305-056-521-504

Edgeboard Connectors Overview

The EDAC Inc. 305-056-521-504 is a standard card edge connector from the 305 series, designed for dual-side board insertion. It features 56 positions with a contact spacing of 0.156 inches (3.96 mm) and a row spacing of 0.140 inches (3.56 mm). The connector accepts printed circuit boards with a nominal thickness of 0.062 inches (1.57 mm). It utilizes gold-plated copper alloy contacts and is rated for 5 A current. The housing is green thermoplastic, supporting panel mount installation at a vertical angle.

Edgeboard Connectors Feature Summary

• Dual-edge female contact design for secure board retention
• Gold-plated copper alloy contacts ensure reliable signal transmission
• Thermoplastic housing provides structural stability and insulation

Edgeboard Connectors Applications

• Industrial control systems requiring robust backplane connections
• Telecommunications equipment utilizing standard card edge interfaces
• Test and measurement instrumentation modules

Edgeboard Connectors Procurement Notes

Verify that the specific part number matches the required pin count and spacing specifications for your application. Confirm compatibility with the target PCB thickness of 0.062 inches to ensure proper mechanical fit. Check for any updated environmental compliance certifications such as RoHS status before finalizing procurement orders.

Edgeboard Connectors Selection Notes

Select this component when a dual-sided card edge interface with 56 positions is required. Ensure the design accommodates the 3.96 mm pitch and allows for panel mounting. Consider the 5 A current rating and operating temperature range to verify suitability for the intended electrical load and environmental conditions.

Edgeboard Connectors Part Context

This connector belongs to the EDAC 305 series, which offers various configurations for card edge applications. The series supports different position counts and mounting styles, providing flexibility for diverse electronic assembly needs while maintaining consistent dimensional standards across the product line.

Edgeboard Connectors Replacement Considerations

Consult official EDAC documentation for direct cross-references within the 305 series. Verify that alternative parts maintain identical pin counts, spacing, and mounting requirements to ensure functional equivalence without redesigning the host PCB.