MURB1020CT

Overview

The MURB1020CT is a dual common cathode ultrafast rectifier manufactured by Vishay General Semiconductor - Diodes Division. It utilizes FRED Pt technology to achieve an ultrafast recovery time and low forward voltage drop. The device features a maximum repetitive peak reverse voltage of 200 V and an average rectified forward current of 5 A per leg. It operates with a junction temperature range up to 175°C and is housed in a TO-220AB package.

Feature Summary

• Ultrafast recovery characteristics minimize switching losses
• Low forward voltage drop for improved efficiency
• Platinum-doped lifetime control ensures ruggedness
• High operating junction temperature capability

Applications

• Output rectification in Switch Mode Power Supplies (SMPS)
• DC-DC converters
• Free-wheeling diodes in low voltage inverters
• Chopper motor drives

Procurement Notes

Verify the specific manufacturer suffix and revision level against the official Vishay datasheet to ensure compatibility with FRED Pt technology specifications. Confirm that the TO-220AB package isolation requirements match the target application's thermal and electrical constraints before finalizing procurement.

Selection Notes

Select this component for applications requiring fast switching speeds and high reliability under elevated temperatures. The 200V rating and 5A current capacity make it suitable for low-voltage, high-frequency power conversion stages where minimizing reverse recovery charge is critical for system efficiency.

Part Context

This part belongs to the MURB series of ultrafast recovery rectifiers designed by Vishay. The series is characterized by optimized performance in forward voltage drop and recovery time, leveraging planar structure and platinum-doped lifetime control for superior ruggedness compared to standard fast recovery diodes.

Replacement Considerations

Public confirmed substitute part numbers include MURB1020CT-1P from Vishay Siliconix.