305-084-521-258

Edgeboard Connectors Overview

The EDAC Inc. 305-084-521-258 is a standard card edge connector from the 305 series, designed for panel mount applications. It features a dual female configuration with 84 positions and a contact spacing of 0.156 inches (3.96 mm). The connector utilizes gold-plated copper alloy contacts and solder pin termination. It accepts printed circuit boards with a nominal thickness of 0.062 inches (1.57 mm) and offers a continuous current rating of 5 A.

Edgeboard Connectors Feature Summary

• Accepts between-contact and in-contact polarizing keys for secure board alignment
• Features a low-profile insulator body constructed from thermoplastic polyester
• Provides high dielectric strength with an 1800VACrms voltage rating

Edgeboard Connectors Applications

• Computing and storage systems requiring robust interconnect solutions
• Medical equipment utilizing standardized card edge interfaces
• Industrial control panels needing reliable panel-mounted connections

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix to ensure the correct flange and termination style match the design requirements. Confirm that the PCB thickness falls within the acceptable range of 0.054 to 0.070 inches for proper mechanical engagement. Check RoHS3 compliance status if environmental regulations apply to the final assembly.

Edgeboard Connectors Selection Notes

Select this component when a dual-sided connection with 84 positions is required at a 3.96 mm pitch. Ensure the application environment supports the specified operating temperature range. Consider the panel mount orientation and vertical installation angle during mechanical layout planning.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 series, which specializes in card edge connectors for rack and panel applications. The series is known for providing complex interconnect solutions for global distribution channels and OEMs across computing, medical, aerospace, and industrial sectors.

Edgeboard Connectors Replacement Considerations

Compatible substitutes within the same series include 305-084-521-268 and 305-084-520-258. Verify that alternative part numbers maintain identical pin counts, spacing, and termination methods before substitution.