305-048-556-268

Edgeboard Connectors Overview

The EDAC Inc. 305-048-556-268 is a standard card edge connector from the 305 series, designed for dual-edge female connections. It features 48 positions arranged in two rows with a contact spacing of 3.96 mm (0.156 inches) and a row spacing of 3.56 mm. The connector accepts printed circuit boards with a nominal thickness of 1.57 mm (0.062 inches). Constructed with copper alloy contacts featuring gold plating and a green thermoplastic insulator, it supports solder pin termination. Rated for 5 A current, it operates within a temperature range of -40°C to +105°C and maintains an insulation resistance of 5 GOhms.

Edgeboard Connectors Feature Summary

• Dual-row configuration providing 48 connection points for high-density interface requirements
• Gold-plated copper alloy contacts ensure reliable signal transmission and corrosion resistance
• Vertical panel mount style facilitates secure installation on chassis or enclosure panels
• Thermoplastic insulator body offers durability and compliance with environmental standards

Edgeboard Connectors Applications

• Industrial control systems requiring robust panel-mounted interconnects
• Telecommunications equipment utilizing standard card edge interfaces
• Test and measurement devices needing reliable vertical mounting solutions
• Computer peripheral hardware connecting expansion cards to motherboards

Edgeboard Connectors Procurement Notes

Verify the specific suffix codes against the manufacturer's official ordering guide to confirm exact physical dimensions and plating specifications. Ensure compatibility with the target PCB thickness of 1.57 mm before integration. Confirm RoHS3 compliance status if required by project regulations. Cross-reference the Mouser and DigiKey part numbers for accurate sourcing channels as availability may vary by region.

Edgeboard Connectors Selection Notes

Select this component when a vertical, panel-mount solution is required for dual-edge cards. The 3.96 mm pitch suits applications where standard spacing is necessary. Consider the 5 A rating for power distribution needs. Verify that the housing material meets thermal requirements up to 105°C. This model is suitable for environments demanding high insulation resistance and durable mechanical connections.

Edgeboard Connectors Part Context

This connector belongs to the EDAC 305 series, which specializes in standard card edge connectors. The series offers various position counts and mounting styles. The 305-048 variant specifically addresses mid-range density needs with 48 pins. Similar models include 305-048-520-268 and 305-048-556-508, differing primarily in suffix codes related to packaging or minor manufacturing variations.

Edgeboard Connectors Replacement Considerations

Direct substitutes include EDAC part numbers 305-048-520-268 and 305-048-556-508. These share identical electrical and mechanical parameters. Verify that the replacement part matches the specific suffix requirements for your assembly process. No cross-brand replacements are confirmed in public documentation.