M20-7851046

Overview

The M20-7851046 is a 20-position female socket connector from the Harwin M20 series, designed for through-hole mounting. It features a 2.54mm (0.100 inch) pitch and a dual in-line (DIL) configuration with two rows of ten contacts each. The connector utilizes tin-plated brass terminals and a black polyamide insulation body rated UL94 V-0. It supports both bottom and top entry mating styles and operates within a temperature range of -40°C to +105°C.

Feature Summary

• Dual row DIL configuration for high-density board-to-board connections
• Tin-plated brass contacts ensure reliable electrical performance
• Polyamide housing provides thermal stability and UL94 V-0 flammability rating

Applications

• Board-to-board interconnections
• High-density PCB layouts
• Industrial electronic assemblies

Procurement Notes

Verify component authenticity by checking manufacturer markings against official datasheets. Confirm that the part number matches the specific 20-position DIL variant. Ensure storage conditions maintain integrity of the tin plating and polymer housing before installation.

Selection Notes

Select this model when a 20-pin through-hole female header is required. Verify compatibility with mating male pins regarding contact length and stacking height. Consider the dual-row layout for space-constrained designs requiring standard 2.54mm spacing.

Part Context

This component belongs to the Harwin M20 series, which offers industrial-standard connectors for various mounting types. The series includes surface mount and through-hole options with single or dual row configurations, catering to diverse density and reliability requirements in electronic systems.

Replacement Considerations

M20-7851042