1218371-1 Connectors, Interconnects

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D-sub, D-shaped connectors are a type of electrical connector that provides electrical contacts to effectively link two insulated devices. When properly connected, the two mating components form a reliable and secure connection. A manufacturer of d-shaped connectors will use a wide variety of materials and styles to manufacture a wide range of products.

D-sub connectors are usually composed of two separate parts. The first part is the contacts, which are arranged in a two-row, grid pattern. The contacts are available in a variety of styles, such as printed circuit board (PCB), flip-pin, and solder-less crimp. The contacts are usually plated in gold or nickel, and the material chosen depends on the application.

The second component is the insulator. The insulator is a plastic or metallic housing that holds the contacts and provides mechanical strength and electrical insulation. This component is often made of a thermoplastic or thermoplastic elastomer material. The number of D-shaped wire connectors is based on the number of pins located in the connector. Two-, three-, four-, five-, six- and seven-pin versions are commonly available.

In addition to different materials and styles, manufacturers offer different contact arrangements, which are defined by the application. Commonly used applications include data transmission, telecom, audio/video, and industrial instrumentation. Additionally, there are also specialty d-sub connectors designed for medical, automotive, military, and aerospace applications.

In terms of working principle, d-sub connectors are designed with two sets of contacts that are located at the same level and are polarized to avoid the inadvertent interchange of pins. This ensures the connection is reliable and secure. The contacts are then connected by a connector that snap-ships into the mating d-shaped pins. This secure fitting provides maximum contact pressure between the two contacts. The connector is then secured with a threaded screw or latch, depending on the application.

Manufacturers have designed the d-sub contact with a number of features to ensure it is corrosion resistant and durable. First, many of the connectors are plated in gold, nickel, or silver plating to ensure the highest electrical conductivity and resist corrosion. Additionally, the contact’s shape is designed to reduce leverage and increase contact pressure. This keeps the signal sharp and eliminates potential contact failure.

Finally, the contact arrangement ensures proper alignment between two mated components to maintain a strong connection. This reduces the risk of inaccurate contact mating and can help eliminate cross-talk interference and data loss.

In summary, d-sub connectors are a type of electrical connector which provide electrical contacts to link two insulated devices. They are composed of two components – contacts and insulator – and offer a variety of materials and styles to manufactures. These connectors are designed to ensure corrosion resistance and secure contact pressure, and various contact arrangements are available to accommodate a wide range of applications.

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