The SC8922QDLR is a QFN-24 RoHS (Restriction of Hazardous Substances) packaged power management integrated circuit (PMIC) developed and manufactured by Southchip. It is specifically designed for use in lithium-ion battery management applications used in portable electronic devices such as cell phones, tablets, notebooks, and wearables. The SC8922QDLR integrates voltage regulator, battery charger, fuel gauge, and supervisory functions to reduce board space, component count, power consumption, and design complexity. Its features include fast charge and discharge current protection, low standby current, high efficiency charge/discharge boost, programmable charge current, and 2.5V voltage reference. Additionally, the device supports various safety features such as, adjustable over-voltage, over-temperature, over-charge, and over-discharge protection.