ABLIC Inc. IC REG CTRLR BOOST SOT23-5 S-8358N50MC-O7JT2G

The S-8521B33MC-ATST2U is a model of an electronic component or device, but specific details regarding its function and features are unavailable as it could be a proprietary or custom part with limited public information. It appears to consist of a combination of alphanumeric characters which may indicate manufacturer codes, product type, specifications, or version numbers. Additional research on the manufacturer's website or through authorized distributors may provide more detailed information.