305-042-520-558

Edgeboard Connectors Overview

The EDAC Inc. 305-042-520-558 is a dual-row card edge connector designed for panel and through-hole mounting. It features 42 positions with a 0.156-inch (3.96mm) pitch, accommodating board thicknesses between 0.054 and 0.070 inches. The female contacts are made of copper alloy with gold plating, ensuring reliable signal transmission. Insulated by green thermoplastic polyester, it operates within a temperature range of -40°C to 105°C.

Edgeboard Connectors Feature Summary

• Dual-row configuration with 42 female contacts for high-density interconnects
• Gold-plated copper alloy terminals ensure corrosion resistance and low contact resistance
• Thermoplastic polyester insulator provides stability across wide temperature ranges
• Panel mount design with solder termination for secure mechanical attachment

Edgeboard Connectors Applications

• Industrial control systems requiring robust card edge connections
• Telecommunications equipment utilizing standard card edge interfaces
• Automotive electronics needing reliable high-temperature performance
• Test and measurement devices demanding precise signal integrity

Edgeboard Connectors Procurement Notes

Verify the complete part number including suffixes to ensure correct pin count and termination style. Confirm RoHS compliance status if required for specific regulatory environments. Check manufacturer datasheets for updated environmental classifications and handling instructions prior to integration into final assemblies.

Edgeboard Connectors Selection Notes

Select this component when a dual-row interface with 0.156-inch spacing is required. Ensure the target PCB thickness falls within the specified 0.054 to 0.070-inch range for proper engagement. Consider the operating temperature limits and current ratings against system requirements before finalizing the design choice.

Edgeboard Connectors Part Context

This connector belongs to the EDAC 305 series, which offers various mounting options and contact configurations. The series supports different row counts and polarizing key solutions. It is designed for applications requiring durable connections in challenging environments, providing consistent performance across industrial and commercial sectors.

Edgeboard Connectors Replacement Considerations

Consult official cross-reference guides for compatible substitutes. Verify that alternative parts match the 42-position count, 0.156-inch pitch, and dual-row layout. Ensure mechanical dimensions and electrical ratings align with existing design constraints before substitution.