305-080-521-203

Edgeboard Connectors Overview

The EDAC Inc. 305-080-521-203 is a dual-edge card edge connector featuring 80 positions with a 0.156-inch (3.96mm) pitch. It utilizes female contacts made of copper alloy with gold plating, designed for non-specified dual-edge cards. The unit employs a half-bermuda contact type and is housed in a green thermoplastic polyester insulator. Rated for operation between -40°C and +105°C, it supports board thicknesses from 0.054 to 0.070 inches. The connector offers a 5A continuous current rating and 1800VACrms insulation voltage.

Edgeboard Connectors Feature Summary

• Accepts both between-contact and in-contact polarizing keys for secure card retention
• Features gold-plated copper alloy contacts ensuring reliable signal transmission
• Constructed with thermoplastic polyester insulation for thermal stability

Edgeboard Connectors Applications

• Industrial control systems requiring robust interconnects
• Medical equipment interfaces demanding high reliability
• Communication infrastructure hardware
• Energy sector electronic assemblies

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix against the official EDAC 305 Series Ordering Guide to confirm exact physical dimensions and mounting configurations. Ensure compatibility with the target PCB layout regarding row spacing and panel thickness requirements before finalizing procurement orders.

Edgeboard Connectors Selection Notes

Select this component when a high-density dual-row connection is required for thick double-sided circuit boards. The 0.156-inch pitch accommodates standard industrial card formats. Consider the vertical mounting style and solder lug termination method for through-hole assembly processes.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 Series, which provides a comprehensive range of card edge connectors for various industries. The series includes options for different pin counts, pitches, and mounting styles, supporting applications in communication, consumer electronics, medical, energy, and industrial sectors.

Edgeboard Connectors Replacement Considerations

Consult the EDAC 305 Series cross-reference documentation for verified substitute part numbers. Ensure any replacement maintains identical pitch, row configuration, and current ratings to preserve system integrity.