1218434-4

Shell Material, Finish:	Steel, Cadmium Plated
Backset Spacing:	0.318" (8.08mm)
Contact Material:	Brass
Wire Gauge:	--
Housing Material:	--
Contact Form:	--
Color:	Black
Voltage Rating:	--
Operating Temperature:	-55°C ~ 125°C
Current Rating:	5A
Material Flammability Rating:	--
Ingress Protection:	--
Contact Finish Thickness:	10.0µin (0.25µm)
Contact Finish:	Gold
Series:	Military, MIL-DTL-24308, AMPLIMITE 109
Features:	--
Termination:	Solder
Flange Feature:	Housing/Shell (Unthreaded)
Mounting Type:	Through Hole, Right Angle
Contact Type:	Signal
Shell Size, Connector Layout:	4 (DC, C)
Number of Rows:	2
Number of Positions:	37
Connector Type:	Receptacle, Female Sockets
Connector Style:	D-Sub
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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D-Sub Connectors

D-Sub connectors are a type of electrical connector used in a variety of electronics and computer systems. They take their name from their resemblance to the letter "D", and are designed to connect parallel lines of contacts. The 1218434-4 D-Sub connector is a type of D-Sub connector developed to meet a variety of needs. It features a flat copper contact system, allowing for consistent and reliable connection between two separate parts.

Application Field

The 1218434-4 D-Sub connector is primarily used in the telecommunications and PC peripheral industries. It can be used to connect equipment such as modems, servers, routers, and other networking devices. It is also commonly used to connect computer peripherals such as keyboards, mice, and printers. The connector is also used in the broadcast and military industries, in applications such as laptops, handheld devices, avionics, and radios.

Working Principle

The 1218434-4 D-Sub connector operates using two layers of insulation, between which the contacts are located. The outer layer is made of a plastic shell which holds the contacts in place, while the inner layer consists of an electric insulator designed to protect the contacts from static electricity. The contacts in the connector are arranged in parallel lines, and when the connector is plugged into a mating board, the contacts touch, thus establishing an electric connection. The connector offers high performance and long-term reliability, as it is designed with additional protection measures such as a second shell level and an ESD shielding layer.

Conclusion

The 1218434-4 D-Sub connector is a versatile electrical connector offering high performance and reliability. It is primarily used in the telecommunications, PC peripheral, broadcast, and military industries for a variety of applications, including networking, computers peripherals, and avionics. In operation, the connector uses two layers of insulation, between which the contacts are located, allowing a consistent and reliable connection with a mating board.

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