305-074-556-508

Edgeboard Connectors Overview

The EDAC 305-074-556-508 is a standard card edge connector from the 305 series, designed for panel-mounted vertical installation. It features 74 positions with a contact spacing of 3.96 mm and accepts printed circuit boards with a nominal thickness of 1.57 mm. The connector utilizes copper alloy contacts with gold plating and employs a solder lug termination type. Rated for 5 A current, it operates within a temperature range of -40°C to +105°C and offers an insulation resistance of 5 GOhms.

Edgeboard Connectors Feature Summary

• Dual-row configuration providing 74 connection positions
• Gold-plated copper alloy contacts for reliable signal transmission
• Vertical panel mount design with solder lug termination
• Compatible with 1.57 mm nominal thickness PCBs

Edgeboard Connectors Applications

• Industrial control systems requiring robust board-to-board connections
• Telecommunications equipment utilizing standard card edge interfaces
• Test and measurement instrumentation panels
• Automotive electronics modules

Edgeboard Connectors Procurement Notes

Verify the specific suffix codes against the manufacturer's official ordering guide to ensure correct termination style and housing material. Confirm that the required PCB thickness aligns with the 1.57 mm specification before procurement. Cross-reference the pin count and row configuration with system schematics to prevent integration errors during assembly.

Edgeboard Connectors Selection Notes

Select this component when a high-density dual-row interface is required for vertical panel mounting. Ensure the application environment stays within the specified -40°C to +105°C operating range. Verify that the PCB design accommodates the 3.96 mm pitch and 1.57 mm thickness constraints. Consider the solder lug termination method for secure mechanical attachment to the chassis.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 series of standard card edge connectors. The series is characterized by its .156 inch (3.96 mm) contact spacing and compatibility with various PCB thicknesses. The 305 series provides a reliable interconnection solution for dual-edge cards in demanding electronic environments.

Edgeboard Connectors Replacement Considerations

Consult the EDAC 305 series ordering guide for alternative part numbers with different position counts or termination styles. Verify mechanical compatibility and electrical ratings before substituting with other manufacturers' products.