305-028-556-501

Edgeboard Connectors Overview

The EDAC Inc. 305-028-556-501 is a standard card edge connector from the 305 series, designed for panel-mounted vertical installation. It features a dual female configuration with 28 positions and a 3.96 mm (0.156 inch) pitch. The connector supports a maximum PCB thickness of 1.57 mm and utilizes gold-plated copper alloy contacts to ensure reliable signal transmission. Rated for 5 A continuous current, it employs a solder pin termination method for secure board attachment. The housing is constructed from thermoplastic material, providing durability in demanding environments.

Edgeboard Connectors Feature Summary

• Accepts between-contact and in-contact polarizing keys for precise alignment
• Dual edge female contact design for robust board interface
• Gold-plated copper alloy contacts for enhanced conductivity
• Thermoplastic housing for structural stability

Edgeboard Connectors Applications

• Industrial control systems requiring polarized connections
• Panel-mounted electronic assemblies
• High-reliability data processing hardware
• Communication equipment interfaces

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to confirm exact pin count, plating thickness, and keying options. Ensure compatibility with the target PCB stack-up and mating card dimensions before procurement. Cross-reference the part number with the latest EDAC documentation to avoid discrepancies in terminal style or insulation resistance ratings.

Edgeboard Connectors Selection Notes

Select this component when a 28-position dual-edge connector with a 3.96 mm pitch is required for panel mounting. It is suitable for applications needing polarizing key support and a 5 A current rating. Consider the vertical orientation and solder pin termination when designing the mechanical layout and assembly process.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 series of standard card edge connectors. The series is characterized by its versatility in accepting various polarizing keys and its robust construction for industrial use. The 305 series offers multiple position counts and termination styles, making it a common choice for modular electronic designs.

Edgeboard Connectors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify mechanical fit and electrical specifications with alternative vendors if direct substitution is necessary.