DS2731E+

Battery Management Overview

The DS2731E+ is a battery management integrated circuit designed for lithium-ion single-cell applications. It functions as a cache-memory battery-backup management IC, providing charge management capabilities. The device operates within a supply voltage range of 2.7 V to 5 V and supports output voltages between 3.8 V and 4.6 V. It features a maximum operating current of 450 mA and is housed in a TSSOP-28 surface-mount package. The component is rated for an industrial temperature range from -20°C to +70°C.

Battery Management Feature Summary

• Integrates cache memory functionality for battery backup management
• Supports lithium-ion single-cell charge management
• Operates with low power consumption suitable for portable systems

Battery Management Applications

• Lithium-ion battery backup systems
• Portable electronic devices requiring cell monitoring
• Cache-memory battery management circuits

Battery Management Procurement Notes

Verify availability status carefully, as the component may be subject to limited supply or discontinuation. Confirm RoHS compliance details through official documentation before integration. Ensure the specific suffix matches design requirements. Check for obsolescence notices from Analog Devices to mitigate long-term sourcing risks.

Battery Management Selection Notes

Select this component for single-cell lithium-ion applications requiring integrated memory management. Verify that the TSSOP-28 package fits the PCB layout constraints. Ensure the operating voltage range aligns with the system's power supply. Consider thermal performance within the specified -20°C to +70°C range for the target environment.

Battery Management Part Context

The DS2731E+ belongs to the Maxim Integrated battery management portfolio, specifically targeting lithium-ion cells. It combines charge management with non-volatile memory storage to maintain battery state information. This integration simplifies system design by reducing external component count compared to discrete solutions.

Battery Management Replacement Considerations

No public confirmed substitute part numbers are available in the provided data.