SB550-E3/73

Single Diodes Overview

The SB550-E3/73 is a Schottky barrier rectifier manufactured by Vishay General Semiconductor. It features a 5 A average forward rectified current and a maximum repetitive reverse voltage of 50 V. The device utilizes a DO-201AD axial through-hole package. Key electrical characteristics include a maximum forward voltage drop of 650 mV at 5 A and a peak forward surge current capability of 220 A. The component operates within a junction temperature range of -65 °C to +150 °C.

Single Diodes Feature Summary

• Extremely fast switching action with low forward voltage drop
• Guardring structure provides overvoltage protection
• High forward surge current capability for robust transient handling

Single Diodes Applications

• General purpose rectification in power supplies
• Free-wheeling diodes in DC-DC converters
• Polarity protection circuits

Single Diodes Procurement Notes

Verify the specific suffix against official Vishay documentation to confirm packaging configuration, as variations exist between tape-and-reel and cut-tape formats. Ensure compliance requirements such as RoHS status are confirmed via the latest datasheet before procurement. Cross-reference the manufacturer part number with distributor listings to validate authenticity and availability status.

Single Diodes Selection Notes

Select this component when a 50 V reverse voltage rating and 5 A continuous current capacity are required. The DO-201AD package suits through-hole mounting applications. Consider the low forward voltage characteristic for efficiency optimization in low-voltage output stages. Verify thermal management requirements given the 150 °C maximum junction temperature limit.

Single Diodes Part Context

This part belongs to the SB5xx series of Schottky barrier rectifiers from Vishay. These devices are designed for high-frequency operation and general-purpose rectification. The series offers various voltage ratings while maintaining consistent current handling capabilities in the DO-201AD package format.

Single Diodes Replacement Considerations

Consult official substitution guides for equivalent parts with matching current, voltage, and package specifications. Verify pinout compatibility and thermal performance metrics before implementing any alternative components.