The TL3401-03 is a specific model of tactile switch, often used in electronics for various input functions. "Tags" typically refer to identifiers or labels used in electronic schematics or documentation. If you're asking about the specific tags or identifiers associated with the TL3401-03 in documentation or schematics, it could vary depending on the context, but generally, it would be labeled as "TL3401-03" or something similar for identification purposes.