BQ2050HSN-A308TR

GAS GAUGE WITH HIGH SPEED 1-WIRE HDQ INTERFACE AND 5 LED DRIVERSA

General Description

The bq2050H Lithium Ion Power Gauge™ IC is intended for battery pack or in-system installation to maintain an accurate record of available battery capacity.

Features

➤Accurate measurement of available capacity in Lithium Ion batteries

➤Provides a low-cost battery man agement solution for pack integration

\- Complete circuit can fit in as little as 12 square inch of PCB

\- Low operating current120µA typical

\- Less than 100nA of data retention current

➤High-speed 5kb single-wire communication interface HDQ bus for critical battery parameters

➤Monitors and controls charge FET in Li-Ion pack protection circuit

➤Direct drive of remaining capacity LEDs

➤Measurements automatically compensated for rate and temperature

➤16-pin narrow SOIC