747913-4

Features:	--
Backset Spacing:	--
Contact Material:	Brass
Wire Gauge:	--
Housing Material:	Polybutylene Terephthalate (PBT), Glass Filled
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:	8.00µin (0.203µm)
Contact Finish:	Gold
Shell Material, Finish:	Steel, Blue Zinc Plated
Series:	AMPLIMITE HD-20
Termination:	Solder Cup
Flange Feature:	Housing/Shell (Unthreaded)
Mounting Type:	Free Hanging (In-Line)
Contact Type:	Signal
Shell Size, Connector Layout:	3 (DB, B)
Number of Rows:	2
Number of Positions:	25
Connector Type:	Receptacle, Female Sockets
Connector Style:	D-Sub
Moisture Sensitivity Level (MSL):	--
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Tray

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D-Sub Connectors: 747913-4 Application Field and Working Principle

A D-sub connector is a type of electrical connector used on many electronic components and devices. Number 747913-4 is a specific type of D-sub and is the focus of this article. It is also referred to as a rectangular, 9-pin connector. It usually consists of two identical rectangular-shaped connectors, with 9 pins in each. One of the panels will have a round-shaped hole in the back to accept the pins, while the other will have female threads on the back. The 747913-4 is an ideal connector for many applications due to its size and strength. It is designed to be used in industrial environments, especially in severe environments. It has a low insertion force and can be used in a variety of temperature ranges. It also has a good shielding capability, making it suitable for audio and video applications. The 747913-4 is typically used in the following applications:

• Electrical Systems
• Industrial Control and Automation Systems
• Aerospace and Defense Systems
• Telecom and Telecommunications Systems
• Broadcasting Equipment

The working principle of the 747913-4 is relatively simple. The pins on the connectors are made of a silver-plated material that ensures electrical connectivity. The pins on the plugs are precisely inserted into the female thread on the rear panel. The female threads act as a guide and the metal contacts fit into the threads, ensuring that the connection is secure and reliable.The 747913-4 connector is designed to be used in harsh environments, so it features superior corrosion resistance and reliably maintains good electrical connections in the face of vibration, shock, and other environmental hazards. It also features a high insertion-force, owing to the strong spring on the rear of the connector. The 747913-4 connector is also designed to minimize the effect of EMI (electromagnetic interference) on the connected cables or devices. This is done with the use of shielding metal contactings between the connector body and the pins. This ensures that the amount of electrical interference that is transmitted or received is significantly reduced. The 747913-4 connector is very reliable and durable, making it a great choice for many applications. It is designed to withstand the rigors of everyday use and is suitable for use in many different types of electrical systems and applications. It is also easy to install and remove, and with the addition of a locking mechanism, it is easier to maintain a secure connection. In conclusion, the 747913-4 D-sub connector provides a robust, reliable, and secure connection between two electronic components or devices. Its design and features make it suitable for many different types of applications, including industrial control and automation systems, aerospace and defense systems, telecom and telecommunication systems, and broadcasting equipment. The shielding metal contactings between the connector body and the pins ensure that it has superior kable resistance and reduces the effects of EMI. Its superior corrosion resistance and strong springs on the rear also ensure a secure and reliable connection.

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