ABLIC Inc. IC REG CTRLR BUCK SOT23-5 S-8520F34MC-BNTT2U

The S-8520F34MC-BNTT2U is a product code that likely represents a specific electronic device or component, however, as it's not a standardized code, the exact details of what this code refers to cannot be determined with certainty. It may refer to a motherboard, a server, a networking device, or some other type of hardware. Without further information from the manufacturer or context in which it appears, it's difficult to provide more detailed information about the S-8520F34MC-BNTT2U.