VBT4045C-E3/4W

Diode Arrays Overview

The VBT4045C-E3/4W is a dual low-voltage Trench MOS Barrier Schottky (TMBS) rectifier manufactured by Vishay General Semiconductor. It features a common cathode configuration in a D2PAK (TO-263AB) package. The device supports a maximum repetitive peak reverse voltage of 45 V and a total maximum average forward rectified current of 40 A, with 20 A per diode. It exhibits an ultra-low forward voltage drop of 0.28 V at 5.0 A and 0.41 V at 20 A. The component handles a peak forward surge current of 240 A and operates within a junction temperature range of -40 to +150 °C.

Diode Arrays Feature Summary

• Utilizes Trench MOS Schottky technology for high efficiency operation and reduced power losses
• Provides extremely low forward voltage drop characteristics suitable for low voltage applications
• Features negligible switching losses and fast switching capabilities
• Includes avalanche capability specification for enhanced robustness

Diode Arrays Applications

• High frequency DC/DC converters
• Switching power supplies
• Freewheeling diodes
• OR-ing diode circuits
• Reverse battery protection

Diode Arrays Procurement Notes

Verify the specific ordering suffix /4W to confirm tube packaging delivery mode. Confirm RoHS compliance status via the E3 suffix designation. Validate thermal resistance parameters against system heat sink requirements. Ensure the D2PAK footprint matches the target PCB layout dimensions. Check for any recent product change notices regarding material categorization or manufacturing origin updates.

Diode Arrays Selection Notes

Select this component for designs requiring low conduction losses in high current, low voltage environments. The TMBS technology offers superior performance compared to standard Schottky barriers. Evaluate the thermal management strategy based on the specified junction-to-case thermal resistance. Consider the 45 V rating margin relative to the actual circuit operating voltage. Verify that the package mounting torque limits are respected during assembly.

Diode Arrays Part Context

This part belongs to Vishay's VBT series of dual low-voltage Trench MOS Barrier Schottky Rectifiers. The series is engineered for applications demanding high efficiency and low thermal dissipation. The D2PAK package provides a robust mechanical solution for surface mount applications requiring significant current handling capabilities.

Diode Arrays Replacement Considerations

VBT4045C-E3/8W serves as a tape and reel alternative from the same manufacturer.