M20-7873646

Overview

The M20-7873646 is a 40-position dual-row socket assembly from the Harwin M20 series, designed for board-to-board connections. It features a 2.54 mm pitch and utilizes through-hole solder termination for secure PCB mounting. The connector employs a nylon housing and nickel-plated tin contacts to ensure reliable signal transmission. Rated for a maximum current of 12A, it operates within a temperature range of -40°C to +105°C. This component is RoHS compliant and suitable for high-density electronic applications requiring robust mechanical stability.

Feature Summary

• Dual-row configuration optimized for high-density board-to-board interconnects
• Through-hole solder termination ensures stable mechanical fixation on printed circuit boards
• Nylon housing material provides thermal resistance and structural integrity
• Nickel-plated tin contact finish offers corrosion resistance and reliable conductivity

Applications

• High-density board-to-board interconnections in industrial electronics
• Signal routing in compact consumer electronic devices
• Internal connectivity within telecommunications equipment
• Data processing modules requiring robust mechanical locking

Procurement Notes

Verify the specific suffix codes against official Harwin documentation to confirm exact pin count and termination style. Ensure compatibility with mating header assemblies regarding pitch and row alignment. Check for RoHS compliance status if operating in regulated environments. Confirm that the through-hole mounting method aligns with the target PCB manufacturing capabilities. Validate electrical ratings against the specific application load requirements before finalizing procurement.

Selection Notes

Select this component when a dual-row, high-current solution is required for vertical board stacking. The 2.54 mm pitch allows for standard trace spacing while maintaining a compact footprint. Consider the through-hole installation process for superior mechanical strength compared to surface-mount alternatives. Ensure the mating connector matches the female socket type to prevent interface mismatch. Evaluate the thermal operating range to guarantee performance under expected environmental conditions.

Part Context

This part belongs to the M20 series, a line of industrial standard connectors known for their durability and precision. The series supports various configurations including single and dual rows with different pin counts. These connectors are engineered to meet stringent reliability standards for demanding electronic applications. The M20 series emphasizes consistent performance across diverse environmental conditions.

Replacement Considerations

M20-7832046