305-042-521-578

Edgeboard Connectors Overview

The EDAC Inc. 305-042-521-578 is a standard card edge connector from the 305 series, designed for panel mount applications with a vertical orientation. It features a dual female configuration with 42 positions and a 3.96 mm (0.156 inch) pitch. The connector utilizes gold-plated copper alloy contacts and a green thermoplastic polyester insulator. It supports solder pin termination and accommodates board thicknesses between 1.37 mm and 1.78 mm. The unit operates within a temperature range of -40°C to 105°C.

Edgeboard Connectors Feature Summary

• Dual female contact configuration for reliable signal transmission
• Gold-plated copper alloy contacts for corrosion resistance
• Vertical panel mount design with flange features
• Compatible with specified PCB thickness ranges

Edgeboard Connectors Applications

• Industrial control systems requiring robust interconnects
• Communication equipment backplanes
• Automotive electronics modules
• Test and measurement instrumentation

Edgeboard Connectors Procurement Notes

Verify the complete part number including suffixes to ensure correct contact plating and insulation material specifications. Confirm that the intended PCB thickness falls within the 1.37 mm to 1.78 mm operational range. Check RoHS compliance status against current regulatory requirements for the target market. Ensure mounting hardware compatibility with the specified flange dimensions.

Edgeboard Connectors Selection Notes

Select this component when a dual-sided card edge interface is required for high-density connections. The 3.96 mm pitch offers a balance between signal density and spacing reliability. Consider the 5A current rating for power distribution needs. Verify that the vertical mounting style aligns with the enclosure design constraints and cable routing requirements.

Edgeboard Connectors Part Context

This connector belongs to the EDAC 305 series of standard card edge connectors. The series provides various position counts and mounting options for diverse electronic applications. The 305 series is known for its durability and consistent performance in demanding environments. This specific model represents a mid-range position count option within the family.

Edgeboard Connectors Replacement Considerations

Cross-reference with EDAC 305-042-520-202 for similar specifications but verify if the housing color or specific flange details differ. Ensure any substitute maintains the same 42-position count and 3.96 mm pitch. Validate that the replacement part meets the same thermal and electrical ratings.