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SLUSD08A – MAY 2017 – REVISED JANUARY 2018 bq25120A Low IQ Highly Integrated Battery Charge Management Solution for Wearables
and IoT
1 Features 2 Applications 1 Smart Watches and other Wearable Devices
Fitness Accessories
Health Monitoring Medical Accessories
Rechargeable Toys 3 Description
The bq25120A is a highly integrated battery charge
management IC that integrates the most common
functions for wearable devices: Linear charger,
regulated output, load switch, manual reset with
timer, and battery voltage monitor. The integrated
buck converter is a high efficiency, low IQ switcher
using DCS control that extends light load efficiency
down to 10-ВµA load currents. The low quiescent
current during operation and shutdown enables
maximum battery life. The device supports charge
currents from 5 mA to 300 mA. The input current …
