305-042-556-202

Edgeboard Connectors Overview

The EDAC Inc. 305-042-556-202 is a standard card edge connector designed for dual-edge board applications. It features 42 positions with a 0.156-inch (3.96mm) pitch across two rows. The connector utilizes female contacts with gold plating and solder lug termination. It supports PCB thicknesses between 0.054 and 0.070 inches (1.37mm to 1.78mm). Rated at 5A, it operates within -40°C to 105°C using thermoplastic polyester insulation.

Edgeboard Connectors Feature Summary

• Dual-edge female connector configuration for non-specified card types
• Straddle mount installation style with flange features
• Gold-plated copper alloy contacts for reliable signal transmission
• Thermoplastic polyester insulation material construction

Edgeboard Connectors Applications

• Card extender interfaces
• Panel-mounted vertical interconnects
• Industrial control system backplanes
• Telecommunications equipment modules

Edgeboard Connectors Procurement Notes

Verify the specific suffix codes against official EDAC documentation to ensure correct contact type and mounting variations. Confirm RoHS compliance status and moisture sensitivity levels prior to integration. Cross-reference the manufacturer part number with authorized distributor catalogs to validate current production status and availability constraints.

Edgeboard Connectors Selection Notes

Select this component when dual-row connectivity with a 3.96mm pitch is required for straddle mounting applications. Ensure the target PCB thickness falls within the specified 1.37mm to 1.78mm range. Consider the 5A current rating and operating temperature limits for environmental suitability in industrial or telecommunications settings.

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 for diverse electronic assembly needs. The 305-042 variant specifically addresses high-density dual-edge requirements with robust mechanical stability and standardized electrical performance characteristics.

Edgeboard Connectors Replacement Considerations

Consult the official EDAC 305 Series Ordering Guide for direct substitutes. Verify compatibility regarding pitch, row count, and mounting style before swapping components.