QMS-048-05.75-H-D

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The QMS-048-05.75-H-D is a rectangular arrays, edge type, mezzanine connector (board to board) typically used for space applications. This connector is compliant with NASA electronic parts selection (EPSS) documents and designed to provide a reliable, efficient and economical connection between two printed circuit boards. This connector offers significant advantages over other types of mezzanine connectors, ensuring versatile application capability and easy installation.

The QMS-048-05.75-H-D board-to-board connector utilizes a multi-pin edge type array with a male plated board-to-board mating interface. It is a lightweight, high density connector that is low profile, enabling it to fit easily into space-limited areas and providing effective mechanical stability when mated. The QMS-048-05.75-H-D board-to-board connector features an easy to use spill-over feature with a positive locking tongue which helps reduce mechanical shuttering of mating boards. This connector also comes with metallic reinforced plastic keying options that help prevent mismatched insertion which can cause adapter board damage.

The QMS-048-05.75-H-D has a wide range of applications across the space industry, such as on-board spacecraft electronics, avionics, instrumentation, and sensing systems. It offers superior current carrying capacity and reliable operation in extreme environmental conditions. It utilizes NASA-certified Hi-Rel components, providing enhanced reliability and exceptional performance for harsh electrical and mechanical conditions in space applications.

The QMS-048-05.75-H-D board-to-board connector’s main working principle is to provide electrical signal or power between two printed circuit boards. The electrical signal or power is routed through the connector’s metal contacts which are mounted onto the connector’s insulating metal body. The contacts are designed to provide reliable electrical contact and secure mating between the two printed circuit boards. The external housing provides physical protection for the contacts and protect against vibration, thermal and shock loading.

The QMS-048-05.75-H-D mezzanine connector offers a space-saving design and reliable performance, and is suitable for various space applications. With its low profile and easy installation, it is a cost-effective solution to quickly and safely connect two printed circuit boards. The connector is suitable for use in extreme environmental conditions, giving users confidence that the connection will remain reliable during critical operations.

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