MDM-31PSL

Shell Material, Finish:	Aluminum, Yellow Chromate Cadmium Plated
Backset Spacing:	--
Contact Material:	Copper Alloy
Wire Gauge:	--
Housing Material:	Liquid Crystal Polymer (LCP)
Contact Form:	--
Color:	--
Voltage Rating:	--
Operating Temperature:	-55°C ~ 125°C
Current Rating:	3A
Material Flammability Rating:	--
Ingress Protection:	--
Contact Finish Thickness:	--
Contact Finish:	Gold
Series:	83513-Style Micro D Metal Shell (MDM)
Features:	Shielded
Termination:	Solder Cup
Flange Feature:	Cable Side, Male Jackscrew (2-56)
Mounting Type:	Panel Mount
Contact Type:	Signal
Shell Size, Connector Layout:	0.050 Pitch x 0.043 Row to Row
Number of Rows:	2
Number of Positions:	31
Connector Type:	Plug, Male Pins
Connector Style:	D-Type, Micro-D
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to D-Sub Connectors

D-sub connectors are a type of electrical connector used to connect various cables and wires to electronic components. They consist of multiple pins or contacts mounted on the ends of two shells, which snap together and provide an electrical connection between the contacts. The term “D-Sub” is derived from the “D”-shaped shells on either end of the connector that resemble the letter D. D-Sub connectors are available in a variety of sizes, including 9 pin, 15 pin, 25 pin, 37 pin, and more.

Application Fields of MDM-31PSL D-Sub Connectors

MDM-31PSL D-Sub connectors are commonly used in telecom and industrial applications, as they are known for their high reliability and durability. The MDM-31PSL is a 9-pin D-subminiature signal and power connector that is designed to accept both power and signal connectors, up to 15A and 250V. It is often used in commercial and industrial applications, such as automotive, aerospace, medical, and military.

Working Principle of MDM-31PSL D-Sub Connectors

The MDM-31PSL D-Sub connectors are designed for ease of use and long-term reliability. The connector utilizes a two-part housing structure with an inner and outer shell. The inner shell is secured by a standard four-screw configuration to ensure secure connections. The outer shell is locked with the inner shell, providing a secure and reliable connection.The connector utilizes a 9-pin arrangement, allowing for both power and signal connections. The pins are constructed using screw-machined brass, and the housing is made from chrome plated copper alloy. The contact terminals are constructed from beryllium copper with silver-plating, and the contact pockets are formed from nickel plated die-cast zinc.The connector is designed to meet the requirements of most telecom and industrial applications, with an operating temperature range of -55°C to +125°C. The insulation resistance is rated at 1000MΩ at 500V, and the insulation voltage rating is 1000VAC.

Conclusion

MDM-31PSL D-Sub connectors are a reliable and durable solution for transmitting both power and signal in various types of applications. With its two-part housing structure and screw-machined brass pins, it provides strong and secure connections. The connector offers a large operating temperature range and high insulation resistance and voltage ratings, making it suitable for most telecom and industrial applications.

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