305-044-521-578

Edgeboard Connectors Overview

The EDAC 305-044-521-578 is a standard card edge connector header from the 305 series, manufactured by EDAC Inc. It features 44 positions arranged in a dual-row configuration with a contact spacing of 3.96 mm (0.156 inches). Designed for panel mount installation, this vertical connector utilizes solder pin termination and gold-plated copper alloy contacts to ensure reliable signal transmission. The unit supports a continuous current rating of 5 A and operates within a temperature range of -40°C to +105°C. The insulator body is constructed from thermoplastic material, accommodating printed circuit boards with a nominal thickness of 1.57 mm.

Edgeboard Connectors Feature Summary

• Accepts between-contact and in-contact polarizing keys for secure board alignment
• Provides high insulation resistance of 5 GOhms for electrical safety
• Features low-profile insulator body design for compact integration

Edgeboard Connectors Applications

• Industrial control systems requiring robust panel-mounted interconnects
• Telecommunications equipment utilizing standardized card edge interfaces
• Test and measurement devices needing reliable dual-row connections

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix against the official EDAC datasheet to confirm exact mechanical dimensions and termination style. Ensure compatibility with the target PCB thickness of 1.57 mm before procurement. Cross-reference the manufacturer part number with authorized distributors to confirm current availability status and lead times, as supply chain conditions may vary.

Edgeboard Connectors Selection Notes

Select this component when a dual-row card edge interface with 44 positions is required for panel mounting applications. The 3.96 mm pitch and 5 A current rating make it suitable for general-purpose industrial electronics. Consider the vertical orientation and solder pin termination for standard through-hole assembly processes on rigid PCBs.

Edgeboard Connectors Part Context

This connector belongs to the EDAC 305 series, which offers various configurations including different row counts, position numbers, and mounting options. The series is designed for high-reliability applications in harsh environments, providing consistent performance across diverse electronic systems. The 305-044-521-578 specifically addresses needs for medium-density dual-row connections.

Edgeboard Connectors Replacement Considerations

Direct substitutes within the same series include 305-044-520-558 and 305-044-521-258. Verify that alternative part numbers match the required 44-position count, dual-row layout, and specific termination or guide features before implementation.