74390-191LF

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74390-191LF is a type of rectangular connector, array, edge type, mezzanine (board to board). Its main features include right angle, gull wing surface mount, 19 positions, 2 rows, 1.27mm pitch, array, edge type, mezzanine (board to board). The 74390-191LF also contains stamped and formed contacts with nickel-plated steel body. This type of connector is optimal for use in Card edge/V-edge applications as it provides reliable operation in both of these cases.The standard temperature range of operation is -55°c to 125°c, with a rated current of 4A and a voltage rating of 50V. In addition, the insulation resistance is greater than 1000M and the contact resistance is 30 mohms. One of the main advantages of the 74390-191LF connector is its high durability rating, with a minimum of 10 matching and mating cycles.The 74390-191LF connector is very useful for a variety of applications. Its tiny size makes it ideal for high-density applications, and its reliability and durability make it well-suited for harsh environments. It is also very useful in devices requiring a small form factor, such as portable computers or data storage devices. The 74390-191LF connector can be used to connect electronic equipment in a variety of ways depending on the application. For instance, if used as an interface between a computer and external storage device, the 74390-191LF connector would be used to transmit data between the two devices. Other applications for the 74390-191LF connector include power systems, medical systems, and even in aerospace applications. The working principle of the 74390-191LF connector is relatively simple. When the connector is plugged into a mating half, the gold-plated contacts on the connector fit precisely into small insulating channels on the mating half. This creates a reliable electrical connection between the two pieces of equipment. In order to maintain the connection, the connector should remain firmly pushed against the mating half. In addition to creating a reliable connection, the 74390-191LF connector is designed to withstand high levels of vibration, shock, and other external stresses. The contact springs at each end of the connector are held in place by a metal baffle, which helps to keep the connection in place and prevent any moisture or dirt buildup. This, along with the gold-plated contacts, ensures that the connection remains reliable and secure, even in extreme conditions.Overall, the 74390-191LF connector is a reliable and versatile rectangular connector, designed to meet the demands of a wide variety of applications. Its small size, high durability, and reliable electrical connection make it an ideal choice for high-density and harsh environmental applications. With its impressive specs and reliable performance, the 74390-191LF connector is sure to fulfill the needs of any application.

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