Overview

Product Details

Demonstration circuit 1496B-C features the LTC2941-1, a battery gas gauge with an internal 50mΩ sense resistor that measures battery charge and discharge for currents up to 1A. The 2.7V to 5.5V operating range is perfectly suited for single cell Li-Ion batteries.


A precision analog coulomb counter integrates current through the sense resistor between the battery’s positive terminal and the load or charger. The measured charge is stored in internal registers accessible via the on-board SMBus/I2C interface.

Applicable Parts

Documentation & Resources