305-020-521-212

Edgeboard Connectors Overview

The EDAC Inc. 305-020-521-212 is a standard card edge connector from the 305 series, designed for dual-edge card applications. It features 20 positions with a 3.96 mm (0.156 inch) pitch and supports a board thickness of 1.57 mm. The connector utilizes gold-plated copper alloy contacts housed in a green thermoplastic polyester body. Rated for 5 A current, it offers vertical panel mount installation with solder pin termination. Operating temperatures range from -40°C to +105°C, ensuring reliable performance in industrial environments.

Edgeboard Connectors Feature Summary

• Dual-row configuration for high-density signal routing
• Gold-plated contacts ensure stable electrical conductivity
• Thermoplastic polyester housing provides thermal stability
• Vertical panel mount design facilitates secure integration

Edgeboard Connectors Applications

• Industrial control systems requiring robust connectivity
• Telecommunications equipment interface modules
• Automotive electronic control unit connections
• Test and measurement instrument backplanes

Edgeboard Connectors Procurement Notes

Verify the specific suffix codes against official EDAC documentation to confirm exact plating thickness and material specifications. Ensure compatibility with target PCB stack-up dimensions before procurement. Confirm RoHS compliance status through manufacturer datasheets. Validate that the selected variant matches the required mounting style and contact orientation for the intended assembly process.

Edgeboard Connectors Selection Notes

Select this component when a dual-edge card interface is required with a 3.96 mm pitch. Consider the 5 A current rating and -40°C to +105°C operating range for environmental suitability. Verify that the 1.57 mm board thickness aligns with the system design. Evaluate the vertical panel mount requirement against available space constraints in the enclosure layout.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 series of standard card edge connectors. The series offers various position counts and mounting options. The 305-020-521-212 specifically addresses needs for 20-position dual-edge connections. It complements other series like 315 and 355 by providing specialized configurations for different board types and mounting requirements within the same product family.

Edgeboard Connectors Replacement Considerations

Cross-reference with EDAC 305-020-521-202 or similar variants if different termination styles are needed. Verify mechanical dimensions and electrical ratings match exactly. Consult official substitution guides for equivalent parts with identical pitch and row configuration.