Mouser sells from inventory on a FIFO basis. You cannot request “fresh” or “older” date codes except for custom orders (e.g., programmed devices, cut tape) where they may pull from available stock.
The is a simple, consistent, four-digit week-and-year identifier used exclusively for Mouser’s internal logistics. It is not a substitute for the original manufacturer’s date code, but it remains a valuable tool for warehouse management, returns processing, and audit trails. mouser date code format
A date code, also known as a manufacturing date code or a packing date code, is a series of characters or numbers that indicate the manufacturing date of an electronic component. It's usually printed on the component itself, the packaging, or the datasheet. Date codes are essential for several reasons: Mouser sells from inventory on a FIFO basis