DURB2020CT

Diode Arrays Overview

The Littelfuse DURB2020CT is a dual ultrafast recovery rectifier featuring a common cathode configuration housed in a surface-mount TO-263 (D2PAK) package. It provides a peak inverse voltage of 200V and an average rectified forward current of 10A per leg, totaling 20A for the device. The component exhibits a low reverse recovery time of 35ns and a maximum forward voltage drop of 1.15V at 10A. Designed for high-frequency power switching applications, it supports junction temperatures up to +150°C and offers a peak non-repetitive surge current capability of 125A per leg.

Diode Arrays Feature Summary

• Ultrafast switching performance with low reverse recovery time
• Low forward voltage drop for improved efficiency
• Common cathode configuration in a compact surface mount package
• High surge current capability for robust protection

Diode Arrays Applications

• Output rectifiers in switch mode power supplies (SMPS)
• Free-wheeling or boost diodes in DC-DC converters
• Anti-parallel diodes for high-frequency switching devices like IGBTs
• Inductive heating and melting equipment
• Ultrasonic cleaners and welders

Diode Arrays Procurement Notes

Verify the specific datasheet revision date against your design requirements, as specifications are subject to change without notice. Confirm that the Pb-free E3 terminal finish meets your soldering process standards. Ensure the TO-263 package dimensions align with your PCB footprint layout before finalizing procurement orders.

Diode Arrays Selection Notes

Select this component for designs requiring fast recovery characteristics in high-frequency environments. The common cathode arrangement simplifies circuit topology for dual-leg applications. Evaluate thermal management needs based on the specified junction-to-case thermal resistance to ensure reliable operation within the stated temperature range during continuous duty cycles.

Diode Arrays Part Context

This part belongs to the Littelfuse DUR series of ultrafast recovery rectifiers. These devices are engineered to meet commercial application requirements by combining low reverse leakage with high-temperature stability. The series targets general-purpose high-frequency power switching solutions where speed and efficiency are critical parameters.

Diode Arrays Replacement Considerations

Consult official Littelfuse documentation for verified substitute part numbers. Do not assume cross-compatibility with other manufacturers' ultrafast rectifiers without verifying electrical ratings and pin configurations.

Diode Arrays FAQ

What is the reverse recovery time of the DURB2020CT?

The typical reverse recovery time is 35ns under specified test conditions.

Is the DURB2020CT RoHS compliant?

Yes, the component is Pb-free E3 compliant, indicating lead-free terminals and finish material.

What is the maximum operating junction temperature?

The maximum junction temperature rating is +150°C.