The SY6918QDC with QFN-16(3x3) Battery Management ICs is manufactured by Silergy and is compliant with ROHS regulations. It is used for various battery applications such as Li-ion, lead-acid, and super capacitor batteries. It offers overcharge, over-discharge, charge current, charge voltage, and over-temperature protection. The IC has a maximum operating temperature of up to 85 degrees Celsius and a quiescent current of less than 1uA. It also features a constant charge voltage of up to 4.30V, a monotonic battery charge current of up to 10A, a programmable charge safety timer of up to 255 minutes, and a high efficiency of up to 97%. It is one of the most cost-effective BMS solutions available in the market.