QMS-026-05.75-L-D-PC4

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The QMS-026-05.75-L-D-PC4 Edge Card Connector uses a mezzanine structure. It is a type of board to board mating scheme, making it an ideal choice for several applications. The device is a 26-position, double row, 5.75mm pitch, low profile, right angle, female receptacle with PC tail contacts.

Application Field

The most common application for the QMS-026-05.75-L-D-PC4 Edge Card Connector is for high density, flexible cabling solutions. The PC tail contacts allow the connector to work in a wide variety of applications that require wires to be secured into a switch. Additionally, it is ideal for applications that require the connectors to be mounted on the circuit board in an environment of high vibration or the possibility of mechanical shock. Furthermore, the low profile of the connector ensures that it can fit inside compact spaces.

Working Principle

The QMS-026-05.75-L-D-PC4 Edge Card Connector works by providing a connection between two printed circuit boards, usually for high-density cabling. The female receptacle consists of PC tail contacts, which are press-fit into small holes on the board. The tail contacts provide a low insertion force and a reliable connection. Furthermore, it provides excellent electrical isolation and signal integrity compared to conventional surface mount interconnects. The female connector also has an interface to accept a male-pin header. The header has a dual row, 5.75mm pitch design that is compatible with most circuit board designs. The male header is available in several lengths, providing ultimate flexibility and usability.

Conclusions

The QMS-026-05.75-L-D-PC4 Edge Card Connector is a perfect choice for applications that require mobility and high performance. Its female receptacle allows it to be used in a wide variety of environments, providing excellent signal integrity and mechanical stability. Additionally, its male header is compatible with most board designs, providing flexible configurations for many different types of applications. The PC tail contacts provide secure mounting with low insertion force. Overall, it is an ideal solution for many high density and board-to-board interconnect schemes.

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