305-054-521-503

Edgeboard Connectors Overview

The EDAC Inc. 305-054-521-503 is a standard card edge connector from the 305 Series, designed for vertical panel mounting. It features dual female contacts with a 3.96 mm (0.156 inch) pitch and accommodates 54 positions. The connector utilizes gold-plated copper alloy terminals and a green thermoplastic insulator body. It supports solder pin termination and accepts printed circuit boards with a nominal thickness of 1.57 mm (0.062 inch). Rated for 5 A current, it operates within a temperature range of -40°C to +105°C.

Edgeboard Connectors Feature Summary

• Dual row female contact configuration for reliable board insertion
• Vertical panel mount design with low profile insulator body
• Gold-plated copper alloy terminals for enhanced conductivity
• Compatible with 1.57 mm nominal thickness PCBs

Edgeboard Connectors Applications

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

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix against the manufacturer datasheet to confirm terminal type and plating specifications. Ensure the selected variant matches the required PCB thickness tolerance of 1.57 mm. Confirm RoHS compliance status through official documentation before procurement. Cross-reference the part number with authorized distributors to ensure authenticity and availability.

Edgeboard Connectors Selection Notes

Select this component when a dual-row card edge interface with a 3.96 mm pitch is required. The 54-position count suits high-density signal routing applications. Verify that the vertical panel mount style aligns with the mechanical enclosure constraints. Ensure the operating temperature range meets the environmental requirements of the target application.

Edgeboard Connectors Part Context

This connector belongs to the EDAC 305 Series, which provides standardized card edge solutions. The series offers various position counts and mounting styles. The 305-054-521-503 specifically addresses needs for robust, high-current connections in industrial environments. It complements other series like 315 and 355 for different form factors.

Edgeboard Connectors Replacement Considerations

Direct substitutes include EDAC 305-054-521-202 and 305-054-556-278. These alternatives share the same series, pitch, and position count. Verify mechanical dimensions and termination types before substitution.