MBR2545CT-E3/45

Diode Arrays Overview

The MBR2545CT-E3/45 is a dual common cathode Schottky rectifier manufactured by Vishay General Semiconductor. It features a TO-220AB package with a maximum repetitive peak reverse voltage of 45 V and a total maximum average forward rectified current of 25 A (12.5 A per diode). The device exhibits a maximum instantaneous forward voltage of 0.82 V at 30 A and 25 °C, alongside a peak forward surge current capability of 150 A. Operating junction temperature ranges from -65 °C to +150 °C.

Diode Arrays Feature Summary

• Guardring structure provides enhanced overvoltage protection capabilities
• Low forward voltage drop design ensures high efficiency and reduced power losses
• High frequency operation suitable for switching mode applications
• Robust construction supports high forward surge current requirements

Diode Arrays Applications

• Low voltage, high frequency rectification in switching mode power supplies
• Freewheeling diodes in DC/DC converter circuits
• Polarity protection applications

Diode Arrays Procurement Notes

Verify the specific ordering suffix against official documentation to confirm compliance status and packaging details. Confirm that the component meets RoHS standards as indicated by the E3 designation. Ensure thermal management aligns with the specified junction temperature limits during installation.

Diode Arrays Selection Notes

Select this component for designs requiring low forward voltage characteristics and high surge current tolerance. Evaluate thermal resistance parameters relative to the expected case temperature conditions. Verify that the 45 V reverse voltage rating accommodates peak circuit voltages with appropriate safety margins.

Diode Arrays Part Context

This part belongs to the MBR25xxCT series of dual common cathode Schottky rectifiers. The series includes variants with different voltage ratings, such as the MBR2535CT. The product utilizes a silicon planar dielectric structure optimized for high efficiency and reliability in power conversion environments.

Diode Arrays Replacement Considerations

• MBR2535CT-E3/45

Diode Arrays FAQ

What is the maximum non-repetitive peak forward surge current?

The maximum non-repetitive peak forward surge current is 150 A per diode for an 8.3 ms single half sine-wave superimposed on rated load.

How does the forward voltage change with temperature?

The maximum instantaneous forward voltage decreases as temperature increases, dropping from 0.82 V at 25 °C to 0.73 V at 125 °C when tested at 30 A.

Is the base connected to the cathode?

Yes, the datasheet specifies that the base connection is the cathode for the TO-220AB package configuration.