337-020-521-101

Edgeboard Connectors Overview

The EDAC Inc. 337-020-521-101 is a standard card edge connector designed for single-edge board applications. It features 20 positions with a 3.96 mm (0.156 inch) pitch and supports a PCB thickness of 1.57 mm. The component utilizes gold-plated copper alloy contacts and a thermoplastic polyester housing. Rated for 3 A current, it employs a female socket configuration with wire wrap termination. Operating temperatures range from -40°C to +105°C, ensuring reliability in diverse industrial environments.

Edgeboard Connectors Feature Summary

• Single-row female socket design for non-specified single-edge circuit boards
• Gold-plated copper alloy contacts ensure reliable signal transmission
• Thermoplastic polyester housing provides structural stability and insulation
• Wire wrap termination style facilitates secure panel or board mounting

Edgeboard Connectors Applications

• Industrial control systems requiring robust interconnects
• Communication equipment interface modules
• Automotive electronics subsystems
• Medical device internal connections
• Research and educational laboratory instrumentation

Edgeboard Connectors Procurement Notes

Verify the complete part number including suffixes to confirm specific termination and orientation variants. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure compatibility with target PCB thickness specifications during mechanical design validation. Cross-reference datasheet electrical ratings against system requirements to guarantee operational safety margins.

Edgeboard Connectors Selection Notes

Select this model when a single-edge connection with 20 positions is required. Verify that the application environment falls within the specified temperature range. Consider the wire wrap termination method for assembly processes. Evaluate the 3.96 mm pitch against existing board layout constraints. Confirm the vertical or right-angle mounting preference matches the enclosure design requirements.

Edgeboard Connectors Part Context

This component belongs to the EDAC 337 series of standard card edge connectors. The series offers various position counts and termination options. It serves as a reliable interface solution for connecting printed circuit boards to backplanes or chassis systems. The design emphasizes durability and consistent electrical performance across industrial applications.

Edgeboard Connectors Replacement Considerations

Compatible substitutes within the same series include 337-026-558-112 and 337-022-500-207. These alternatives share similar pitch and housing materials but differ in position count and termination styles. Verify mechanical dimensions and electrical ratings before substitution.