346-076-521-208

Edgeboard Connectors Overview

The EDAC Inc. model 346-076-521-208 is a standard card edge connector receptacle belonging to the 346 series. It features 76 positions with a 0.125-inch (3.175 mm) pitch and a 0.250-inch (6.35 mm) row spacing. Designed for dual-edge card insertion, it utilizes gold-plated copper alloy contacts rated for 3 A current. The housing is constructed from green thermoplastic polyester, supporting a maximum board thickness of 1.57 mm. This vertical through-hole component ensures reliable electrical interconnection in industrial applications.

Edgeboard Connectors Feature Summary

• Dual-edge female contact configuration for secure card retention
• Gold-plated copper alloy terminals for corrosion resistance
• Vertical through-hole mounting style for PCB integration

Edgeboard Connectors Applications

• Industrial control system backplanes
• Communication equipment interface modules
• Automotive electronic circuit boards

Edgeboard Connectors Procurement Notes

Verify the complete part number against official EDAC documentation to ensure correct pitch, position count, and termination type. Confirm that the specific ordering suffix matches the required mechanical dimensions and plating specifications. Cross-reference the manufacturer's latest datasheet to validate compliance with RoHS directives and environmental operating temperature ranges before finalizing procurement orders.

Edgeboard Connectors Selection Notes

Select this component when a 76-position dual-edge connector with a 3.175 mm pitch is required. Ensure the target printed circuit board accommodates the specified 1.57 mm thickness limit. Verify that the vertical orientation and through-hole termination align with the assembly process and available board space constraints for the intended design.

Edgeboard Connectors Part Context

This connector belongs to the EDAC 346 series, which provides standard card edge solutions. The series offers various position counts and configurations to support diverse electronic interconnection needs. Components within this family share common design principles regarding contact material and housing durability, ensuring consistent performance across different pin counts and mechanical variations.

Edgeboard Connectors Replacement Considerations

Consult official EDAC substitution guides for verified alternative part numbers. Generic equivalents may not match the precise 0.125-inch pitch or 0.250-inch row spacing requirements. Validate mechanical fit and electrical ratings before considering any cross-referenced components.