DBM25A156

Shell Material, Finish:	Steel, Yellow Chromate Plated Zinc
Backset Spacing:	--
Contact Material:	Copper Alloy
Wire Gauge:	20-28 AWG
Housing Material:	Polycyclohexylenedimethylene Terephthalate (PCT)
Contact Form:	Machined
Color:	Black
Voltage Rating:	--
Operating Temperature:	-55°C ~ 125°C
Current Rating:	7.5A
Material Flammability Rating:	UL94 V-0
Ingress Protection:	--
Contact Finish Thickness:	--
Contact Finish:	Gold
Series:	D*M
Features:	--
Termination:	Solder Cup
Flange Feature:	Housing/Shell (Unthreaded)
Mounting Type:	Panel Mount
Contact Type:	Signal
Shell Size, Connector Layout:	3 (DB, B)
Number of Rows:	2
Number of Positions:	25
Connector Type:	Plug, Male Pins
Connector Style:	D-Sub
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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D-Sub connectors are a type of electrical connector that is available in a variety of sizes and contact configurations, and are often used in data communications and computer networking. The DB25A156 connector is a popular model in the series, offering an impressive range of features, including support for both analog and digital signals. This article will discuss the applications and working principles of the DB25A156 D-Sub connector.ApplicationsThe DB25A156 connector has a wide variety of applications due to its ability to accommodate digital and analog signals. The connector is often used in computer network cabling, such as Ethernet cables, and in device connections such as USB or serial ports. It is also increasingly being used as an input/output interface for industrial and automotive applications, as well as various consumer electronics and medical equipment.The DB25A156 is also ideal for analog applications, such as audio, video and power transmission. It\'s flexible design makes it an excellent choice for applications that require vibration resistance or superior EMI shielding.Working PrincipleThe DB25A156 connector is a high-performance, ruggedized connector that utilizes multi-function technology to protect and secure the connection while providing superior fidelity in analog and digital signal transmission. At its core, the DB25A156 connector consists of a male and female (insulator) body with a number of contact pins that mate when connected. The pins are typically gold plated, as this offers excellent corrosion resistance and ensures a tight electrical connection.Moreover, the DB25A156 connector features a multi-way contact system which ensures integrity of the connection, including differential terminals for balancing analog signals. This contact system also allows for impedance matching between the male and female bodies, further enhancing signal integrity.The DB25A156 also utilizes a positive-locking mechanism, which ensures that the connection remains tight and secure despite vibration and physical movement.ConclusionThe DB25A156 connector is an advanced D-Sub connector designed to provide superior signal integrity and performance. It is suitable for both analog and digital applications, and is often used in computer cabling and device connections, as well as industrial and automotive applications. Its multi-function contact system provides impedance matching, positive locking, and differential terminals for balancing analog signals, and its ruggedized design ensures high reliability.

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