VS-MBRB4045CTRHM3

Diode Arrays Overview

The VS-MBRB4045CTHM3 is a high-performance center tap Schottky rectifier featuring dual anode common cathode configuration in D2PAK (TO-263AB) or TO-262AA packages. It provides a maximum average forward current of 2 x 20 A per leg and a repetitive peak reverse voltage of 45 V. The device operates with a low forward voltage drop of 0.58 V at 20 Apk and 125 °C junction temperature, while maintaining a maximum instantaneous reverse current of 95 mA at 125 °C. It supports junction temperatures up to 150 °C and includes guard ring technology for enhanced ruggedness.

Diode Arrays Feature Summary

• Optimized proprietary barrier technology enables reliable operation at elevated junction temperatures up to 150 °C with minimized reverse leakage.
• Guard ring structure provides enhanced ruggedness and long-term reliability against overvoltage conditions.
• High purity, high temperature epoxy encapsulation ensures mechanical strength and moisture resistance.
• AEC-Q101 qualified and compliant with JESD 201 class 1A whisker test requirements.

Diode Arrays Applications

• Switching power supplies
• Converters
• Freewheeling diodes
• Reverse battery protection

Diode Arrays Procurement Notes

Verify the specific package variant required, as the datasheet covers both D2PAK (TO-263AB) and TO-262AA configurations. Confirm that the ordering suffix matches the desired packaging format, such as tube or tape and reel options. Ensure compliance with RoHS and halogen-free material categorization standards during procurement. Validate thermal management requirements against the specified thermal resistance values for the chosen mounting surface.

Diode Arrays Selection Notes

Select this component for applications requiring low forward voltage drop and high surge capability in compact surface-mount designs. Evaluate the thermal resistance from junction to case to ensure adequate heat dissipation for the intended average forward current. Consider the 45 V rating for low-voltage systems where efficiency is critical. Verify that the operating environment does not exceed the maximum junction temperature limits defined in the absolute maximum ratings.

Diode Arrays Part Context

This part belongs to Vishay's high-performance Schottky rectifier family, designed for low voltage and high frequency inverters. It utilizes silicon technology optimized for majority carrier conduction to reduce power loss. The product line emphasizes high current capability and low forward voltage drop, making it suitable for modern power electronics demanding high efficiency and compact form factors.

Diode Arrays Replacement Considerations

VS-MBR4045CT-1HM3 serves as a direct alternative within the same series, sharing identical electrical characteristics but utilizing the TO-262AA package instead of D2PAK.

Diode Arrays FAQ

What is the maximum non-repetitive peak surge current per leg?

The maximum non-repetitive peak surge current per leg is 900 A for a 5 μs sine wave or 3 μs rectangular pulse.

Is the device qualified for automotive applications?

Yes, the device is AEC-Q101 qualified and meets the JESD 201 class 1A whisker test requirement.

What is the typical series inductance of the component?

The typical series inductance is 8.0 nH, measured from the top of the terminal to the mounting plane.