DDMA78SNMBF0

Series:	D*MA
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Connector Style:	D-Sub, High Density
Connector Type:	Receptacle for Female Contacts
Number of Positions:	78
Number of Rows:	4
Shell Size, Connector Layout:	5 (DD, D) High Density
Contact Type:	Signal
Mounting Type:	Free Hanging (In-Line)
Flange Feature:	Housing/Shell (Unthreaded)
Features:	--
Shell Material, Finish:	Brass, Yellow Chromate Plated Cadmium
Shell Finish Thickness:	--
Ingress Protection:	--
Operating Temperature:	-55°C ~ 125°C
Mating Cycles:	200
Dielectric Material:	Thermoplastic
Color:	--
Note:	Contacts Not Included

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D-Sub, D-Shaped Connectors - Housings

D-sub, or D-shaped, connectors are a housing type of connector that can be designed to mate with many other types of connectors. DDMA78SNMBF0 is a type of D-shaped connector that provides electrical contact between two components. The connectors are used in a variety of applications, including data communications and telecommunications, computer systems, high-speed transfers, and automotive and appliance applications.

Construction & Materials

DDMA78SNMBF0 connectors are composed of a shell, pins, contact springs, and a rear insulating assembly. The shell is usually made of zinc alloy, which provides excellent electrical insulation and conductivity. Inside the shell, the pins are usually made of brass, while the contact springs are made of copper and are held in place with plastic rivets. The rear insulating assembly consists of a plastic insulation sheet, which provides a secondary insulation barrier.

Application Field and Working Principle

DDMA78SNMBF0 connectors are commonly used in low-speed data transmission and signal transfer applications. They are often used for connections between electronic components, such as between a computer and a modem, or between a digital camera and a printer. The connectors are also used for power connection, such as from a power supply to a laptop or other device. The working principle of DDMA78SNMBF0 connectors is quite simple. They are designed to create an electrical connection between two components. This connection is established when the pins inside the connector make contact with the contact springs inside the connector. When the connection is made, the contact springs transfer electricity from one component to the other, establishing a reliable connection between the two components.

Advantages

There are several advantages to using DDMA78SNMBF0 connectors, as compared to other types of connectors. First, they are very reliable and provide a secure connection between two components. Second, they are relatively easy to install and remove. Third, they are designed to prevent short circuits and electrical interference. Finally, they are typically very durable, making them a great choice for long-term electrical connections.

Conclusion

DDMA78SNMBF0 connectors are a versatile type of housing connector. They are commonly used in low-speed data transmission and signal transfer applications, as well as for power connections. The connectors are composed of a shell, pins, contact springs, and a rear insulating assembly. The connection between two components is established when the pins make contact with the contact springs, allowing for reliable electricity transfer. The connectors are highly reliable and durable, providing an excellent connection for any application.

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