The 1775862-2 is a 52-position Express Mini Card socket designed for high-speed data interconnection in server, desktop, consumer, and notebook platforms. This right-angle, surface-mount socket features a 5.2 mm stack height (.205 in) with gold flash contact plating and a card centerline-to-PCB distance of 3.25 mm, meeting PCI-SIG industry standards for reliable expansion card connectivity. The socket is capable of withstanding 50 g mechanical shock testing and employs a contact manufacturing method that provides stable normal force for consistent electrical performance. It is supplied in tape and reel packaging and is mounted on the top side of the PCB. This socket is ideal for applications requiring robust, high-speed data transmission in computing and wireless communication equipment where expansion cards must be reliably seated and maintained.