345-072-556-802

Edgeboard Connectors Overview

The EDAC Inc. 345-072-556-802 is a standard card edge connector featuring 72 positions arranged in a dual-row configuration with a 2.54 mm (0.100 inch) pitch. Designed for straddle mount installation, it utilizes gold-plated copper alloy contacts to ensure reliable signal transmission. The connector supports a maximum current rating of 3 A and operates within a temperature range of -40°C to +105°C. It accommodates board thicknesses between 1.37 mm and 1.78 mm, offering robust performance for high-density interconnect applications requiring durable mechanical stability.

Edgeboard Connectors Feature Summary

• Dual-edge female contact design ensures secure mating with non-specified double-sided edge boards.
• Gold-plated contacts provide corrosion resistance and stable electrical conductivity over repeated cycles.
• Straddle mount style offers enhanced mechanical stability compared to traditional through-hole configurations.

Edgeboard Connectors Applications

• Aerospace and defense systems
• Medical interconnect solutions
• Industrial control modules

Edgeboard Connectors Procurement Notes

Verify the specific suffix codes against official EDAC documentation to confirm exact plating thickness, flange specifications, and compliance status. Ensure that the ordering part number matches the required pin count and row configuration precisely. Cross-reference the manufacturer datasheet for any recent updates regarding material composition or environmental certifications before finalizing procurement orders.

Edgeboard Connectors Selection Notes

Select this component when a high-pin-count, dual-row connection is required for rigid PCBs. The straddle mount option provides superior retention force compared to standard through-hole variants. Confirm that the target circuit board thickness falls within the specified 1.37 mm to 1.78 mm range to ensure proper contact engagement and mechanical fit without excessive stress on the connector body.

Edgeboard Connectors Part Context

This part belongs to the EDAC 345 series, which specializes in standard card edge connectors for demanding environments. The series is widely utilized in sectors such as medical technology, agricultural machinery, and telecommunications where reliability under harsh conditions is critical. The 345 series emphasizes durability and consistent performance across various industrial and commercial applications.

Edgeboard Connectors Replacement Considerations

Direct substitutes within the same series include parts with identical pin counts and mounting styles, such as the 345-072-556-804. Verify dimensional compatibility and electrical ratings before substitution. Consult the official EDAC cross-reference guide for approved alternative part numbers that maintain equivalent mechanical and electrical specifications.

Edgeboard Connectors FAQ

What is the recommended board thickness for this connector?

The connector is designed for circuit boards with a thickness ranging from 1.37 mm to 1.78 mm (0.054" to 0.070").

Does this connector support single-sided or double-sided edge cards?

It is a dual-edge female connector intended for use with non-specified double-sided edge boards.