LTC2944IDD#3ZZPBF

Battery Management Overview

The LTC2944IDD#3ZZPBF is a high-precision, ultra-low power battery gas gauge designed for multi-cell lithium-ion battery packs. It operates with a supply voltage range of 3.6 V to 60 V and features an integrated temperature sensor. The device measures cell voltage, current, and temperature to calculate state-of-charge and remaining capacity. It utilizes a DFN-8 package suitable for surface mount applications.

Battery Management Feature Summary

• Provides precise coulomb counting and state-of-charge calculation for multi-cell battery systems
• Integrates temperature sensing capability alongside voltage and current measurement functions
• Supports wide input voltage ranges up to 60 V for high-voltage battery pack monitoring

Battery Management Applications

• Multi-cell lithium-ion battery pack management in portable electronics
• Battery monitoring systems in electric vehicles and hybrid electric vehicles
• Uninterruptible power supplies (UPS) requiring accurate state-of-charge tracking

Battery Management Procurement Notes

Verify the specific suffix #3ZZPBF against official Analog Devices documentation to confirm pinout and functional compatibility. Confirm RoHS compliance status through the manufacturer's datasheet. Ensure the component meets the required operating temperature range specifications for your application environment before procurement.

Battery Management Selection Notes

Select this component when high accuracy is required for multi-cell battery stacks. Consider the DFN-8 package constraints for thermal management. Evaluate the need for integrated temperature sensing versus external sensors. Compare power consumption requirements against other fuel gauge options in the portfolio.

Battery Management Part Context

This part belongs to the LTC2944 family of battery fuel gauges from Analog Devices. It is designed for applications requiring precise monitoring of multi-cell lithium-ion batteries. The device integrates necessary analog front-end circuitry for voltage, current, and temperature measurements into a compact package.

Battery Management Replacement Considerations

Check for direct replacements within the LTC2944 series such as the LTC2944CDD variant. Verify pin-to-pin compatibility and electrical parameter equivalence. Consult official substitution guides for any functional differences between industrial and commercial grade variants.