The AP9101CAK-ADTRG1 is a Battery Management Multicell Batt Mgt circuitry manufactured by Diodes Incorporated. This integrated circuit is an advanced battery management IC designed to monitor and protect individual cells in Lithium ion (Li-ion) and Lithium polymer (Li-Po) batteries with more than one cell. This component provides a complete set of advanced protection functions, including over-charging, over-discharging, over-current and temperature protection. Additionally, it supports prevention of cell imbalance, active cell balancing with precise current and voltage control, and configurable cell number and voltage monitoring for charging and discharging. This product is ideal for use in a wide variety of portable applications including cellphones, tablet PCs, digital cameras, and other portable consumer electronics.