SL42-9C

Single Diodes Overview

The SL42-9C is a surface mount Schottky barrier rectifier manufactured by Vishay General Semiconductor - Diodes Division. It features a maximum repetitive peak reverse voltage of 20 V and an average forward rectified current of 4 A per diode. The device utilizes the eSMP package technology and is housed in a DO-214AB (SMC) case. It operates with a junction temperature range up to 175°C and holds AEC-Q101 qualification for automotive applications.

Single Diodes Feature Summary

• Schottky barrier construction for high efficiency switching
• Automotive grade reliability via AEC-Q101 qualification
• Surface mount design in compact SMC package

Single Diodes Applications

• Automotive power supply circuits
• DC-DC converter output rectification
• Free-wheeling diode applications in motor drives

Single Diodes Procurement Notes

Verify the specific suffix against official Vishay documentation to confirm exact electrical tolerances and packaging variations. Ensure the component meets required automotive standards for the target application environment. Cross-reference datasheet parameters with system requirements before integration.

Single Diodes Selection Notes

Select this component for applications requiring low forward voltage drop at high currents. The 20 V rating suits low-voltage DC systems. Consider thermal management due to the 4 A current capacity in the SMC package. Verify compatibility with automated assembly processes for the DO-214AB footprint.

Single Diodes Part Context

This part belongs to Vishay's eSMP series of Schottky rectifiers designed for surface mount technology. It serves as a high-current alternative to smaller packages, offering improved thermal performance. The series targets robust industrial and automotive environments where reliability under thermal stress is critical.

Single Diodes Replacement Considerations

Check for equivalent parts such as SL42-M3/57T which shares similar specifications. Confirm pinout compatibility and thermal resistance values when substituting. Ensure any replacement maintains the same AEC-Q101 qualification status if used in automotive contexts.