305-070-520-202

Edgeboard Connectors Overview

The EDAC Inc. 305-070-520-202 is a standard card edge connector receptacle featuring 70 positions with a 3.96 mm (0.156 inch) contact spacing and 3.56 mm row spacing. Designed for dual-edge card insertion, it accommodates printed circuit boards with a nominal thickness of 1.57 mm. The component utilizes gold-plated copper alloy contacts to ensure reliable signal transmission and includes a low-profile thermoplastic insulator body. It supports a current rating of 5 A and operates within a temperature range of -40°C to +105°C.

Edgeboard Connectors Feature Summary

• Dual-edge receptacle design accommodating 1.57 mm nominal PCB thickness
• Gold-plated copper alloy contacts for enhanced conductivity and corrosion resistance
• Low-profile thermoplastic insulator body construction
• Straight panel mount installation style

Edgeboard Connectors Applications

• Industrial control systems
• Power supply units
• Storage devices
• Navigational equipment

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to confirm exact pin count, termination type, and plating specifications. Ensure compatibility with the target PCB thickness and mounting requirements before procurement. Cross-reference the part number with authorized distributors to confirm current availability and lead times.

Edgeboard Connectors Selection Notes

Select this component when a 70-position dual-edge connection is required with a 3.96 mm pitch. It is suitable for applications demanding high reliability in industrial environments due to its gold-plated contacts and robust thermoplastic housing. Consider the straight panel mount configuration for integration into chassis-based systems requiring direct board insertion.

Edgeboard Connectors Part Context

This component belongs to the EDAC 305 series of standard card edge connectors. The series is engineered for general-purpose interconnection needs across various electronic sectors. The 305 series offers multiple position counts and mounting styles to support diverse system architectures while maintaining consistent electrical performance standards.

Edgeboard Connectors Replacement Considerations

Consult the official EDAC 305 series cross-reference guide for verified substitute part numbers. Ensure any replacement maintains identical contact spacing, PCB thickness tolerance, and current rating specifications.