M20-7873546

Overview

The M20-7873546 is a rectangular receptacle connector from the Harwin M20 series, designed for surface mount technology (SMT) applications. It features a dual in-line configuration with 70 positions arranged in two rows of 35 contacts each. The connector utilizes a 2.54 mm pitch and supports both bottom and top entry mating options. Constructed with tin-plated contacts and a durable housing, it is intended for reliable board-to-board or cable connections in compact electronic assemblies requiring high-density interconnects.

Feature Summary

• Dual in-line receptacle design accommodating 70 contact positions for high-density signal routing
• Surface mount termination method compatible with standard SMT assembly processes
• Flexible mating interface supporting both bottom and top entry configurations

Applications

• High-density board-to-board interconnections in industrial control systems
• Signal distribution modules requiring robust surface-mounted female sockets
• Compact electronic enclosures utilizing dual-row connector architectures

Procurement Notes

Verify component authenticity through authorized Harwin distributors to ensure compliance with RoHS standards and material specifications. Confirm surface mount compatibility with your specific reflow profile requirements prior to integration into production lines.

Selection Notes

Select this model when a 70-position dual-row female socket is required for surface mount implementation. Ensure PCB layout accommodates the 2.54 mm pitch and verify mechanical clearance for the chosen entry direction during the design phase.

Part Context

This component belongs to the Harwin M20 series, which provides industrial-standard connectors optimized for space-constrained designs. The series offers various pin counts and mounting styles, maintaining consistent 2.54 mm spacing across the product line for interchangeability within system architectures.

Replacement Considerations

M20-7871046