1731070166 Connectors, Interconnects

D-Sub, D-Shaped Connectors - Housings

D-Subminiature connectors or D-Sub housings are the most commonly used connector housings in the electronics industry. The “D” shape allows them to be used in applications where space is limited, such as in handheld electronics and appliances. They are also designed to reduce crosstalk and allow multiple components to be connected in a single housing.

D-Sub connectors are available in a wide variety of sizes and configurations. The most common of these are the DB-15, DB-25 and DB-37. The DB connectors refer to the number of pins on the housing, ranging from 9 to 37. D-Sub housings can also be used for IEEE 1394 FireWire, USB, Serial and Parallel communications.

To use a D-Sub connector, two mating connectors are required. One is the pin header or female connector that contains the individual pin terminals. The other is the socket header or male connector containing the contacts, which connect to the pins on the female connector. They can be soldered or crimped onto a wire depending on the application being used. This type of connector can be used on both boards or as a cable connector.

The working principle behind D-Sub connectors is similar to that of other types of connectors. They are designed to provide a secure connection between two points by transferring electrical power and signals between them. The contacts are usually made of an insulating material such as plastic or rubber, and the pins help to ensure a reliable electrical connection when mated. The contacts inside the housing are usually made from metal. When the two connectors are mated, the pin terminals are inserted into the holes in the female connector. This creates a secure connection with minimal resistance.

In applications where space and power are limited, D-Sub connectors can be very useful. Their small size makes them suitable for use in consumer electronics. Additionally, their easy installation and durability make them a popular choice in industrial applications. For example, they are used in equipment that needs to be connected and disconnected quickly, such as in assembly lines, medical equipment, and automotive applications.

D-Sub connectors are a practical and reliable choice for many applications. The shape and size of these connectors makes them ideal for limited space applications. They can be used to transmit power, analog and digital signals to and from a range of devices. Additionally, they are easy to install and are designed to provide a secure connection with minimal resistance.