The S-8261DAX-M6T1U is a Battery Management System (BMS) manufactured by Ablic. It is designed for use in automotive and other industrial applications. The device is housed in a SOT-23-6 package and is RoHS compliant. The device uses a programmable voltage detection system to monitor and regulate power systems. It has a built-in power distributor and charger, which helps reduce the complexity and size of the overall system. It also supports the fast charging of various types of secondary batteries, including Li-ion, LiFePO4, and nickel-metal hydride types. Additionally, it has protection features against overload, overheating, and overvoltage.