop and notebook computer battery charging systems
• Portable computing devices requiring integrated power path management
• Industrial equipment utilizing single-cell lithium-ion battery packs
• IoT gateways and edge computing nodes with strict power budgeting

Battery Chargers Procurement Notes

Verify the specific suffix 'RSNR' against the official Texas Instruments datasheet to confirm package type and tape-and-reel specifications. Ensure the procurement matches the exact part number variant, as suffixes define physical packaging and handling requirements. Cross-reference the manufacturer's ordering information to validate availability and compliance with RoHS standards before finalizing acquisition.

Battery Chargers Selection Notes

Select this component for applications requiring a single-cell battery solution with integrated system power monitoring capabilities. It is suitable for designs where input power must be dynamically shared between the system load and the battery without interruption. Consider its I2C interface for digital control needs and verify that the 8A output current meets the peak load requirements of the target electronic device.

Battery Chargers Part Context

The BQ25723 belongs to Texas Instruments' family of narrow VDC buck-boost charge controllers designed for portable electronics. It complements other multi-cell solutions like the BQ25773 by focusing on single-cell architectures. This series emphasizes efficient power path management and thermal protection, serving as a core power management IC for modern mobile and embedded computing platforms.

Battery Chargers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Evaluate cross-compatibility with related models such as the BQ25720 or BQ25703 only if their pinouts and electrical characteristics align with the design requirements.