MBRB20H45CTHE3/81

Diode Arrays Overview

The MBRB20H45CTHE3/81 is a dual common-cathode Schottky barrier rectifier manufactured by Vishay General Semiconductor. It features a maximum repetitive peak reverse voltage of 45 V and an average forward rectified current of 10 A per diode. The device utilizes a TO-263AB (D2PAK) surface-mount package with three terminals. Key electrical characteristics include a typical forward voltage drop of 630 mV at 10 A and a maximum reverse leakage current of 100 µA at 45 V. The component supports a junction temperature range from -65°C to 175°C.

Diode Arrays Feature Summary

• Schottky barrier technology ensures low forward voltage drop for high efficiency
• Common-cathode configuration simplifies circuit design for two-diode applications
• Surface-mount D2PAK package facilitates automated assembly and thermal management

Diode Arrays Applications

• DC-to-DC converters
• Free-wheeling diodes in power supplies
• Polarity protection circuits

Diode Arrays Procurement Notes

Verify the specific suffix HE3/81 against official Vishay documentation to confirm RoHS compliance and tube packaging details. Ensure the ordering part number matches the exact electrical specifications required for the target application, as variations exist within the MBRB series. Cross-reference the manufacturer's latest datasheet for any potential product changes or obsolescence notices prior to final procurement decisions.

Diode Arrays Selection Notes

Select this component when a surface-mount solution is required for low-voltage, medium-current rectification. The TO-263AB package offers superior thermal dissipation compared to smaller SMD packages. Consider the 45 V rating and 10 A current capacity relative to the system's peak operating conditions. Verify that the common-cathode topology aligns with the specific bridge or full-wave rectification requirements of the design.

Diode Arrays Part Context

This device belongs to the MBRB series of high-current density Schottky rectifiers designed for efficiency. It shares the same die and electrical performance as the through-hole MBR20H45CT but adapts the interface for surface-mount technology. The series is engineered to minimize power loss in DC-DC conversion applications where thermal performance and switching speed are critical factors.

Diode Arrays Replacement Considerations

Publicly confirmed substitute part numbers for this specific component were not identified in the provided source material.