DS2770BE+025/T&R

Battery Management Overview

The DS2770BE+025/T&R is a multi-function battery controller IC designed for lithium-ion, lithium-polymer, and NiMH battery packs. It integrates a charge controller, coulomb counter, and protection circuitry within a single package. The device operates with an integrated 25mΩ FET driver and supports standalone or host-controlled configurations. It provides comprehensive monitoring of cell voltage, current, and temperature to ensure safe operation and accurate state-of-charge estimation.

Battery Management Feature Summary

• Integrates charge control, coulomb counting, and protection functions
• Supports multiple battery chemistries including Li-ion and NiMH
• Features built-in 25mΩ FET driver for efficient power management

Battery Management Applications

• Lithium-ion battery pack management
• Lithium-polymer battery monitoring systems
• NiMH battery pack controllers

Battery Management Procurement Notes

Verify component authenticity through authorized distributors due to discontinued status. Confirm package integrity and pin alignment upon receipt. Check datasheet revisions for any functional updates. Ensure storage conditions meet manufacturer specifications to prevent degradation. Validate compatibility with existing system firmware before integration.

Battery Management Selection Notes

Select this component for applications requiring integrated battery management in compact designs. Consider the 16-TSSOP package for surface-mount assembly constraints. Evaluate thermal performance requirements given the integrated FET driver. Verify interface compatibility with host microcontrollers for data communication. Assess battery chemistry support against specific cell types used in the design.

Battery Management Part Context

This part belongs to the DS2770 series of multi-function battery controllers from Maxim Integrated, now part of Analog Devices. The series targets portable electronics and industrial applications needing reliable battery monitoring. The BE suffix indicates specific operating temperature and packaging variants within the product line.

Battery Management Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Analog Devices resources for legacy component cross-references.