305-028-556-504

Edgeboard Connectors Overview

The EDAC Inc. 305-028-556-504 is a standard card edge connector from the 305 series, designed for dual-edge board applications. It features 28 positions with a 3.96 mm (0.156 inch) pitch and supports a maximum PCB thickness of 1.78 mm. The connector utilizes gold-plated copper alloy contacts for reliable signal transmission and offers a 5 A current rating. Constructed with thermoplastic insulation, 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-edge female contact configuration for secure board insertion
• Gold-plated copper alloy contacts ensure durable electrical performance
• Thermoplastic housing provides structural stability and thermal resistance

Edgeboard Connectors Applications

• Industrial control system interconnections
• Telecommunications equipment backplanes
• Computing hardware peripheral interfaces

Edgeboard Connectors Procurement Notes

Verify part number accuracy against official EDAC documentation before procurement. Confirm that the specific suffix matches required mechanical tolerances and plating specifications. Ensure compatibility with target PCB thickness and panel mounting requirements. Cross-reference RoHS compliance status with current regulatory standards. Validate supply chain availability through authorized distributors only.

Edgeboard Connectors Selection Notes

Select this component when a dual-edge connection with 28 positions is required. The 3.96 mm pitch suits standard industrial board layouts. Verify that the 5 A current rating meets circuit demands. Ensure the vertical panel mount style aligns with enclosure design constraints. Confirm operating temperature range suitability for the intended environment.

Edgeboard Connectors Part Context

This component belongs to the EDAC 305 series of standard card edge connectors. The series offers various position counts and mounting styles. The 305-028 variant specifically addresses applications requiring moderate density connections. It shares common design principles with other parts in the family, such as consistent pitch and material composition.

Edgeboard Connectors Replacement Considerations

Compatible substitutes include EDAC 305-028-556-512 and 305-028-556-507. These alternatives share identical mechanical dimensions and electrical ratings. Verify pin count and contact plating specifications match exactly. Ensure mounting style and PCB thickness tolerance remain compatible with existing designs.