BQ25121 Datasheet | Texas Instruments

Product Folder Sample & Buy Technical Documents Tools & Software Support & munity BQ25120, BQ25121 SLUSBZ9C - AUGUST 2015 - REVISED SEPTEMBER 2016 bq2512x 700-n A Low IQ Highly Integrated Battery Charge Management Solution for Wearables and Io T 1 Features - 1 Increases System Operation Time Between Charges - Configurable 300-m A Buck Regulator (1.8-V Default) - 700 n A (typical) Iq with Buck Converter Enabled (No Load) - Configurable Load Switch or 100m A LDO Output (Load Switch by Default) - Up to 300-m A Charge Current for Fast Charging - 0.5% Accurate Battery Voltage Regulation (Configurable from 3.6 V to 4.65 V in 10-m V Steps) - Configurable Termination Current Down to 500 µA - Simple Voltage Based Battery Monitor - Highly Integrated Solution with Small Footprint - 2.5 mm x 2.5 mm WCSP Package and 6 External ponents for Minimal Solution - Push-Button Wake-Up and Reset with Adjustable Timers - Power Path Management for Powering the System and Charging the Battery - Power Path Management enables <50 n A Ship Mode Battery Quiescent Current for Longest Shelf Life - Battery Charger Operates from 3.4 V - 5.5 VIN (5.5-V OVP / 20-V Tolerant) - Dedicated Pins for Input Current Limit, Charge Current, Termination Current, and Status Output - I2C munication Control - Charge Voltage and Current - Termination Threshold - Input Current...