387-050-555-202

Edgeboard Connectors Overview

The EDAC Inc. 387-050-555-202 is a dual-row card edge connector from the 387 Series, designed for through-hole mounting. It features 50 positions with a 0.156-inch (3.96mm) pitch and accepts board thicknesses between 0.054 and 0.070 inches. The contacts are gold-plated copper alloy with a 10.0µin thickness, rated for 3A current. Operating temperature ranges from -40°C to 105°C.

Edgeboard Connectors Feature Summary

• Dual female contact configuration for reliable signal transmission
• Gold plating on mating areas ensures low contact resistance
• Thermoplastic polyester insulation provides thermal stability

Edgeboard Connectors Applications

• Industrial control system interconnects
• Telecommunications equipment backplanes
• Embedded computing module connections

Edgeboard Connectors Procurement Notes

Verify the specific suffix against the official 337/387 Series Ordering Guide to confirm flange style and termination details. Ensure compatibility with the target PCB thickness range of 0.054 to 0.070 inches. Confirm RoHS compliance status if required by project specifications before finalizing procurement orders.

Edgeboard Connectors Selection Notes

Select this component when a dual-sided connection is required for high-density applications. The 0.156-inch pitch accommodates standard board layouts. Verify that the housing material meets the thermal requirements of the operating environment up to 105°C. Ensure the through-hole termination method aligns with the assembly process capabilities.

Edgeboard Connectors Part Context

This part belongs to the EDAC 387 Series, which offers various configurations for card edge applications. The series includes single and double-row options with different pin counts. The 387-050 variant specifically addresses mid-range density needs within the product line.

Edgeboard Connectors Replacement Considerations

Consult the EDAC 387 Series cross-reference documentation for direct substitutes. Alternative parts must match the 0.156-inch pitch and dual-row configuration. Verify mechanical dimensions and electrical ratings before substitution.