305-056-521-507

Edgeboard Connectors Overview

The EDAC Inc. 305-056-521-507 is a standard card edge connector featuring 56 positions arranged in a dual-row configuration. It utilizes a 3.96 mm (0.156 inch) pitch and supports PCB thicknesses ranging from 1.37 mm to 1.78 mm. The contacts are constructed from copper alloy with gold plating, rated for 5 A current. Designed for panel mounting with vertical orientation, the housing is made of green thermoplastic polyester. The operating temperature range spans from -40°C to +105°C.

Edgeboard Connectors Feature Summary

• Dual-edge female contact design for secure board insertion
• Panel-mount installation with vertical orientation
• Gold-plated copper alloy contacts for reliable conductivity
• Thermoplastic polyester insulator for thermal stability

Edgeboard Connectors Applications

• Industrial control system backplanes
• Telecommunications equipment interconnects
• Test and measurement instrument modules

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to confirm exact pin count, termination style, and flange features. Ensure compatibility with target PCB thickness and mounting hardware requirements before procurement. Cross-reference the manufacturer part number with distributor listings to confirm current availability status and lead times.

Edgeboard Connectors Selection Notes

Select this component when a high-density dual-row connection is required for thick circuit boards. Verify that the 3.96 mm pitch aligns with the mating card edge layout. Confirm that the panel mount style and vertical orientation fit the mechanical enclosure constraints. Ensure the gold contact plating meets the application's electrical reliability standards.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 series of standard card edge connectors. The series offers various position counts and termination options. The 305 series is designed for robust industrial applications requiring durable connections. This specific model provides a mid-range position count within the series lineup.

Edgeboard Connectors Replacement Considerations

Compatible substitutes include EDAC 305-050-521-507 and 305-040-520-507. These parts share the same series characteristics but differ in position count. Verify mechanical dimensions and electrical ratings before substitution.