DEM09S Connectors, Interconnects

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D-Sub Connectors refer to a commonly-used type of electrical connectors characterized by their characteristic D- shape. Within the group itself, one of the most popular types is the DEM09S connector, which provides a reliable and rapid means of connection commonly used in computer systems and other equipment. This article will discuss the application field and working principle of the DEM09S connector.

Application Field and Uses

The most common use of the DEM09S connector is in computer systems and equipment. Specifically, they are widely used in connectors between motherboards and display cards, as well as between hard drives and floppy drives. Given its D shape, it fits comfortably and securely within the space of an adapter card, making it highly applicable for use in laptop systems, where space constraints may limit the use of other connectors. In addition, its secure locking system with metal pins helps to ensure that properly installed connections remain secure over time, even under vibration or other conditions that might cause troubles in other types of connectors.

Aside from its common use in computer systems, the DEM09S is finding increasing use in other hobbies, such as robotics and model aircraft. This is due to its combination of durability and secure connection, making it a choice for reliably and safely connecting multiple components in DIY projects. Additionally, its low profile means that it makes it easy to fit onto surfaces, such as the wings of aircraft, without adding excess bulk and weight.

Working Principle

The DEM09S connector is a two-piece device composed of a metal pin and a dielectric housing. The metal pin is made from high quality brass and has nine metal contact points at the end. These contact points are then inserted into the corresponding sockets in the dielectric housing, allowing an electrical connection to form. Additionally, a lock nut at the end of the metal pin can be tightened to ensure an extra-secure connection. The metal pin also features a mini screw stem that allows for easy insertion and removal from the interface.

In addition to its nine brass contact points, the DEM09S connector also has a colored coding pattern that corresponds to specific voltage signals, allowing user to properly keep track of the signals being transferred. This coding pattern is comprised of a sequence of three colors, which can easily be identified by referring to a chart found in the product documentation.

Conclusion

The DEM09S connector is a type of D-Sub connectors designed to provide a reliable and rapid connection for computer systems, equipment, and other DIY projects. They feature a mini metal pin with nine contact points, as well as a lock nut to ensure an extra-secure connection. Additionally, they come with a color coding pattern that allows users to properly keep track of the signals being transferred. As such, the DEM09S connector is a reliable and cost-efficient choice for a variety of applications.

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