The FH9261-DAH with SOT-23-6 is a battery management integrated circuit (IC) designed and manufactured by Xinfeihong. It is used for battery pack protection in applications such as e-bikes, electric vehicles, and other applications requiring long-term storage and performance. This IC provides protection and overcharge algorithms in accordance with the highest safety standards, improving on traditional protection solutions. It features overcharge protection, overdischarge protection, overcurrent protection, and cell balancing functions. It also incorporates sleep mode for low power opera tion and is RoHS compliant. The SOT-23-6 dimension package makes it suitable for small-scale battery protection.