25DSBGA Power Management ICs 300mA Battery Charger IC BQ25120AYFPR

 BQ25120AYFPR SMD LED Chip Power Management BATT CHG LI-ION 1CELL 25DSBGA

IC BATT CHG LI-ION 1CELL 25DSBGA 

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.

Features of BQ25120AYFPR

• Increases System Operation Time Between Charges
– Configurable 300-mA Buck Regulator (1.8-V Default)
– 700 nA (typical) Iq with Buck Converter Enabled (No Load)
– Configurable Load Switch or 100mA LDO Output (Load Switch by Default)
– Up to 300-mA Charge Current for Fast Charging
– 0.5% Accurate Battery Voltage Regulation (Configurable from 3.6 V to 4.65 V in 10-mV 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 Components 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 nA 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

Specifications of BQ25120AYFPR

Other features of BQ25120AYFPR

• I2C Communication Control
– Charge Voltage and Current
– Termination Threshold
– Input Current Limit
– VINDPM Threshold
– Timer Options
– Load Switch Control
– Controls for Interrupts for Faults and Status
– System Output Voltage Adjustment
– LDO Output Voltage Adjustment

range (−10 ̊

Environmental & Export Classifications

with avck-

APPLICATIONS of BQ25120AYFPR