305-076-521-204

Edgeboard Connectors Overview

The EDAC Inc. 305-076-521-204 is a standard card edge connector from the 305 series, featuring a dual-row configuration with 76 positions. It utilizes a 3.96 mm (0.156 inch) pitch and is designed for PCB tail termination. The connector supports a board thickness of 1.57 mm and operates within a temperature range of -40°C to +105°C. It has a current rating of 5 A and gold-plated copper alloy contacts. The housing is made of thermoplastic polyester, providing an insulation resistance of 5 GOhms.

Edgeboard Connectors Feature Summary

• Dual-row female contact configuration for non-specified dual-edge cards
• Gold-plated copper alloy contacts ensure reliable signal transmission
• Thermoplastic polyester housing provides thermal stability and high insulation resistance
• PCB tail termination style facilitates secure soldering connections

Edgeboard Connectors Applications

• Industrial control systems requiring robust panel-mounted interconnects
• Communication equipment utilizing standard card edge modules
• Automotive electronics applications with defined thermal requirements
• Test and measurement instrumentation boards

Edgeboard Connectors Procurement Notes

Verify the specific suffix codes against the official EDAC ordering guide to confirm mounting orientation and flange characteristics. Ensure the target application accommodates the 3.96 mm pitch and 1.57 mm board thickness constraints. Confirm RoHS compliance status through the manufacturer's latest documentation before integration into regulated environments.

Edgeboard Connectors Selection Notes

Select this component when a dual-row, 76-position interface is required with a 3.96 mm spacing. It is suitable for vertical or straight panel mounting depending on the specific variant suffix. Consider the 5 A current rating and -40°C to +105°C operating range for environmental compatibility. Verify that the host card meets the specified thickness tolerance for proper engagement.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 Series, which offers various configurations for card edge applications. The series is characterized by its standardized 3.96 mm pitch and durable construction materials. It serves as a reliable interconnection solution for modular electronic designs requiring high-density contact arrays in industrial and commercial settings.

Edgeboard Connectors Replacement Considerations

Consult the EDAC 305 Series Ordering Guide for direct substitutes with differing position counts or mounting styles. Cross-reference compatible parts from the same family to ensure identical pitch and row configuration. Verify mechanical fit and electrical ratings before substituting.