305-072-521-201

Edgeboard Connectors Overview

The EDAC Inc. 305-072-521-201 is a standard card edge connector receptacle featuring 72 positions arranged in a dual-row configuration with a 3.96 mm (0.156 inch) pitch. Designed for PCB mount applications, it utilizes gold-plated copper alloy contacts and a thermoplastic polyester housing. The component supports a current rating of 5 A and operates within a temperature range of -40°C to +105°C. It accommodates board thicknesses of 1.57 mm and offers an insulation resistance of 5 GOhms.

Edgeboard Connectors Feature Summary

• Dual-edge female contact design for secure mating with double-sided circuit boards
• Gold-plated copper alloy contacts ensure reliable signal transmission and corrosion resistance
• Thermoplastic polyester housing provides structural integrity and thermal stability
• Straight mounting style facilitates direct vertical integration onto printed circuit boards

Edgeboard Connectors Applications

• Industrial control systems requiring high-density interconnects
• Telecommunications equipment utilizing standard card edge modules
• Automotive electronics assemblies needing robust connection points
• Test and measurement instrumentation interfaces

Edgeboard Connectors Procurement Notes

Verify the specific suffix codes against official EDAC documentation to confirm exact plating thickness and material specifications. Ensure compatibility with target PCB thickness tolerances before ordering. Confirm RoHS compliance status through manufacturer datasheets. Validate that the straight mounting orientation aligns with mechanical assembly constraints. Cross-reference part numbers to avoid confusion with similar series variants.

Edgeboard Connectors Selection Notes

Select this component when a 72-position dual-row interface is required for double-sided card edge applications. The 3.96 mm pitch dictates compatible module dimensions. Consider the 5 A current rating for power distribution needs. Evaluate the operating temperature range against environmental conditions. Verify that the solder termination type matches the chosen assembly process.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 series of standard card edge connectors. The series offers various position counts and mounting styles. The 305-072-521-201 specifically addresses high-pin-count requirements. It complements other EDAC solutions for modular electronic systems. The series is widely used in industrial and commercial sectors.

Edgeboard Connectors Replacement Considerations

Consult official EDAC substitution guides for verified alternatives. Check pin count and pitch compatibility before considering substitutes. Verify housing material and termination method alignment. Ensure electrical ratings meet or exceed original specifications.