The DW02B is a SOT-23-5 RoHS-compliant Battery Management System PMIC manufactured by Fuman. It is used to provide comprehensive features for Li-Ion battery protection and management, including accurate voltage and temperature monitoring, fault protection and ISET threshold detection, status and fault indication for safe, reliable lithium-ion battery performance. It also has high-power LED dimming control, over-current protection, over-voltage protection, and reverse current pathways detection. The DW02B PMIC also integrates a programmable timer, low-power WDT, adjustable discharge control, and optional over-temperature protection.