S4D80120S2

Overview

The S4D80120S2 is a silicon carbide (SiC) power Schottky rectifier manufactured by SMC Diode Solutions. It features a maximum DC reverse voltage of 1200 V and an average rectified current of 128 A per diode. The device utilizes a SOT-277 package with screw mounting. Maximum forward voltage is specified at 1.8 V.

Feature Summary

• Utilizes silicon carbide technology for high-efficiency power conversion
• Features low forward voltage drop characteristics
• Designed for robust thermal performance in high-power applications

Applications

• High-frequency switching power supplies
• DC-DC converters
• Uninterruptible power systems

Procurement Notes

Verify the specific ordering suffix to ensure the correct package variant and mounting configuration are selected. Confirm that the silicon carbide construction aligns with the thermal management requirements of the target design. Cross-reference the datasheet specifications against the system's peak voltage and current constraints to ensure operational reliability under all expected load conditions.

Selection Notes

Select this component for designs requiring high blocking voltage and significant current handling capabilities. The silicon carbide material offers superior performance compared to traditional silicon devices in high-temperature environments. Ensure the PCB layout supports the screw-mounting mechanical interface and adequate heat dissipation for the SOT-277 package form factor.

Part Context

This part belongs to the S4D series of silicon carbide Schottky rectifiers from SMC Diode Solutions. These components are engineered for high-voltage, high-current applications where efficiency and thermal stability are critical. The series leverages SiC properties to minimize switching losses and improve overall system performance in demanding power electronics architectures.

Replacement Considerations

Direct substitutes within the same series include parts with matching voltage and current ratings. Verify pin compatibility and thermal resistance values when considering alternative manufacturers. Ensure any replacement maintains the required reverse voltage margin and forward current capacity for the specific application.