305-052-521-502

Edgeboard Connectors Overview

The EDAC Inc. 305-052-521-502 is a standard card edge connector featuring 52 positions in a dual-row configuration. It utilizes a 3.96 mm (0.156 inch) pitch and is designed for 1.57 mm thick circuit boards. The component offers a 5 A continuous current rating and supports 1800 VACrms insulation voltage. Contacts are gold-plated copper alloy, with a thermoplastic polyester housing. It employs solder pin termination and vertical panel mount installation.

Edgeboard Connectors Feature Summary

• Accepts between-contact and in-contact polarizing keys for secure board alignment
• Dual female contact design ensures reliable electrical connection to card edges
• Gold-plated contacts provide corrosion resistance and stable signal transmission

Edgeboard Connectors Applications

• Industrial control systems requiring high-density interconnects
• Communication equipment backplanes
• Automotive electronic modules

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix against official EDAC documentation to ensure correct contact plating thickness and housing material variants. Confirm that the polarizing key compatibility matches your system requirements. Check RoHS compliance status directly from the manufacturer datasheet before integration into regulated assemblies.

Edgeboard Connectors Selection Notes

Select this model when a 52-position dual-edge interface is required with a 3.96 mm pitch. Ensure the application environment stays within the specified thermal limits. Verify that the 1.57 mm board thickness aligns with your PCB design specifications to guarantee proper mechanical engagement and electrical performance.

Edgeboard Connectors Part Context

This component belongs to the EDAC 305 series of standard card edge connectors. The series provides various position counts and row configurations for diverse connectivity needs. The 305 series is widely used in applications demanding robust mechanical stability and reliable electrical performance in compact form factors.

Edgeboard Connectors Replacement Considerations

Consult official EDAC cross-reference lists for verified substitutes. Generic equivalents may not match the precise 3.96 mm pitch or polarizing key requirements. Validate mechanical dimensions and electrical ratings before substituting.