305-078-556-278

Edgeboard Connectors Overview

The EDAC Inc. 305-078-556-278 is a standard card edge connector from the 305 series, designed for dual-edge board applications. It features 78 positions with a 3.96 mm (0.156 inch) pitch and supports PCB thicknesses of 1.57 mm. The connector utilizes gold-plated copper alloy contacts and solder pin termination for secure electrical connections. Rated for 5 A current, it operates within a temperature range of -40°C to +105°C. The housing is constructed from thermoplastic material in green color, ensuring reliable panel mounting and vertical installation.

Edgeboard Connectors Feature Summary

• Dual-edge female connector design for non-specified card types
• Gold-plated copper alloy contacts ensure corrosion resistance
• Thermoplastic housing provides structural stability
• Solder pin termination facilitates secure panel mounting

Edgeboard Connectors Applications

• Industrial control systems requiring high-density interconnects
• Telecommunications equipment with dual-edge card interfaces
• Test and measurement devices utilizing standard card edge modules

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix against official EDAC documentation to confirm contact configuration and plating specifications. Ensure compatibility with target PCB thickness and panel mounting requirements before procurement. Confirm RoHS compliance status through manufacturer datasheets. Validate that the 78-position layout matches the intended circuit design constraints.

Edgeboard Connectors Selection Notes

Select this component when a dual-edge connection with 3.96 mm pitch is required. Consider the 5 A current rating and operating temperature range for environmental suitability. Verify that the vertical panel mount style aligns with the mechanical enclosure design. Ensure the gold-plated contacts meet the signal integrity requirements for the application.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 series of standard card edge connectors. The series offers various position counts and pitch options for diverse interface needs. The 305 series is characterized by its robust construction and reliable performance in industrial environments. This specific model provides a high-density solution for dual-edge applications.

Edgeboard Connectors Replacement Considerations

Consult official EDAC substitution guides for direct replacements. Verify equivalent pitch, position count, and mounting style for compatible alternatives. Cross-reference contact material and plating specifications to ensure performance parity. Check mechanical dimensions for fitment in existing assemblies.