Features:	Mounting Brackets
Backset Spacing:	0.319" (8.10mm)
Contact Material:	Brass
Wire Gauge:	--
Housing Material:	Thermoplastic, Glass Filled
Contact Form:	Machined
Color:	Black
Voltage Rating:	300V
Operating Temperature:	-55°C ~ 125°C
Current Rating:	7.5A
Material Flammability Rating:	UL94 V-0
Ingress Protection:	--
Contact Finish Thickness:	8.00µin (0.203µm)
Contact Finish:	Gold
Shell Material, Finish:	Steel, Tin Plated
Series:	D
Termination:	Solder
Flange Feature:	Mating Side, Female Screwlock (M3)
Mounting Type:	Through Hole, Right Angle
Contact Type:	Signal
Shell Size, Connector Layout:	2 (DA, A)
Number of Rows:	2
Number of Positions:	15
Connector Type:	Receptacle, Female Sockets
Connector Style:	D-Sub
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tray

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D-Sub Connectors

L77DA15SAJ4VFM Application Field and Working Principle

D-Sub connectors are a popular type of electrical connector frequently used in commercial applications. The L77DA15SAJ4VFM is a particular model of D-Sub connector, manufactured by TE Connectivity. It has a unique design that allows it to be used in a wide range of applications. In this article, we will discuss the application field of the L77DA15SAJ4VFM and its working principle.The L77DA15SAJ4VFM D-Sub connector is designed for industrial use in areas such as factory automation, robotics, automated test equipment, office machines, and other industrial applications. These connectors are especially useful in applications that require a signal to be transmitted between two different pieces of equipment. The L77DA15SAJ4VFM features a 15-pin design, with each pin containing a signal, ground, or power connection, depending on the specific application requirements.The L77DA15SAJ4VFM is designed to be durable and reliable. Its thermoplastic insulator and zinc die-cast housing provide it with excellent protection against corrosion and wear. In addition, the connector features a rubber seal that prevents the ingress of liquids and dust, ensuring that the electrical contacts remain in optimal condition.In order to ensure that the electrical connection is reliable, the L77DA15SAJ4VFM features a positive-lock system. This system locks the connectors together, while also providing strain relief to ensure that the cables remain connected. The connector also features an internal ground bar that helps to ensure that the signal is free from interference.The working principle of the L77DA15SAJ4VFM is fairly simple. When two pieces of equipment are connected via the connectors, a signal is transmitted along the pins in the connector. This signal is either electrical, analog, or digital, depending on the application. The signal is then processed by the connected equipment, allowing the devices to communicate.In conclusion, the L77DA15SAJ4VFM D-Sub connector is an ideal choice for industrial applications due to its durability and reliability. Its positive-lock and ground bar design help to ensure an interference-free signal, while its thermoplastic housing and rubber seals provide it with excellent protection against corrosion and wear.

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Part Number	Manufacturer	Price	Quantity	Description