1N5811USE3

Overview

The Microchip Technology 1N5811USE3 is a single ultrafast recovery rectifier diode designed for surface-mount applications. It features a maximum repetitive peak reverse voltage of 150 V and an average forward rectified current rating of 6 A. The device exhibits a typical forward voltage drop of 875 mV at the rated current and maintains a low reverse leakage current of 5 µA. Key electrical characteristics include a maximum non-repetitive peak surge current of 125 A and a fast reverse recovery time of 30 ns. The component operates within a junction temperature range from -65 °C to +175 °C and is supplied in a tape-and-reel packaging format.

Feature Summary

• Ultrafast recovery performance with minimal switching losses
• Hermetically sealed glass construction for high reliability
• Low forward voltage drop for efficient power conversion
• High thermal stability suitable for demanding environments

Applications

• Switching mode power supplies
• High frequency DC-to-DC converters
• Low voltage step-down chopper drives
• Free wheeling diode circuits
• Reverse polarity protection systems

Procurement Notes

Verify the specific suffix 'USE3' against official Microchip documentation to confirm lead-free status and package type. Ensure the procurement channel provides valid traceability for aerospace or military variants if required. Confirm that the reel quantity matches design requirements. Check for recent Product Change Notifications regarding material composition updates.

Selection Notes

Select this component when ultrafast recovery characteristics are critical for minimizing switching losses in high-frequency circuits. The 150 V reverse voltage rating suits low-voltage AC-DC conversion stages. Consider the surface-mount package for automated assembly processes requiring compact footprints. Evaluate thermal management needs given the wide operating temperature range up to 175 °C.

Part Context

The 1N5811 series represents a line of ultrafast recovery rectifiers manufactured by Microchip Technology. These devices utilize planar technology to ensure superior performance and reliability. The series includes various package options, including through-hole and surface-mount configurations, catering to diverse industrial and commercial electronic applications requiring robust rectification capabilities.

Replacement Considerations

Consult Microchip datasheets for direct equivalents such as JAN1N5811US for hermetic surface-mount versions. Verify pinout compatibility and electrical parameter margins before substituting with generic ultrafast rectifiers.