DBM21W1S1A9NA190

Shell Material, Finish:	Steel, Yellow Chromate Plated Zinc
Backset Spacing:	--
Contact Material:	Copper Alloy
Wire Gauge:	--
Housing Material:	Polycyclohexylenedimethylene Terephthalate (PCT)
Contact Form:	--
Color:	Black
Voltage Rating:	--
Operating Temperature:	-55°C ~ 125°C
Current Rating:	7.5A
Material Flammability Rating:	UL94 V-0
Ingress Protection:	--
Contact Finish Thickness:	50.0µin (1.27µm)
Contact Finish:	Gold
Series:	Combo D®, D*M
Features:	Mounting Brackets, Shielded
Termination:	Solder
Flange Feature:	Board Side (M3)
Mounting Type:	Panel Mount, Through Hole, Right Angle
Contact Type:	Signal and Coax or Power (Not Included)
Shell Size, Connector Layout:	3 (DB, B) - 21W1
Number of Rows:	2
Number of Positions:	21 (20 + 1 Coax or Power)
Connector Type:	Receptacle, Female Sockets
Connector Style:	D-Sub, Combo
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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D-Sub Connectors: Application Field and Working Principle

D-Sub connectors are one of the most commonly used types of electrical connectors in the world. Developed by the Deutsch Corporation in the 1940s, they are commonly used with electronic equipment for a wide variety of tasks. This article will discuss the various application fields of D-Sub connectors, as well as the basic principles behind their operation.

Types of D-Sub Connectors

There are two main types of D-Sub connectors: male and female. Male connectors, also known as plugs, connect to a female connector, also called a socket or port. Both types are available with numerous sizes and pin configurations, allowing for the connection of a variety of different electrical components.

Application Fields

D-Sub connectors are used in a wide variety of applications, from computer networking to medical equipment. In the computer industry, D-Sub connectors are commonly used for connecting peripheral devices such as keyboards and mice to a computer. In addition, they are also used in many digital devices, such as televisions and audio equipment. In the medical field, D-Sub connectors are often used to connect monitoring and diagnostic equipment.

Working Principle

The working principle of D-Sub connectors is based on an electrical current flowing through the pins of the male and female connectors, thus providing an electrical connection between the two components. This connection is completed when the contacts of the male connector connect to the contacts of the female connector, thus establishing an electrical circuit between them.

Conclusion

D-Sub connectors are versatile and widely used for a variety of applications. The basic working principle is based on the electrical current that flows through the pins of the male and female connectors, allowing for the connection of different electrical components. This article has discussed the different application fields and the working mechanism of D-Sub connectors.

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