TPS65023BRSBT

Battery Management Overview

The TPS65023BRSBT is a battery management power management IC designed for lithium-ion and lithium-polymer battery-powered systems. It integrates three DC/DC converters and two general-purpose LDOs, along with an RTC LDO. The device operates within a supply voltage range of 2.5 V to 6 V and features a quiescent current of 85 uA. It utilizes a WQFN-40 package and supports I2C communication at speeds up to 400 kHz. The component functions across a temperature range of -40°C to +85°C.

Battery Management Feature Summary

• Integrates three high-efficiency buck converters for processor core, system, and memory power rails.
• Includes two programmable 200mA LDOs and one dedicated 30mA LDO for real-time clock applications.
• Supports dynamic voltage scaling via I2C interface to optimize system power consumption.
• Features low static current operation and thermal shutdown protection for reliable performance.

Battery Management Applications

• Portable digital media players
• Smartphones and mobile phones
• Digital cameras

Battery Management Procurement Notes

Verify the specific suffix BRSBT against the manufacturer datasheet to confirm pinout and electrical characteristics match the design requirements. Ensure compatibility with the target I2C bus speed and check humidity sensitivity level handling during assembly. Confirm that the WQFN-40 footprint aligns with the PCB layout specifications before finalizing procurement.

Battery Management Selection Notes

Select this component when designing single-cell lithium-based portable electronics requiring multiple regulated voltage rails. It is suitable for applications needing integrated power sequencing and dynamic voltage adjustment. Consider the WQFN-40 package size constraints and the requirement for I2C control logic in the system architecture.

Battery Management Part Context

This part belongs to the TPS65023 family of power management ICs from Texas Instruments. These devices are specifically engineered for handheld and portable applications powered by a single lithium-ion or lithium-polymer cell. The series provides a compact solution for managing power distribution among various system components efficiently.

Battery Management Replacement Considerations

Check the TPS65023BRSBR for alternative packaging options within the same functional family. Verify automotive-grade variants like TPS65023QRSBRQ1 if extended temperature ranges or AEC-Q100 qualification are required for the application.