305-072-556-201

Edgeboard Connectors Overview

The EDAC Inc. 305-072-556-201 is a standard card edge connector from the 305 series, designed for dual-edge board interfaces. It features 72 positions with a 3.96 mm (0.156 inch) pitch and supports PCB thicknesses of 1.57 mm. The connector utilizes gold-plated copper alloy contacts for reliable signal transmission and offers a current rating of 5 A. Constructed with thermoplastic polyester insulation in green, it operates within a temperature range of -40°C to +105°C and provides an insulation resistance of 5 GOhms.

Edgeboard Connectors Feature Summary

• Dual-row configuration supporting double-sided card edge insertion
• Gold-plated copper alloy contacts ensure stable electrical connectivity
• Thermoplastic polyester housing provides thermal stability up to 105°C

Edgeboard Connectors Applications

• Industrial control system interconnections
• Telecommunications equipment backplanes
• Automotive electronic module connections

Edgeboard Connectors Procurement Notes

Verify the specific suffix code against the manufacturer's official ordering guide to confirm mounting style and termination type. Ensure compatibility with the target PCB thickness and contact plating requirements before procurement. Cross-reference the RoHS compliance status with current regulatory standards for the intended market.

Edgeboard Connectors Selection Notes

Select this component when a dual-edge card interface with 72 positions is required. Confirm that the application environment stays within the specified -40°C to +105°C operating range. Verify that the PCB design accommodates the 3.96 mm pitch and 1.57 mm thickness constraints for proper mechanical fit.

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 options, providing a modular solution for high-density interconnect applications. The 305 series is widely used in industrial and commercial electronics requiring robust board-to-board connections.

Edgeboard Connectors Replacement Considerations

Compatible substitutes include EDAC 305-072-521-201 and 305-072-520-204, which share identical pin counts, pitch, and electrical ratings but may differ in mounting style or termination method.