845-020-523-508

Edgeboard Connectors Overview

The EDAC Inc. 845-020-523-508 is a card edge connector from the 845 high temperature series, designed for dual-edge card applications. It features 20 positions with a 0.100 inch (2.54mm) spacing and utilizes female contacts. The component employs a gold contact finish over a copper alloy base, ensuring reliable signal transmission. It supports PCB thicknesses ranging from 0.054 to 0.070 inches and operates within a temperature range of -40°C to 125°C.

Edgeboard Connectors Feature Summary

• Dual-edge configuration for secure board retention
• High-temperature resistant construction suitable for demanding environments
• Gold-plated contacts for enhanced conductivity and corrosion resistance

Edgeboard Connectors Applications

• Industrial control systems requiring thermal stability
• Telecommunications equipment interfaces
• Automotive electronics modules

Edgeboard Connectors Procurement Notes

Verify that the specific part number matches the required dual-edge specification and pin count. Confirm compatibility with the target PCB thickness range of 0.054 to 0.070 inches. Ensure the application environment falls within the specified operating temperature limits. Check for any updated manufacturing status or obsolescence notices directly from the manufacturer before finalizing procurement plans.

Edgeboard Connectors Selection Notes

Select this component when a dual-edge connection is necessary for mechanical stability in high-temperature scenarios. The 20-position count suits moderate-density interface requirements. Consider the 0.100-inch pitch for standard board layout compatibility. Evaluate the gold contact finish against environmental exposure conditions to ensure long-term reliability without oxidation issues.

Edgeboard Connectors Part Context

This connector belongs to the EDAC 845 series, which specializes in high-temperature card edge solutions. The series offers various position counts and edge configurations to support diverse industrial and commercial electronic designs. The 845-020 variant specifically addresses dual-edge mounting needs with a standardized 20-pin footprint.

Edgeboard Connectors Replacement Considerations

Consult official EDAC documentation for direct cross-references. Verify that any substitute maintains the dual-edge architecture and identical 0.100-inch pitch. Ensure thermal ratings and contact materials match the original specifications to prevent performance degradation.