MBRD340RLG

Single Diodes Overview

The onsemi MBRD340RLG is a Schottky barrier rectifier in the DPAK surface-mount package. It features a peak repetitive reverse voltage of 40 V and an average rectified forward current rating of 3 A at a case temperature of +125°C. The device supports a nonrepetitive peak surge current of 75 A and operates within a junction temperature range of -65 to +175°C. Electrical characteristics include a maximum instantaneous forward voltage of 0.7 V at 6 A and a maximum instantaneous reverse current of 20 mA at rated DC voltage and +125°C.

Single Diodes Feature Summary

• Extremely fast switching capability
• Extremely low forward voltage drop
• Platinum barrier with avalanche guardrings

Single Diodes Applications

• Output rectifiers in switching power supplies
• Free wheeling diodes in inductive switching circuits
• Protection and steering diodes in inverters

Single Diodes Procurement Notes

Verify the specific ordering suffix against official documentation to confirm packaging configuration, as variations exist between rail and tape-and-reel formats. Confirm compliance requirements such as RoHS status and ensure the selected variant matches the intended assembly location codes. Cross-reference the part number with the manufacturer's latest availability lists to identify any discontinued or recommended-for-new-design statuses before finalizing procurement.

Single Diodes Selection Notes

Select this component for applications requiring high efficiency and rapid recovery times in power conversion circuits. Ensure the thermal management design accommodates the specified junction-to-ambient thermal resistance when operating near maximum current ratings. Verify that the circuit's peak reverse voltage does not exceed the 40 V limit under all transient conditions to maintain reliability.

Single Diodes Part Context

This device belongs to the MBRD3x0 series of Schottky barrier rectifiers designed for general-purpose and specialized power supply applications. The series includes variants with different reverse voltage ratings ranging from 20 V to 60 V while maintaining consistent current handling capabilities. These components are engineered to replace standard silicon rectifiers where lower forward voltage and faster switching are critical for system performance.

Single Diodes Replacement Considerations

Consult the manufacturer's cross-reference data for verified substitute part numbers. Ensure any replacement maintains equivalent electrical parameters, specifically the 40 V reverse voltage and 3 A current rating, along with compatible package dimensions for direct board integration.