1N3911R

Single Diodes Overview

The Microchip Technology 1N3911R is a high-reliability fast recovery rectifier designed for demanding applications. It features a maximum DC reverse voltage of 200 V and an average forward current rating of 50 A. The device utilizes a DO-203AB (DO-5) stud mount package, ensuring robust mechanical stability. Key electrical characteristics include a reverse recovery time of 200 ns and a maximum forward voltage of 1.4 V at 50 A. The component operates within a junction temperature range of -65°C to 150°C and exhibits a reverse leakage current of 15 µA at 200 V.

Single Diodes Feature Summary

• Fast recovery performance with a 200 ns reverse recovery time for efficient switching operations.
• High current handling capability rated at 50 A average forward current.
• Robust construction in a DO-203AB stud mount package for secure installation.
• Qualified for high reliability standards including MIL-PRF-19500/308.

Single Diodes Applications

• High-power industrial power supply systems
• Military and aerospace electronic circuits
• Heavy-duty motor control drives

Single Diodes Procurement Notes

Verify the specific suffix 'R' indicates the correct variant configuration against official datasheets. Confirm compliance requirements as the component is noted as non-RoHS. Ensure the procurement channel provides valid traceability documentation for military-grade qualification standards. Check for recent manufacturing changes or packaging updates via official PCN notices before ordering.

Single Diodes Selection Notes

Select this component when a 200 V blocking voltage and 50 A continuous current are required in a stud-mount form factor. The fast recovery characteristic makes it suitable for frequencies where standard rectifiers would exhibit excessive losses. Consider the thermal management needs associated with the DO-203AB package and the specified junction temperature limits during circuit design.

Single Diodes Part Context

The 1N3911R belongs to the 1N3909 through 1N3913 series of high-reliability fast recovery rectifiers manufactured by Microchip Technology. This series is specifically engineered to meet stringent military specifications, offering consistent performance across extreme environmental conditions. The 'R' suffix typically denotes a specific reel or packaging variation within the broader product line.

Single Diodes Replacement Considerations

Direct substitutes within the same family include the 1N3911 and 1N3911A, provided voltage and current ratings align with system requirements. Verify that any replacement maintains the DO-203AB package outline and fast recovery specifications to ensure compatibility with existing thermal and mechanical constraints.