MAX14830ETM+TG3U
48-WFQFN Exposed Pad
61124814-MAX14830ETM+TG3U
IC UART QUAD 48-TQFN
They regulate the flow of a fluid (gases, liquids, fluidized solids, or slurries) by opening, closing, or partially obstructing various passageways. They are technically pipe fittings but are usually discussed as a separate category.