LTC2941 Datasheet (Linear Technology)

LTC2941, Battery Gas Gauge

The LTC®2941 measures battery charge state in batterysupplied handheld PC and portable product applications.

Its operating range is perfectly suited for single-cell Li-Ion batteries.

A precision coulomb counter integrates current through a sense resistor between the battery’s positive terminal and t

LTC2941 Features

* n Indicates Accumulated Battery Charge and Discharge n High Accuracy Analog Integration n High Side Sense n 1% Charge Accuracy n ±50mV Sense Voltage Range n SMBus/I2C Interface n Configurable Alert Output/Charge Complete Input n 2.7V to 5.5V Operating Range n Quiescent Current Less Than 100