MAX1789EUI+CBH

Overview

The MAX1789EUI+CBH is a smart battery management integrated circuit manufactured by Analog Devices Inc./Maxim Integrated. It is designed for monitoring and managing multi-cell lithium-ion or lithium-polymer battery packs in portable electronic devices. The component integrates high-precision voltage measurement, temperature sensing, and communication interfaces to ensure safe and efficient battery operation within complex power systems.

Feature Summary

• Integrates precise cell voltage monitoring capabilities for accurate state-of-charge estimation
• Includes internal temperature sensors for thermal protection and management
• Supports digital communication protocols for system integration and configuration

Applications

• Portable consumer electronics battery packs
• Medical device power management systems
• Industrial equipment battery modules

Procurement Notes

Verify the exact suffix CBH against official Analog Devices documentation to confirm specific tape-and-reel packaging or variant specifications. Ensure compatibility with existing board layouts and firmware drivers before procurement. Confirm current availability status as product lifecycles may change without notice.

Selection Notes

Select this component when a compact solution for multi-cell battery monitoring is required. It is suitable for applications needing integrated voltage and temperature sensing with digital interface capabilities. Evaluate pinout compatibility and software support requirements during the design phase.

Part Context

This part belongs to the Maxim Integrated battery management family, now under Analog Devices. These ICs are widely used in portable devices requiring reliable power source monitoring. The MAX1789 series specifically targets applications needing robust cell balancing and safety features in a small form factor.

Replacement Considerations

Check for direct pin-to-pin replacements within the MAX178x series. Verify functional equivalence regarding voltage ranges and communication protocols. Consult official substitution guides for any updated versions or alternative packages.