MAX17140ETL+

LED Driver IC Overview

The MAX17140ETL+ is a 12-channel battery sensor IC from Analog Devices, designed for monitoring multiple cells in series. It integrates an SMBus interface for ladder configuration and communication. The device provides precise voltage and temperature sensing capabilities essential for battery management systems. Packaged in a TQFN format, it supports industrial operating temperatures. This component facilitates accurate state-of-charge estimation and cell balancing control in multi-cell battery packs.

LED Driver IC Feature Summary

• Integrates twelve independent channel inputs for simultaneous cell voltage monitoring
• Includes built-in temperature sensing elements for thermal management
• Features standard SMBus digital interface for system communication
• Supports daisy-chained ladder configurations for scalable pack architectures

LED Driver IC Applications

• Multi-cell lithium-ion battery pack monitoring
• Electric vehicle traction battery management systems
• Uninterruptible power supply (UPS) cell balancing
• Portable energy storage system health monitoring

LED Driver IC Procurement Notes

Verify the exact suffix designation as distributors may list variations without functional differences. Confirm RoHS compliance status through official documentation before integration. Check current lifecycle status as this part may be discontinued or subject to limited availability. Ensure the specific package variant matches your PCB footprint requirements. Validate that the SMBus protocol version aligns with your host controller specifications.

LED Driver IC Selection Notes

Select this component when twelve discrete channels are required within a single integrated circuit. Consider the SMBus interface compatibility with your existing microcontroller or battery management unit. Evaluate the thermal performance requirements against the specified operating temperature range. Assess the physical space constraints relative to the TQFN package dimensions. Verify that the accuracy specifications meet the precision needs of your battery application.

LED Driver IC Part Context

This device belongs to the Maxim Integrated battery management family, focusing on high-channel-count sensing solutions. It complements other components like fuel gauges and protection switches in complete battery management systems. The design targets applications requiring centralized monitoring of large battery arrays. It represents a specialized solution for complex pack topologies rather than simple single-cell applications.

LED Driver IC Replacement Considerations

Check for direct pin-to-pin replacements within the same product line. Verify if newer generations offer improved accuracy or additional features. Ensure any substitute maintains compatible SMBus addressing and command sets. Confirm that alternative sensors provide equivalent channel counts for your specific pack size.