BQ25150 Datasheet | Texas Instruments

Features - Linear battery charger with 1.25-m A to 500-m A fast charge current range - 0.5% Accurate I2C programmable battery regulation voltage ranging from 3.6 V to 4.6 V in 10-m V steps - Configurable termination current supporting down to 0.5 m A - 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-m A LDO output - Programmable range from 0.6 V to 3.7 V in 100-m V steps - Ultra low Iddq for extended battery life - 10-n A Ship mode battery Iq - 400-n A Iq While powering the system (PMID and VDD on) - One push-button wake-up and reset input with adjustable timers - Supports system power cycle and HW reset - 16-Bit ADC - Monitoring of charge current, battery thermistor and battery, input and system (PMID) voltages - General purpose ADC input - Always on 1.8-V VDD LDO supporting loads up to 10 m A - 20-Pin 2-mm x 1.6-mm CSP package - 12-mm2 Total solution size 2 Applications - Headsets, earbuds and hearing aids - Smart watches and fitness accessories - Patient monitors and portable medical equipment 3 Description 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) 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. Simplified Schematic Solution Area An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical...