M20-7820342

Overview

The Harwin M20-7820342 is a 3-position female socket receptacle connector from the M20 series, designed for board-to-board or cable applications. It features a 2.54mm pitch and single row configuration with square contact shapes. The connector utilizes gold-plated brass contacts for mating surfaces and tin termination for through-hole mounting. Rated at 1000V, it operates within a temperature range of -40°C to 105°C. The housing is constructed from black polyamide (PA6T) with UL94 V-0 flammability rating.

Feature Summary

• Gold-plated brass contacts ensure reliable signal transmission in demanding environments
• Polyamide insulation provides high thermal stability and flame resistance
• Through-hole termination supports secure PCB integration

Applications

• General purpose electronic assemblies
• Industrial control systems
• Telecommunications equipment

Procurement Notes

Verify component authenticity by checking manufacturer markings against official datasheets. Confirm that the part number matches exactly, as suffixes may indicate variations in packaging or plating. Ensure compliance with RoHS directives if required for your specific application environment.

Selection Notes

Select this connector when a low-profile, vertical socket is needed for 2.54mm spacing. Consider the 1000V rating and PA6T material for industrial durability. Verify that the 3-position count aligns with circuit requirements before finalizing the design.

Part Context

This component belongs to the M20 series, known for its compact form factor and robust mechanical performance. It complements male header counterparts like the M20-9990345 to create complete interconnect solutions for various electronic modules.

Replacement Considerations

No direct public substitute part numbers are confirmed for this specific variant.