BQ25150 Overview
The BQ25150 is a highly integrated battery charge management IC that integrates the most mon functions for wearable devices, namely a charger, an output voltage rail, ADC for battery and system monitoring, and push-button controller. Device Information PART NUMBER (1) PACKAGE BODY SIZE (NOM) BQ25150 DSBGA (20) 2.00 mm x 1.60 mm (1) For all available packages, see the orderable addendum at the end of the data sheet....
BQ25150 Key Features
- Linear battery charger with 1.25-mA to 500-mA fast charge current range
- 0.5% Accurate I2C programmable battery regulation voltage ranging from 3.6 V to 4.6 V in 10-mV steps
- Configurable termination current supporting down to 0.5 mA
- 20-V Tolerant input with typical 3.4-V to 5.5-V input voltage operating range
- Programmable thermal charging profile, fully configurable hot, warm, cool and cold thresholds
- Power path management for powering system and charging battery
- Dynamic power path management optimizes charging from weak adapters
- Advanced I2C control allows host to disconnect the battery or adapter as needed
- I2C Configurable load switch or up to 150-mA LDO output
- Programmable range from 0.6 V to 3.7 V in 100-mV steps