5120881-1

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Backplane connectors are special devices designed to connect two or more Printed Circuit Boards (PCB\'s) in order to create a more powerful and reliable systems. One example of a specialized backplane connector is the 5120881-1 from Molex. This particular part is designed to provide reliable power and signal connections over a wide dynamic range. In this article, we will examine the typical application field and working principle of the 5120881-1 backplane connector.

5120881-1 Application Field

The 5120881-1 backplane connector is designed for use in power and signal applications in medical, automotive, industrial, and avionics applications. The connector is ideally suited for applications requiring high power and signal integrity at very low or wide operating temperatures. In particular, the 5120881-1 is widely used in medical equipment, such as MRI machines, ventilators, infusion pumps, and patient monitoring systems. It is also used in automotive, industrial and avionics applications where it provides reliable connections with very low power loss.

5120881-1 Working Principle

The 5120881-1 backplane connector is designed to provide reliable power and signal connections over a wide dynamic range. The connector is designed to maintain contact pressure throughout its operating range, while providing a secure connection with minimal risk of arcing or grounding. It utilizes a pair of large and small contact beams that transfer power and signals simultaneously. The contact beams form a double-contact making system, which ensures that the connection is kept secure even when subjected to high shock and vibration.

The connector also features a multi-plate design which ensures that any power or signal which passes through the contact points is efficiently routed without creating any interference with other pins. The contact plates are made of an efficient thermal conduction material, allowing power dissipation to be evenly distributed across the circuit. The multi-plate design also prevents current leakage, helping to minimize the risks of ground faults.

In addition, the connector utilizes a special shock absorbing system which provides improved signal integrity and noise reduction. The shock absorbing system ensures that any signal transmitted through the contact points is not interrupted by external vibrations. This helps to ensure that power and signal connections remain reliable and secure even in challenging conditions.

The 5120881-1 backplane connector is also designed for easy installation and maintenance. The connector utilizes a single-wire installation system, allowing for easy connection and disconnection of the pins. Its pin contact is gold-plated, allowing for improved corrosion resistance and superior electrical performance. Finally, the connector is designed to be compatible with standard backpanel mounting systems, making it ideal for applications in a wide range of industries.

Conclusion

The 5120881-1 backplane connector from Molex is a highly specialized part designed for power and signal applications in medical, automotive, industrial, and avionics applications. The connector is designed to provide reliable connections over a wide dynamic range, while providing a secure connection with minimal risk of arcing or grounding. It features a multi-plate design which ensures that any power or signal which passes through the contact points is efficiently routed without creating any interference with other pins, and a shock absorbing system which prevents signals from being interrupted by external vibrations. In addition, the connector is designed for easy installation and maintenance with a single-wire installation system and gold-plated pins. All these features make the 5120881-1 backplane connector an ideal solution for applications where reliable power and signal connections are required.

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