305-016-520-278

Edgeboard Connectors Overview

The EDAC 305-016-520-278 is a standard card edge connector header from the 305 series, featuring 16 positions in a dual-row configuration. It utilizes a 3.96 mm (0.156 inch) contact spacing and is designed for 1.57 mm nominal PCB thickness. The component employs gold-plated copper alloy contacts with a solder pin termination type. Rated for 5 A continuous current, it supports panel mounting at a vertical angle. The insulator body is constructed from thermoplastic material, ensuring reliable electrical performance within specified industrial temperature ranges.

Edgeboard Connectors Feature Summary

• Accepts between-contact and in-contact polarizing keys for secure board alignment
• Features low-profile insulator body design for compact integration
• Provides high dielectric strength with 1800VACrms insulation capability

Edgeboard Connectors Applications

• Industrial control system interconnects
• Telecommunications equipment backplanes
• Test and measurement instrument modules

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix to confirm exact contact plating thickness and terminal style variations. Confirm RoHS compliance status through official manufacturer documentation prior to procurement. Ensure compatibility with existing polarizing key requirements for the target assembly design.

Edgeboard Connectors Selection Notes

Select this model for applications requiring robust mechanical retention of double-sided card edges. The 3.96 mm pitch accommodates standard board layouts while maintaining high current capacity. Verify that the target PCB thickness falls within the acceptable range for optimal contact engagement and signal integrity.

Edgeboard Connectors Part Context

This component belongs to the EDAC 305 series of card edge connectors, which are engineered for high-reliability interconnection solutions. The series offers various position counts and row configurations to suit diverse electronic packaging needs. These headers are widely utilized in environments demanding stable electrical connections under mechanical stress.

Edgeboard Connectors Replacement Considerations

Cross-reference with other EDAC 305 series variants sharing identical 16-position dual-row specifications. Ensure substitute parts maintain matching 3.96 mm pitch and 1.57 mm board thickness compatibility. Verify equivalent current ratings and polarizing key acceptance features before substitution.