A-DD 37 B-2 Connectors, Interconnects

Features:	Board Lock, Grounding Indents
Backset Spacing:	--
Contact Material:	Copper Alloy
Wire Gauge:	--
Housing Material:	Polybutylene Terephthalate (PBT)
Contact Form:	--
Color:	Black
Voltage Rating:	250V
Operating Temperature:	-55°C ~ 105°C
Current Rating:	3A
Material Flammability Rating:	UL94 V-0
Ingress Protection:	--
Contact Finish Thickness:	Flash
Contact Finish:	Gold
Shell Material, Finish:	Steel, Tin Plated
Series:	--
Termination:	Solder
Flange Feature:	Housing/Shell (4-40)
Mounting Type:	Through Hole, Right Angle
Contact Type:	Signal
Shell Size, Connector Layout:	4 (DC, C); 4 (DC, C)
Number of Rows:	2, 2
Number of Positions:	37, 37
Connector Type:	Plug, Male Pins; Receptacle, Female Sockets
Connector Style:	D-Sub - Stacked
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tray

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D-Sub Connectors

D-sub connectors are a type of electrical connector used for various types of wiring, usually having a round shell that houses shielded or unshielded wires. They are one of the most common types of connectors used in electronic equipment, and are often seen on data transmission cables, such as computer monitors and modems. The D-Sub connectors are a family of connectors defined by the American National Standards Institute (ANSI). The family includes 37 different types of connectors, identified by size and shell shape. This article will discuss the Application Field and Working Principle of the two most common sizes, B-2 type and B-3 type.

Application Field of D-Sub Connectors

The B-2 type D-Sub connectors are the smallest of the D-Sub connectors, with a 9-pin arrangement. They are commonly used for data and control applications such as computers, modems, and routers. The B-3 type connectors have larger pins, and can be used for larger high-frequency signals such as video, audio, and telephone lines. They are commonly found in video and audio equipment. The two most common uses of D-Sub connectors are in the computer and communications industries. They are used for connecting computers, modems and other equipment to networks. They are also commonly used for connecting external devices, such as hard drives and printers.

Working Principle of D-Sub Connectors

Like most electrical connectors, the D-Sub connectors use metal pins to form electrical contact between two surfaces. The pins are held in place by a plastic shell that is secured to the connector. The shell is usually made out of a plastic material, such as PVC or ABS. When a D-Sub connectors is plugged into a socket, the pins on the connector make contact with the ports on the socket. This forms an electrical connection, allowing electrical signals to be transferred between the two surfaces. The connection is further secured by locking the two halves of the connector together. This can be done manually or using a special locking mechanism. When the two halves of the connector are locked together, the pins are firmly pressed against the port, creating a strong electrical connection.

Conclusion

D-Sub connectors are a type of electrical connector that is used in a variety of applications. They are commonly found on data communication cables, such as modems and routers. The two most common sizes are the B-2 type connectors and the B-3 type connectors.The application field and working principle of D-Sub connectors are quite simple. They are held in place by a plastic shell, and when plugged into a socket, the pins on the connector make contact with the ports on the socket, forming an electrical connection that allows electrical signals to be transferred. The connection is further secured by locking the two halves of the connector together.

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