MUR1620CT

Overview

The MUR1620CT is a dual ultrafast recovery rectifier from Vishay, utilizing FRED Pt technology. It features a common cathode configuration with two independent legs in a TO-220AB package. Each leg supports an average forward current of 8 A and a peak repetitive reverse voltage of 200 V. The device exhibits an ultrafast reverse recovery time of 35 ns maximum at specific test conditions. It operates within a junction temperature range of -65 °C to 175 °C.

Feature Summary

• Ultrafast recovery characteristics enabled by platinum-doped lifetime control
• Low forward voltage drop for optimized efficiency
• Low leakage current specifications
• High thermal stability with 175 °C operating junction temperature

Applications

• Output rectification stage of switch-mode power supplies (SMPS)
• Uninterruptible power supply (UPS) systems
• DC-to-DC converters
• Freewheeling diodes in low voltage inverters
• Chopper motor drives

Procurement Notes

Verify the component datasheet revision date and document number against official Vishay records. Confirm that the TO-220AB package dimensions match the required mechanical constraints. Ensure the ordering suffix corresponds to the desired lead-free status if applicable. Cross-reference electrical parameters with the specific test conditions defined in the absolute maximum ratings table.

Selection Notes

Select this component for applications requiring fast switching speeds and high reliability in industrial environments. The dual common cathode structure allows for efficient bridge or center-tap configurations. Consider the thermal resistance values when designing heatsinking solutions to maintain junction temperatures within the specified limits during continuous operation.

Part Context

This device belongs to the MUR series of ultrafast recovery rectifiers manufactured by Vishay High Power Products. The series is characterized by planar structure technology and optimized performance metrics for forward voltage and recovery time. It is designed and qualified specifically for industrial level applications requiring ruggedness and long-term reliability.

Replacement Considerations

The MUR1620CTR-D is documented as a complementary common anode device. Verify pinout compatibility and electrical specifications before substitution. Ensure the replacement part meets the same thermal and voltage requirements for the intended circuit application.

FAQ

What is the maximum reverse recovery time specified for the MUR1620CT?

The maximum reverse recovery time is 35 ns under test conditions of IF = 1.0 A, dIF/dt = 50 A/µs, and VR = 30 V.

How is the internal structure configured?

The device features a common cathode configuration with two independent anode legs integrated into a single TO-220AB package.

What technology ensures the device's performance characteristics?

The device utilizes FRED Pt technology, which involves platinum-doped lifetime control and a planar structure to guarantee performance and reliability.