305-080-521-558

Edgeboard Connectors Overview

The EDAC Inc. 305-080-521-558 is a standard card edge connector designed for dual-edge printed circuit boards. It features 80 positions with a 0.156-inch (3.96 mm) contact spacing and accepts board thicknesses ranging from 0.054 to 0.070 inches (1.37 mm to 1.78 mm). The connector utilizes female contacts made of copper alloy with gold plating, ensuring reliable electrical performance. Rated for 5 A current, it operates within a temperature range of -40°C to +105°C. The unit employs a solder pin termination style and is constructed with a green thermoplastic polyester insulator.

Edgeboard Connectors Feature Summary

• Dual-edge female contact configuration for secure board insertion
• Gold-plated copper alloy contacts for corrosion resistance
• Thermoplastic polyester insulator body for thermal stability
• Solder pin termination for robust panel mounting

Edgeboard Connectors Applications

• Industrial control systems requiring high-density interconnects
• Telecommunications equipment backplanes
• Medical device internal module connections
• Automotive electronic control units

Edgeboard Connectors Procurement Notes

Verify the specific suffix codes against the manufacturer's official ordering guide to confirm exact mechanical dimensions and flange configurations. Ensure compatibility with the target PCB stack-up and mating card thickness specifications before procurement. Cross-reference the RoHS compliance status with current regulatory requirements for the intended market.

Edgeboard Connectors Selection Notes

Select this component when a dual-edge connection with 80 positions and 3.96 mm pitch is required. Confirm that the application environment stays within the specified -40°C to +105°C operating range. Verify that the PCB thickness falls within the 1.37 mm to 1.78 mm acceptance window to ensure proper contact engagement and mechanical retention.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 series of standard card edge connectors. The series is characterized by its versatility in handling various board thicknesses and its use of gold-plated contacts for durability. The 305 series is widely utilized in industrial and commercial applications where reliable signal transmission and mechanical stability are critical for long-term operation.

Edgeboard Connectors Replacement Considerations

Consult the EDAC 305 Series Ordering Guide for direct substitutes with differing position counts or flange options. No alternative part numbers are explicitly confirmed as functional replacements in the provided documentation.