305-056-555-202

Edgeboard Connectors Overview

The EDAC Inc. 305-056-555-202 is a dual-edge female card edge connector designed for board-to-board applications. It features 56 positions with a 0.156-inch (3.96mm) pitch across two rows. The contacts are gold-plated copper alloy with a thickness of 10.0µin (0.25µm). Rated for 5A continuous current and 1800VACrms, it operates within a temperature range of -40°C to +105°C. The housing is green thermoplastic polyester, supporting PCB thicknesses from 1.37mm to 1.78mm.

Edgeboard Connectors Feature Summary

• Accepts between-contact and in-contact polarizing keys for secure alignment
• Provides high dielectric strength with 1800VACrms insulation rating
• Features semi-waffle contact design for reliable signal transmission

Edgeboard Connectors Applications

• High-density electronic module interconnects
• Industrial control system backplanes
• Telecommunications equipment interfaces

Edgeboard Connectors Procurement Notes

Verify the specific suffix codes against the manufacturer's official ordering guide to ensure correct pin count, plating thickness, and flange configuration. Confirm RoHS compliance status and mating card specifications prior to procurement to avoid integration issues.

Edgeboard Connectors Selection Notes

Select this component when a 56-position dual-row interface is required with robust voltage isolation capabilities. Ensure the target PCB thickness falls within the specified 1.37mm to 1.78mm range to guarantee proper mechanical engagement and electrical continuity.

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 styles, providing versatile solutions for vertical panel or board edge installations in demanding electronic environments.

Edgeboard Connectors Replacement Considerations

Consult the EDAC 305 series ordering guide for direct substitutes with differing pin counts or flange options. Cross-reference compatible parts from other manufacturers only if mechanical dimensions and electrical ratings match precisely.