16891

Edgeboard Connectors Overview

The SparkFun PRT-16891 is a surface mount board-to-board double slot male connector designed for stacking FPGA boards. It features 50 positions with a 0.5 mm pitch across two rows. The contacts are gold-plated phosphor bronze, rated for 500 mA current and 50 V voltage. Operating temperature ranges from -20°C to +105°C. The housing is liquid crystal polymer (LCP) with UL 94 V-0 flammability rating. Insulation resistance is 100 MOhms.

Edgeboard Connectors Feature Summary

• Double slot male design enables secure vertical stacking of multiple circuit boards
• Gold-plated phosphor bronze contacts ensure reliable signal transmission
• Liquid crystal polymer housing provides high thermal stability and flame resistance

Edgeboard Connectors Applications

• Stacking Alchitry FPGA development boards
• Vertical interconnects in compact electronic assemblies
• Board-to-board connections requiring high pin density

Edgeboard Connectors Procurement Notes

Verify the exact part number PRT-16891 against official SparkFun documentation to confirm specifications. Ensure compatibility with mating female connectors on target boards. Check RoHS compliance status as indicated in manufacturer records. Confirm surface mount package dimensions match PCB layout requirements before ordering.

Edgeboard Connectors Selection Notes

Select this connector when vertical stacking of FPGA boards is required. The 0.5 mm pitch supports high-density interconnects. Gold plating offers corrosion resistance for repeated assembly cycles. Verify that the 50-position count aligns with system signal requirements. Ensure PCB thickness accommodates the double slot design for proper engagement.

Edgeboard Connectors Part Context

This component belongs to SparkFun's line of board-to-board connectors specifically engineered for their Alchitry FPGA ecosystem. It facilitates modular expansion by allowing multiple FPGA boards to stack vertically. The design prioritizes mechanical stability and electrical reliability in dense configurations common in prototyping environments.

Edgeboard Connectors Replacement Considerations

No public confirmed substitute part numbers are available.