51939-768LF

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Backplane Connectors are important components in communication systems. Backplane Connectors have been steadily becoming more sophisticated in order to meet the demands of ever increasing data speeds and power requirements. Among them, 51939-768LF is one of the specialized connectors and can offer great performance in extreme cases. In this article, we will explain the application field and working principle of 51939-768LF.

Application Field

51939-768LF is a low-profile backplane connector designed for high-speed applications requiring up to 4.5 Gbps for SERDES applications. It is designed for ruggedness, higher crosstalk performance, and superior signal integrity. It is suitable for an array of applications such as:

• High-speed point-to-point connections
• Mass storage and hig-bandwidth applications
• High-capacity networking applications
• Telecommunication switches, servers and routers

The 51939-768LF is ideal in extreme applications where reliable data transmission and minimized crosstalk is required.

Working Principle

The 51939-768LF employs a paralleling technique, which helps to achieve superior crosstalk performance. The connector incorporates two rows of 56 contacts that can carry differential high-speed transmission lines. Moreover, a lacing configuration is used to reduce crosstalk and its blind mate configuration eliminates any achievable mating errors. In contrast to traditional right angle connectors, the 51939-768LF can save up to 60% board space and provide multiple high-speed serial communications in a smaller area.

The 51939-768LF is a low-profile connector that incorporates MIL-STD-1553 coaxial termination modules. This helps to provide increased impedance stabilisation. Furthermore, this connector is designed with a shielded and plated-thru configuration, resulting in improved signal integrity and shielding effectivity.

The 51939-768LF may be equipped with several accessories to fit different application scenarios. These accessories include:

• Compression shields to enable higher shielding effectivity.
• Wireless LAN antennas and temperature sensors.
• PCIe extenders and USB port extenders.

The 51939-768LF offers further advantages when used in high-speed applications. They include minimized transmission losses, maximum control bandwidth, and increased signal integrity. Furthermore, this connector is resistant to most conditions and its high level of robustness makes it ideal for extreme applications that require high levels of reliability.

Conclusion

51939-768LF is a specialized backplane connector that is designed for high-speed point-to-point connections and mass storage applications. It offers superior crosstalk performance which helps to achieve an increased control bandwidth and improved signal integrity. This connector is equipped with several accessories that make it suitable for a variety of applications. The 51939-768LF offers the highest level of reliability and robustness for extreme applications.

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