305-074-520-212

Edgeboard Connectors Overview

The EDAC Inc. model 305-074-520-212 is a standard card edge connector from the 305 series, designed for dual-edge female applications. It features 74 positions with a 3.96 mm (0.156 inch) pitch and supports two rows of contacts. The connector utilizes gold-plated copper alloy terminals and a thermoplastic polyester housing. Rated for 5 A current, it accommodates board thicknesses between 1.37 mm and 1.78 mm. Operating temperatures range from -40°C to +105°C, with an insulation resistance of 5 GOhms.

Edgeboard Connectors Feature Summary

• Dual-edge female configuration with gold-plated copper alloy contacts
• Thermoplastic polyester housing for thermal stability
• Panel mount installation with vertical orientation

Edgeboard Connectors Applications

• Industrial control systems requiring robust interconnects
• Telecommunications equipment backplanes
• Medical device circuit boards

Edgeboard Connectors Procurement Notes

Verify the specific suffix codes against official EDAC documentation to confirm plating thickness and flange characteristics. Ensure compatibility with target PCB thickness specifications before procurement. Confirm RoHS compliance status through manufacturer datasheets. Cross-reference ordering guides for accurate lead times and packaging details.

Edgeboard Connectors Selection Notes

Select this component when dual-edge female connectivity is required for high-density signal routing. The 3.96 mm pitch suits standard industrial board layouts. Verify that the 5 A current rating meets system power requirements. Ensure panel mounting constraints align with the vertical installation style and flange dimensions.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 series, a line of standard card edge connectors known for reliability in harsh environments. The series offers various position counts and mounting styles. The 305-074 variant provides a mid-range contact count suitable for complex data transmission interfaces.

Edgeboard Connectors Replacement Considerations

Consult EDAC official substitution lists for direct replacements. Verify pinout compatibility and mechanical footprint alignment. Check electrical ratings and material specifications to ensure equivalent performance.