305-052-521-278

Edgeboard Connectors Overview

The EDAC Inc. 305-052-521-278 is a standard card edge connector from the 305 series, designed for panel mount applications. It features 52 positions with a 3.96 mm pitch and supports dual-row connections. The connector accepts printed circuit boards with a nominal thickness of 1.57 mm. Contacts are made of copper alloy with gold plating, rated for 5 A current. The housing utilizes thermoplastic polyester insulation, ensuring reliable performance within an operating temperature range of -40°C to +105°C.

Edgeboard Connectors Feature Summary

• Dual-edge female contact configuration for secure board insertion
• Gold-plated copper alloy contacts ensure low resistance and corrosion resistance
• Thermoplastic polyester insulator body provides thermal stability
• Panel mount design with vertical orientation for structural support

Edgeboard Connectors Applications

• Industrial control system backplanes
• Telecommunications equipment interconnects
• Test and measurement instrument modules
• Embedded computing hardware interfaces

Edgeboard Connectors Procurement Notes

Verify the specific suffix codes against official EDAC documentation to confirm exact pin count, row configuration, and termination style. Ensure compatibility with the target PCB thickness of 1.57 mm. Confirm RoHS compliance status through manufacturer datasheets prior to integration into regulated assemblies.

Edgeboard Connectors Selection Notes

Select this component when a high-density 52-position interface is required for panel-mounted systems. The 3.96 mm pitch accommodates standard board layouts while the dual-row design maximizes signal capacity. Verify that the application environment remains within the specified -40°C to +105°C operational limits for optimal reliability.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 series of standard card edge connectors. The series offers various position counts and mounting options, providing a scalable solution for modular electronic designs. The 305 series is characterized by its robust mechanical construction and consistent electrical performance across different configurations.

Edgeboard Connectors Replacement Considerations

Cross-reference with other EDAC 305 series variants such as 305-048-520-512 or 305-054-556-278 for alternative position counts. Ensure any substitute maintains the same 3.96 mm pitch and 1.57 mm board thickness compatibility.