305-020-521-202

Edgeboard Connectors Overview

The EDAC Inc. 305-020-521-202 is a dual-edge female card edge connector designed for panel and through-hole mounting. It features 20 positions with a 0.156-inch (3.96mm) pitch across two rows. The contacts are made of copper alloy with gold plating, ensuring reliable signal transmission. The housing is green thermoplastic polyester, rated for operation between -40°C and +105°C. It accepts board thicknesses from 0.054 to 0.070 inches.

Edgeboard Connectors Feature Summary

• Dual-edge female configuration for secure board insertion
• Gold-plated copper alloy contacts for corrosion resistance
• Thermoplastic polyester insulation for thermal stability
• Panel mount design with flange support

Edgeboard Connectors Applications

• Industrial control systems
• Telecommunications equipment
• Medical instrumentation

Edgeboard Connectors Procurement Notes

Verify the specific suffix codes against the manufacturer's ordering guide to ensure correct contact length and flange specifications. Confirm RoHS compliance status prior to integration. Check lead times as availability may vary by region. Ensure compatibility with existing PCB stack-up dimensions before finalizing procurement orders.

Edgeboard Connectors Selection Notes

Select this component when a dual-edge female connector with a 3.96mm pitch is required. Verify that the target PCB thickness falls within the 0.054 to 0.070 inch range. Consider the operating temperature limits and current ratings relative to the application environment. Ensure mechanical fitment aligns with panel cutout requirements.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 series of standard card edge connectors. The series offers various position counts and termination styles. The 305-020 variant specifically provides a compact 20-position interface suitable for dense circuit board applications requiring robust mechanical retention and electrical performance.

Edgeboard Connectors Replacement Considerations

Cross-reference with other EDAC 305 series parts for alternative pin counts or termination types. Verify mechanical dimensions and electrical ratings match before substituting. No direct public substitute part numbers are confirmed in the provided documentation.