M20-7871646

Overview

The Harwin M20-7871646 is a dual in-line (DIL) surface mount socket assembly featuring 32 positions arranged in two rows of 16. It utilizes a 2.54 mm pitch and supports bottom entry mating. The contacts are tin-plated, and the housing is constructed from high-temperature thermoplastic rated UL94 V-0. Designed for board-to-board applications, this component operates within a temperature range of -40°C to +105°C and carries RoHS compliance.

Feature Summary

• Dual row configuration with 16+16 positions for high-density interconnects
• Surface mount termination optimized for automated PCB assembly processes
• Bottom entry design facilitates specific connector alignment requirements
• High-temperature resistant insulation material ensures stability during soldering

Applications

• Embedded computing systems requiring robust board-to-board connections
• Industrial control modules with space-constrained layouts
• Communication equipment utilizing standard pitch interconnects
• Consumer electronics assemblies demanding reliable surface mount headers

Procurement Notes

Verify current availability status as distribution channels may list obsolete or end-of-life inventory. Confirm that the tin plating specification matches your environmental requirements. Ensure the bottom entry orientation aligns with your mechanical design constraints before finalizing procurement orders.

Selection Notes

Select this component when a DIL socket with 32 total positions is required for surface mount technology. The 2.54 mm pitch ensures compatibility with standard mating connectors. Consider the bottom entry feature if vertical clearance or specific insertion angles are critical to your system architecture.

Part Context

This part belongs to the Harwin M20 series, which provides industrial-standard rectangular connectors. The series offers various configurations including single and double rows with different contact counts. These connectors are widely recognized for their reliability in embedded PC and motherboard applications across multiple electronic sectors.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Verify pinout and mechanical dimensions carefully if considering alternative manufacturers' components with similar specifications.