204503-5 Connectors, Interconnects

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D-Sub, D-Shaped Connectors - Housings, more commonly known as D-Sub connectors, are the most popular types of connectors regularly used in electronic environments. This type of connector is characterized by its U-shaped shell that is available in two basic variations: male and female.

The 204503-5 D-Sub connector is designed for a specific application: it is a cable connector intended for use with EIA-RS-232C type standard serial communications systems. It features a 25 pin metal shell in a standard configuration, with a locking latch assembly, a molded plastic retainer, and screws for securing the shell to the application. Furthermore, it is compatible with field wireable and printed circuit board headers.

The 204503-5 D-Sub carries out its purpose mainly through its operational principles. To understand the working principle of D-Sub connectors, one must consider the fundamental structure of any connector. Basically, connectors are composed of three basic components, namely; an outer shell, an insulation barrier, and a conductive insert.

In the case of a 204503-5 D-Sub connector, these components work together to connect two items, such as two computers or two wires. The outer shell, or housing, of the D-Sub connector serves as a secure, durable, and reliable protective layer. It also acts as a shield against external radiation interference and provides electrical insulation between the pins and the external environment.

The insulation barrier, or the “insulator”, is responsible for providing insulation between the pins of the connector. The insulator is usually made from a hard material such as plastic and is designed to prevent any kind of electrical conduction between two neighboring pins. The insulator also contains the pins in order to create a connection that can withstand mechanical stresses.

The conductive insert, or contacts, are typically made from steel and are designed to transmit the electrical current between the connecting pins. The contacts feature a variety of designs depending on the type of application and the amount of current to be transmitted. Some contacts are even designed with a special spring to facilitate insertion and removal.

Finally, the locking latch assembly, or securement, allows the user to easily secure the shell and ensure a connection between the two items. This latch assembly eliminates the need to use nuts and bolts for securement. Furthermore, it ensures that the connection remains secure until it is disengaged.

The 204503-5 D-Sub connector is a versatile type of connector that can be used for a variety of applications. It offers reliability, durability, and electrical insulation, while also providing a secure connection that can withstand mechanical stress.10

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