DBM9C4P1A9NA191K87

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D-sub connectors, originally known as D-subminiature connectors, are a group of electrical connectors that are defined by the D-shaped metal shield that surrounds them. The most common version is the 9-pin D-sub connector, commonly referred to as the DBM9C4P1A9NA191K87. These connectors look like a “D” on the outside and have a standard 9-Pin arrangement of contacts on the inside.

The DBM9C4P1A9NA191K87 typically feature two rows of nine contacts, each one with a center pin surrounded by four other pins arranged symmetrically at some distance from the center. The pins are made of high-quality metal and are rated for high-current operation. The contacts are plated with a gold finish for enhanced conductivity and corrosion resistance. The contacts are also rated for up to 500V.

The DBM9C4P1A9NA191K87 connectors are typically found in communications and consumer electronics applications, such as computers, telephones, modems, and set-top boxes. Its primary function is to provide a secure connection between two devices, one of which is usually a source (transmitter) device and the other a destination (receiver) device. The connectors provide enough connection points for the signal to pass between two devices, ensuring reliable signal transfer.

The connectors’ working principle is quite simple. The pins on each connector plug into the corresponding sockets of the mating connector in order to establish a secure connection that can transfer signals between the two devices. The pins are held in place by the connector’s metal shielding, which helps keep the pins from becoming loose or shorting out with other contacts.

The connectors also feature various configurations to support various signal types, such as RS-232, USB, VGA, or HDMI. Additionally, the connectors can be used in both symmetrical and asymmetrical configurations, such as for digital or analog signals, allowing them to send and receive signals in both directions.

DBM9C4P1A9NA191K87 connectors have become the go-to solution in communications and consumer electronics applications because they are reliable, inexpensive, and easy to install. Additionally, they come in a wide range of configurations, giving users the flexibility to use a solution that best fits their needs. Furthermore, due to their reliability and durability, the connectors have become the industry standard for a variety of different applications.

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