ABLIC Inc. IC REG CTRLR BUCK SOT23-5 S-8521B60MC-AUTT2U

The S-8521B60MC-AUTT2U is a product model number, likely related to electronic equipment or machinery. Unfortunately, without more specific information about the manufacturer or industry it relates to, it's difficult to provide detailed information about its features and functions. It may be helpful to conduct further research based on this model number to obtain additional context and understanding.