306-035-520-103

Overview

The EDAC Inc. 306-035-520-103 is a dual female card edge connector designed for panel mount installation. It features 70 positions arranged in two rows with a 0.156-inch (3.96mm) spacing. The contacts are made of copper alloy with gold plating and utilize a cantilever spring design. The insulator body is constructed from thermoplastic polyester, rated for operation between -40°C and 105°C. It accepts printed circuit boards with a thickness ranging from 0.054 to 0.070 inches.

Feature Summary

• Dual female configuration with cantilever spring contacts for reliable board insertion
• Gold-plated copper alloy terminals ensure stable electrical performance
• Thermoplastic polyester insulator provides durability across wide temperature ranges
• Panel mount design with flange features for secure mechanical attachment

Applications

• Industrial control system backplanes
• Telecommunications equipment interconnects
• Test and measurement instrument modules
• Automotive electronic control units

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official 306 Series Ordering Guide to confirm contact spacing, termination type, and insulation material. Ensure the selected variant matches the required PCB thickness tolerance and mounting style specifications before finalizing procurement orders.

Selection Notes

Select this component when a high-density dual-row interface is required for panel-mounted applications. Confirm that the target PCB thickness falls within the specified acceptance range to ensure proper contact engagement. Verify environmental ratings align with the operational temperature requirements of the intended system environment.

Part Context

This part belongs to the EDAC 306 Series, which offers various configurations of card edge connectors. The series supports different pin counts and termination styles, providing modular solutions for standard board-to-board or backplane connections in rugged industrial environments.

Replacement Considerations

Consult the official EDAC 306 Series cross-reference documentation for verified substitute part numbers. Ensure any replacement maintains identical contact spacing, row configuration, and mounting dimensions to preserve mechanical fit.