89009-155LF

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Backplane connectors provide the electrical/mechanical interface between the printed circuit boards in a system. In addition to allowing data, power, and other signals to pass from one board to another, backplane connectors are also often used for EMI/RFI shielding, board retention, and simple mechanical strength. 89009-155LF is a very popular backplane connector that is especially designed for specialized applications. This article will discuss the application field and working principle of 89009-155LF.

Like any other backplane connectors, 89009-155LF is mainly used to achieve electrical connection between two printed circuit boards. It employs shielded metal shielded chassis and metallized zirconia ceramic insulator for EMI/RFI protection. Moreover, this backplane connector has a total of 156 pins, which provides users with greater flexibility in design. Its contacts can tolerate voltages of up to 250V and carry up to 3A of current. Furthermore, its operating frequency has been extended to 5GHz, allowing it to be used in high speed data transfer applications.

From the construction point of view, 89009-155LF has a unique design. Its two-piece ferrule construction provides better shielding and makes it suitable for high-density applications. Each piece has an integrated spring which helps in providing secure and reliable connection. Furthermore, a dual-piece back-shell with a snap-in ridge provides greater board retention strength. This snap-in ridge prevents unintentional detachment of the connector from the printed circuit board.

89009-155LF is a specialized backplane connector that has been designed for high-speed interconnects between two printed circuit boards with superior reliability in harsh environment. Its high-performance capabilities make it suitable for applications such as extended temperature automotive, major appliances, industrial networking, and robotic applications. It also provides superior shock and vibration protection, and its high mating cycles and physical durability make this connector a reliable choice for extended life applications.

In terms of its working principle, 89009-155LF functions similarly to most other backplane connectors. To make a connection, the male and female contact parts of the connector are brought into contact with each other. When mated, the metal shielding on each piece forms a Faraday shield, which provides reliable protection against EMI/RFI interference. At the same time, the integrated spring ensures a reliable and secure mating of the connector to the printed circuit board. Furthermore, the specialized design of the dual-piece back-shell allows for secure retention of the connector to the board while providing superior shock and vibration protection.

In conclusion, 89009-155LF is a specialized backplane connector that is designed for specialized applications. Its two-piece ferrule design, extended frequency range, high voltage tolerance, and secure mating allow it to provide reliable and secure data transfer between two printed circuit boards. Its unique design allows for superior shock and vibration protection as well as enhanced EMI/RFI shielding, making it suitable for applications such as extended temperature automotive and industrial networking. Therefore, 89009-155LF is an ideal choice for a wide range of specialized application needs.

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