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PRECI-DIP Designs Open Bottom Contacts

Product 25 November 2024 Clement Reading time : 5 minutes
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PRECI-DIP has developed a specialized series of screw-machined contacts known as open bottom contacts, which offer wide customisation options. These are an ideal option for stackable configurations, suitable also for low-profile solutions.

The screw-machined contacts use multi-finger clips and as such are a robust solution for harsh environments. While the sleeve can be easily customized to fit specific user requirements, the clip remains a standard, field-proven component.

Versatile and Customisable Open Bottom Contacts

One of the main advantages of open bottom contacts is their independence from pin length. Since there is no bottom to the contact, there are no restrictions on the pin length. The pin can significantly extend beyond the other side of the contact. This design avoids the need for excessively long contacts to accommodate variations in pin length and reduces costs.

Incorporating a wide guiding chamfer is highly appreciated when designing open bottom contacts. This chamfer serves two purposes: first, it facilitates insertion in blind mating configurations; second, it allows for easy relocation of the pin’s localization.

Guiding Chamfer

 

Independence of pin length

Overview of the PRECI-DIP Open Bottom Series

 

Open bottom contact design is ideal for stackable configurations. In this setup, the pin can pass through multiple contacts in a row, allowing for the connection of several boards together.

Another advantage of the open bottom contact design is its suitability for low-profile solutions, including 0-profile configurations. Minimizing the shoulder required for soldering the contact onto a board allows space-efficient assembly.

Stackable design

Low profile solution

Applications Across Industries: Automotive, Industrial, and Consumer Electronics

  • Automotive: The open bottom contact proves to be a robust solution. It can accommodate standard square pins from various devices, including blowers or windshield wiper motors
  • Industrial: The open bottom contact can serve as a wire trap, allowing for easy wire-to-board connections, especially in blind mating scenarios
  • Consumer electronics: Open bottom contacts serve as an excellent solution for making PCB components pluggable, removable, and replaceable. Their design allows for easy insertion, removal, and replacement of components, enhancing flexibility and maintenance efficiency

Wire trap for various wire sizes

 

Square pin mating with horizontal mount socket

in windshield wiper motor

 

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