M20-7860342

Overview

The M20-7860342 is a Harwin M20 series socket assembly featuring 3 positions with a 2.54 mm pitch. It utilizes a single row configuration and employs surface mount termination for PCB integration. The connector incorporates a push-pull locking mechanism to ensure secure mating. Contact surfaces are gold-plated, while the tail contacts feature tin plating. The housing is constructed from black polyamide (PA6T) rated UL94 V-0, supporting an operating temperature range of -40°C to +105°C.

Feature Summary

• Push-pull locking system for reliable connection retention
• Dual-contact plating with gold on mating surfaces and tin on tails
• Surface mount design for automated PCB assembly

Applications

• Board-to-board interconnections
• Cable-to-board assemblies
• Industrial electronic modules

Procurement Notes

Verify component authenticity through authorized channels due to end-of-life status. Confirm RoHS compliance documentation matches current regulatory requirements. Validate that the specific suffix corresponds to the required contact finish and packaging format before finalizing procurement orders.

Selection Notes

Select this component when a low-profile SMT socket with positive locking is required. Ensure the mating header supports the specified 2.54 mm pitch and compatible contact geometry. Verify that the stack height specifications align with the mechanical constraints of the target enclosure design.

Part Context

This part belongs to the M20 rectangular connector family designed for high-density applications. The series offers various row counts and termination styles. This specific model represents a compact three-position variant optimized for space-constrained surface mount environments requiring robust mechanical retention.

Replacement Considerations

M20-7860442 serves as a verified substitute within the same product line.