M20-7890442

Overview

The M20-7890442 is a surface-mount PCB receptacle connector from the Harwin M20 series. It features a single row with four positions and a 2.54 mm (0.100 inch) pitch. The connector utilizes gold-plated phosphor bronze contacts for reliable signal transmission. Designed for right-angle mounting, it facilitates board-to-board interconnections in compact electronic assemblies.

Feature Summary

• Right-angle surface mount design for space-constrained PCB layouts
• Gold-plated contacts ensure corrosion resistance and stable electrical performance
• Single-row configuration simplifies routing and assembly processes

Applications

• Board-to-board interconnections in consumer electronics
• Industrial control system module interfaces
• Compact embedded device internal wiring

Procurement Notes

Verify the specific suffix against official Harwin documentation to confirm right-angle orientation and contact plating specifications. Ensure compatibility with mating header components regarding pitch and row count. Cross-reference RoHS compliance status with current regulatory requirements before finalizing procurement decisions.

Selection Notes

Select this component when right-angle SMD connectivity is required for low-pin-count applications. The 2.54 mm pitch ensures broad compatibility with standard header connectors. Evaluate mechanical stress on the solder joints due to the right-angle form factor during vibration testing.

Part Context

Part of the M20 series, known for high-density interconnect solutions. The M20 family offers various configurations including straight and right-angle headers and sockets. This specific model addresses needs for compact, reliable connections in modern electronic devices requiring minimal footprint.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided data. Consult Harwin directly for equivalent or pin-compatible alternatives within the M20 series or other compatible connector families.