305-074-555-508

Edgeboard Connectors Overview

The EDAC Inc. 305-074-555-508 is a standard card edge connector from the 305 Series, designed for high-density interconnect applications. It features a dual-row configuration with 74 positions and a precise pitch of 3.96 mm (0.156 inches). The connector supports a board thickness of 1.57 mm and utilizes gold-plated copper alloy contacts to ensure reliable signal transmission. Rated for 5 A continuous current, it employs a solder lug termination method for secure PCB attachment. The housing is constructed from green thermoplastic polyester, providing durability in demanding environments.

Edgeboard Connectors Feature Summary

• Dual-row configuration supporting 74 positions for high-density connections
• Gold-plated copper alloy contacts ensuring reliable conductivity
• Compatible with between-contact and in-contact polarizing keys
• Thermoplastic polyester housing for structural stability

Edgeboard Connectors Applications

• Board edge interconnects requiring straddle mount configurations
• High-density electronic systems utilizing dual-row card edge interfaces
• Industrial equipment needing robust connectors with polarizing key support

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix against official EDAC documentation to confirm exact mechanical dimensions and contact finish specifications. Ensure compatibility with the target PCB stack-up and mating card edge thickness. Confirm that the required polarizing keys are sourced separately if needed for assembly. Cross-reference the manufacturer part number with authorized distributors to validate authenticity and current availability status before finalizing procurement orders.

Edgeboard Connectors Selection Notes

Select this component when a 74-position dual-row interface is required with a 3.96 mm pitch. It is suitable for applications necessitating a 5 A current rating and vertical panel mounting. Consider the gold plating for corrosion resistance and the thermoplastic housing for environmental protection. Ensure the design accommodates the specific solder lug termination style and compatible polarizing key options.

Edgeboard Connectors Part Context

This model belongs to the EDAC 305 Series, which provides various mounting options and row configurations. The series is characterized by its 3.96 mm pitch and robust construction suitable for industrial and commercial electronics. The 305-074-555-508 variant specifically addresses the need for higher pin counts in dual-row formats while maintaining standard electrical ratings.

Edgeboard Connectors Replacement Considerations

No public confirmed substitute part numbers are available for this specific component.