77773-303

Series:	Dubox™
Packaging:	Tube
Part Status:	Obsolete
Connector Type:	Header
Contact Type:	Male Pin
Pitch - Mating:	0.100" (2.54mm)
Number of Positions:	21
Number of Rows:	1
Row Spacing - Mating:	--
Number of Positions Loaded:	10
Style:	Board to Cable/Wire
Shrouding:	Shrouded - 2 Wall
Mounting Type:	Through Hole
Termination:	Solder
Fastening Type:	Friction Lock
Contact Length - Mating:	0.197" (5.00mm)
Contact Length - Post:	0.134" (3.40mm)
Overall Contact Length:	--
Insulation Height:	0.368" (9.35mm)
Contact Shape:	Square
Contact Finish - Mating:	Gold or Gold, GXT™
Contact Finish Thickness - Mating:	30.0µin (0.76µm)
Contact Finish - Post:	Tin-Lead
Contact Material:	Phosphor Bronze
Insulation Material:	Polyester, Glass Filled
Features:	--
Operating Temperature:	--
Ingress Protection:	--
Material Flammability Rating:	UL94 V-0
Insulation Color:	Blue
Current Rating:	--
Voltage Rating:	--
Mated Stacking Heights:	--
Contact Finish Thickness - Post:	150.0µin (3.81µm)
Applications:	--

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<h3>Introduction</h3>77773-303 is a model of rectangular connector which belongs to the category of Headers, Male Pins. It is widely used in different applications, such as industrial automation, electrical control, computer systems, communication systems, instrumentation fields and more. This article will discuss the application field and working principle of 77773-303 in detail. <h-3>Application Field of 77773-303</h3>77773-303 connectors are usually used in industrial automation, electrical control, computer systems, communication systems and instrumentation fields. The main purpose of this type of connector is to provide a safe and reliable connection between two points or devices. In the industrial automation field, 77773-303 connectors are widely used because of their excellent safety and reliability. They can be used in various industrial applications, such as conveying system, moving machinery, production line control systems, motor control systems, and more.In the electrical control field, 77773-303 are used in AC and DC circuits. They are also suitable for power supply, protection switch control, lighting control, and other related applications.In the computer systems, 77773-303 connectors are designed to be able to handle high data transmission speeds, making them suitable for use in data transmission systems, such as Ethernet, USB, and other high speed digital signal transmission applications.In the communication systems, these rectangular connectors can be used for various radio frequency (RF) connections. For example, they can be used in the telecommunications industry for RF signal transmission.Lastly, in the instrumentation fields, 77773-303 connectors are used to connect instruments and systems, such as industrial flowmeters, pressure transducers, thermometers, pH meters, and more. <h3>Working Principle of 77773-303</h3>The working principle of the 77773-303 rectangular connectors is based on the electrical contact surface contact principle. The contact surfaces are arranged in a row form, and the inserted pins fit perfectly into the contact surface. This creates an electrical path between the two connected components.The contact surfaces are made of a combination of metal and plastic, which offers excellent electrically conductive and insulation properties. The contact surface also has a good resistance to corrosion and oxidation, ensuring a safe and durable connection.The 77773-303 rectangular connectors have a simple and easy to use design, which makes them suitable for a variety of applications. The connectors can be quickly and easily installed, and the pins can be removed easily for cleaning and reassembly. This allows for easy maintenance and maximum flexibility in design.In addition, the 77773-303 connectors are also designed to be durable and long lasting. The connectors are made from high-quality materials, which are tested for their reliability and durability. The connectors also have a high temperature tolerance, making them suitable for harsh environment applications.<h3>Conclusion</h3>77773-303 connectors are a reliable and versatile choice for a variety of applications. They are designed for high data transmission speeds and are suitable for industrial automation, electrical control, computer systems, communication systems, and instrumentation fields. Furthermore, the working principle of the connectors is based on the electrical contact surface contact principle, which ensures a safe and durable connection.

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