305-078-521-212

Edgeboard Connectors Overview

The EDAC Inc. 305-078-521-212 is a standard card edge connector from the 305 series, designed for dual female mating with printed circuit boards. It features 78 positions arranged in two rows with a contact spacing of 0.156 inches (3.96 mm). The connector utilizes gold-plated copper alloy contacts and thermoplastic polyester insulation. It supports a current rating of 5 A and operates within a temperature range of -40°C to +105°C. The unit employs solder pin termination and is intended for panel mount installation.

Edgeboard Connectors Feature Summary

• Dual female configuration for reliable card edge mating
• Gold-plated copper alloy contacts ensure stable conductivity
• Thermoplastic polyester housing provides thermal stability
• Solder pin termination facilitates secure PCB attachment

Edgeboard Connectors Applications

• Industrial control system interconnects
• Telecommunications equipment backplanes
• Medical device signal routing
• Consumer electronics mainboard connections

Edgeboard Connectors Procurement Notes

Verify RoHS3 compliance status before integration. Confirm exact lead times with authorized distributors as availability varies. Ensure panel mounting requirements match mechanical constraints. Validate that the 78-position layout aligns with PCB footprint specifications. Check for any regional distribution restrictions prior to ordering.

Edgeboard Connectors Selection Notes

Select this model when high-density dual-row connectivity is required. The 3.96 mm pitch suits applications needing robust signal paths. Gold plating offers corrosion resistance for harsh environments. Consider the 5 A current rating for power distribution needs. Verify compatibility with existing card edge thickness standards.

Edgeboard Connectors Part Context

This component belongs to the EDAC 305 series, which specializes in standard card edge connectors. The series is characterized by its durable thermoplastic construction and versatile mounting options. It serves as a critical interface between flexible or rigid circuit cards and host systems, ensuring consistent electrical performance across various industrial sectors.

Edgeboard Connectors Replacement Considerations

Cross-reference with part number 305-078-521-278 for potential substitutes. Verify identical pin count and pitch dimensions before substitution. Ensure mechanical fitment matches original design requirements. Confirm electrical ratings remain compatible with system specifications.