MBRB30H45CT-M3/I

Diode Arrays Overview

The MBRB30H45CT-M3/I is a dual common cathode Schottky rectifier manufactured by Vishay General Semiconductor. It utilizes high barrier technology to deliver improved performance at elevated temperatures. The device features a D2PAK (TO-263AB) surface-mount package and provides a maximum repetitive peak reverse voltage of 45 V with a total average forward rectified current of 30 A, distributed as 15 A per diode. It exhibits low forward voltage drop and low leakage current characteristics.

Diode Arrays Feature Summary

• High barrier technology for enhanced high-temperature operation
• Guardring structure designed for overvoltage protection
• Low forward voltage drop to minimize power losses
• Low leakage current for improved efficiency

Diode Arrays Applications

• Switching mode power supplies
• Free-wheeling diodes
• DC/DC converters
• Polarity protection circuits

Diode Arrays Procurement Notes

Verify the specific ordering code suffix against official documentation to confirm compliance requirements. The base part number without the HM3 suffix indicates commercial grade qualification rather than automotive grade. Ensure that the selected variant meets the necessary material categorization and environmental standards required for the intended deployment environment.

Diode Arrays Selection Notes

Select this component when a dual common cathode configuration is required in a surface-mount layout. The D2PAK package facilitates effective thermal management through direct heatsinking. Verify that the 45 V reverse voltage rating aligns with the circuit's peak working conditions and that the 15 A per diode current capacity satisfies the load requirements under expected operating temperatures.

Diode Arrays Part Context

This device belongs to the MBRB30HxxCT series of dual common cathode Schottky rectifiers from Vishay. The series encompasses variants with different voltage ratings, including 45 V and 60 V options. All members share the same physical footprint and utilize high barrier silicon technology to maintain consistent electrical performance across the product line.

Diode Arrays Replacement Considerations

MBRB30H45CTHM3/I

Diode Arrays FAQ

What is the difference between the M3 and HM3 suffixes?

The M3 suffix denotes a RoHS-compliant, halogen-free commercial grade product. The HM3 suffix indicates that the device is additionally qualified to the AEC-Q101 standard for automotive applications.

How does the guardring feature benefit the device?

The integrated guardring provides overvoltage protection, enhancing the reliability of the junction during transient voltage events or stress conditions beyond normal operating parameters.

Is this component suitable for high-frequency operation?

Yes, the datasheet lists high-frequency operation as a key feature, making it appropriate for use in switching mode power supplies and other high-speed rectification applications.