5532430-3

Series:	HDI (High Density Interconnect)
Packaging:	Tube
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Connector Usage:	--
Connector Type:	Header, Male Pins
Connector Style:	High Density (HDC, HDI, HPC)
Number of Positions:	40
Number of Positions Loaded:	All
Pitch:	0.100" (2.54mm)
Number of Rows:	2
Number of Columns:	--
Mounting Type:	Through Hole
Termination:	Solder
Contact Layout, Typical:	--
Features:	Mating Guide
Contact Finish:	Gold
Contact Finish Thickness:	30.0µin (0.76µm)
Color:	Natural
Current Rating:	--
Material Flammability Rating:	UL94 V-0
Operating Temperature:	-65°C ~ 125°C
Voltage Rating:	--

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Introduction

Backplane connectors are a kind of connectors used to build high-speed and reliable interconnections between two electromechanical substrates. Generally, backplane connectors are divided into two categories, namely basic backplane connectors and specialized backplane connectors. In this article, we will focus on the specialized backplane connector 5532430-3, which is widely used in Ethernet applications.

553243-3 Application Field

553243-3 is a specialized backplane connector designed for Ethernet applications. As we know, Ethernet is a special interconnection method used in the transmission of digital data among many computer systems, so it demands for the connection to provide high-speed transmission as well as robust mechanical performance. 553243-3 is designed as a standard physical layer interface and it can offer enhanced mechanical stability. That is to say, 553243-3 is capable of meeting the requirements of physical layer interface and electrical connectivity for Ethernet applications.Apart from Ethernet applications, 553243-3 is also suitable for medical devices. As medical equipment usually requires quick response, 553243-3 can provides excellent bidirectional filtering capability to meet the stringent requirements of medical systems and is thus ideal for use in medical devices.

553243-3 Working Principle

Generally speaking, 553243-3 is a specialized backplane connector featuring enhanced robustness. To achieve this, it uses a special internal mechanism called "Crimp-Seat Connector System." The core working principle of this connector is to provide a stable and reliable electrical connection between two substrates while providing adequate strain relief forces to minimize the risk of breaking or bending of the electrical contacts.At the most basic level, 553243-3 consists of two parts, namely, the connector body and the contact module. The connector body is responsible for providing the electrical and mechanical interface between the two substrates, while contact module contains the springs, crimps and contacts that are the essential elements for maintaining the connection. Firstly, the contact module is inserted into the connector body and then secured with crimps. The crimps are responsible for maintaining the contact module in the correct position. At the same time, the springs in the contact module keep the contact module from sliding out of the connector body while providing additional strain relief forces. When force is applied on one end of the connector body, the crimps will keep the contact module in the same position, thereby enabling reliable electrical connection between the two substrates.

Conclusion

In conclusion, the 553243-3 is a specialized backplane connector specially designed for Ethernet applications and medical device. It adopts the Crimp-Seat Connector System to ensure reliable electrical connection, while providing adequate strain relief to protect the electrical contacts.

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