305-016-521-503

Edgeboard Connectors Overview

The EDAC Inc. 305-016-521-503 is a dual-edge female card edge connector designed for through-hole mounting. It features 16 positions with an 8-pin per row configuration and a 0.156-inch (3.96mm) pitch. The contacts are gold-plated copper alloy with a 10.0µin thickness, utilizing semi-crimped terminals. The housing is green thermoplastic polyester, rated for -40°C to 105°C operation. It accepts board thicknesses of 0.054" to 0.070" (1.37mm to 1.78mm).

Edgeboard Connectors Feature Summary

• Dual-edge female contact design for secure board insertion.
• Gold-plated copper alloy terminals ensure reliable conductivity.
• Thermoplastic polyester insulation provides thermal stability.

Edgeboard Connectors Applications

• Industrial control system backplanes.
• Telecommunications equipment interconnects.
• Automotive electronic module connections.

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix against the manufacturer's official 305 Series Ordering Guide to confirm pin count, plating, and orientation match project requirements. Confirm RoHS compliance status and lead times directly with authorized distributors prior to procurement.

Edgeboard Connectors Selection Notes

Select this component when a dual-edge female connector with a 0.156-inch pitch is required. Ensure the target PCB thickness falls within the 0.054" to 0.070" range. Verify that the application environment remains within the specified -40°C to 105°C operating temperature limits.

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 styles. The 305-016 variant specifically addresses applications requiring 16-position dual-edge connectivity with through-hole termination.

Edgeboard Connectors Replacement Considerations

Consult the EDAC 305 Series Ordering Guide for direct substitutes. Cross-reference compatible parts from other manufacturers only if mechanical dimensions and electrical ratings are identical.