bq2050H - Low-Cost Lithium Ion Power Gauge
The bq2050H Lithium Ion Power Gauge™ IC is intended for batterypack or in-system installation to maintain an accurate record of available battery capacity.
The IC monitors a voltage drop across a sense resistor connected in series between the negative battery terminal and ground to determine charge
bq2050H Features
* ➤ Accurate measurement of available capacity in Lithium Ion batteries ➤ Provides a low-cost battery management solution for pack integration - Complete circuit can fit in as little as 1 2 square inch of PCB - Low operating current (120µA typical) - Less than 100nA of data retention cu