M20-9963546

Headers, Male Pins Overview

The M20-9963546 is a vertical pin header connector from the Harwin M20 series, designed for board-to-board or cable applications. It features a 2.54 mm (0.100 inch) pitch with 35 positions in a dual-in-line configuration (two rows of 35). The connector utilizes square brass contacts with tin plating and is housed in black polyamide (PA6T/nylon 6T) insulation rated UL94 V-0. It supports through-hole solder termination and operates within a temperature range of -40°C to 105°C. Each contact is rated for 3A current.

Headers, Male Pins Feature Summary

• Dual-row design with 35 positions per row for high-density connections
• Vertical orientation with push-pull locking style for secure mating
• Tin-plated brass contacts ensuring reliable conductivity
• UL94 V-0 rated polyamide insulation for flame resistance

Headers, Male Pins Applications

• Board-to-board interconnections
• Cable-to-board assemblies
• General electronic equipment signal routing

Headers, Male Pins Procurement Notes

Verify the specific part number against official Harwin documentation to confirm availability and lead times. Ensure that the tin-plated contact finish and PA6T insulation material match your environmental requirements. Cross-reference the 35+35 position count and 2.54mm pitch with your PCB footprint specifications before ordering.

Headers, Male Pins Selection Notes

Select this component when a dual-row, vertical header with 70 total positions is required. The 2.54mm pitch is standard for general-purpose electronics. Consider the 3A current rating per contact and the -40°C to 105°C operating range for suitability in your specific application environment.

Headers, Male Pins Part Context

This part belongs to the Harwin M20 series, which offers a range of pin headers and wire housings. The M20 series is known for its versatility in both board-to-board and cable-to-board applications, providing various row counts, positions, and mounting styles to suit diverse design needs.

Headers, Male Pins Replacement Considerations

M20-9983546 is listed as a potential replacement, though it is noted as obsolete. Verify compatibility with M20-9983646 if sourcing alternatives. Always confirm mechanical dimensions and electrical ratings with the manufacturer before substituting.