MBRB3045CTHE3_B/P

Diode Arrays Overview

The MBRB3045CTHE3_B/P is a dual common cathode Schottky rectifier manufactured by Vishay General Semiconductor. It utilizes silicon technology and is housed in a D2PAK (TO-263AB) surface-mount package. The device features a maximum repetitive peak reverse voltage of 45 V and a total maximum average forward rectified current of 30 A, distributed as 15 A per diode. It exhibits a low forward voltage drop of 0.60 V at 20 A and 125 °C case temperature. The component supports a peak forward surge current of 200 A per diode and operates within a junction temperature range of -65 °C to +150 °C.

Diode Arrays Feature Summary

• Guardring structure provides enhanced overvoltage protection capabilities
• AEC-Q101 qualified for automotive reliability standards
• Low forward voltage drop ensures high efficiency and reduced power loss
• High frequency operation suitable for switching mode applications

Diode Arrays Applications

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

Diode Arrays Procurement Notes

Verify the specific suffix B/P against the manufacturer's ordering information to confirm the exact packaging configuration and revision code. Ensure that the procurement source provides documentation confirming AEC-Q101 qualification status, as this applies specifically to the HE3 series variants. Cross-reference the datasheet revision date with the production batch to ensure compliance with current material categorization and RoHS directives.

Diode Arrays Selection Notes

Select this component when a surface-mount dual common cathode Schottky rectifier is required for high-efficiency power conversion. The D2PAK package offers thermal performance advantages over through-hole alternatives while maintaining a compact footprint. Consider the 45 V rating and 30 A total current capacity to ensure adequate headroom for the specific application load requirements and operating temperatures.

Diode Arrays Part Context

This part belongs to the MBRx30x5CT family of dual common cathode Schottky rectifiers from Vishay. The family includes variations such as the MBRB3035CT and MBR3045CT, offering different voltage ratings and package options including TO-220AB and D2PAK. The HE3 designation indicates RoHS compliance and AEC-Q101 qualification, distinguishing it from commercial grade E3 variants.

Diode Arrays Replacement Considerations

MBRB3045CT-E3/45

Diode Arrays FAQ

What does the HE3 suffix indicate for this component?

The HE3 suffix denotes that the component is RoHS-compliant and meets the JESD 201 class 2 whisker test requirements. It also signifies that the device is AEC-Q101 qualified.

Is the MBRB3045CTHE3_B/P suitable for automotive applications?

Yes, the HE3 series of this component is explicitly AEC-Q101 qualified, making it suitable for automotive electronics applications requiring high reliability.

How is the forward current rated for this dual diode configuration?

The total maximum average forward rectified current is 30 A. This is specified as 15 A per diode in the dual common cathode configuration.