305-080-500-503

Edgeboard Connectors Overview

The EDAC Inc. 305-080-500-503 is a standard card edge connector from the 305 series, designed for dual-edge board applications. It features 80 positions arranged in two rows with a contact spacing of 0.156 inches (3.96 mm). The connector utilizes female contacts made of copper alloy with gold plating to ensure reliable signal transmission. It supports a nominal printed circuit board thickness of 0.062 inches (1.57 mm) and offers a continuous current rating of 5 A. The unit employs a solder lug termination type for secure PCB mounting.

Edgeboard Connectors Feature Summary

• Accepts between-contact and in-contact polarizing keys for enhanced alignment and security
• Features a low-profile insulator body constructed from thermoplastic polyester
• Provides high dielectric strength with a 1800 VACrms insulation capability

Edgeboard Connectors Applications

• High-density electronic interconnect systems requiring polarized keying
• Industrial control panels utilizing dual-edge card edge modules
• Test and measurement equipment interfaces demanding robust thermal performance

Edgeboard Connectors Procurement Notes

Verify that the specific order matches the manufacturer part number 305-080-500-503 exactly. Confirm compatibility with the required polarizing key configuration, as this connector accepts both between-contact and in-contact types. Ensure the target printed circuit board thickness aligns with the specified 0.062-inch nominal requirement for proper mechanical fit and electrical contact.

Edgeboard Connectors Selection Notes

Select this component when a dual-edge connector with 80 positions and 3.96 mm pitch is required. The 5 A current rating and 1800 VACrms insulation make it suitable for demanding industrial environments. Consider the availability of compatible polarizing keys if mechanical locking against insertion errors is necessary for the specific assembly application.

Edgeboard Connectors Part Context

This component belongs to the EDAC 305 Series, which provides standard card edge connectors for various industrial and commercial applications. The series is characterized by its versatility in accepting different polarizing keys and supporting nominal board thicknesses of 0.062 inches. The 305-080-500-503 variant specifically addresses needs for higher pin counts while maintaining the series' established reliability standards.

Edgeboard Connectors Replacement Considerations

Direct substitutes within the same series include 305-080-500-502 and 305-080-555-568. Verify flange characteristics, such as thread type or diameter, as these vary between variants. Ensure the replacement maintains the 80-position count and 0.156-inch pitch to guarantee mechanical interchangeability.