1N5806E3

Overview

The Microchip Technology 1N5806E3 is a silicon ultrafast rectifier designed for high-reliability applications. It features a maximum average forward rectified current of 1.0 A and a repetitive peak reverse voltage of 150 V. The device exhibits a low leakage current of 1 µA at its rated voltage and maintains a maximum forward voltage drop of 1.2 V at full load. Operating temperatures range from -65 °C to +175 °C junction temperature, ensuring stability in extreme environments.

Feature Summary

• Ultrafast recovery characteristics suitable for high-frequency switching applications
• Hermetic surface mount LCC-2A package construction for harsh environment resilience
• High thermal conductivity with low case resistance for efficient heat dissipation
• Radiation tolerant design qualified for total ionizing dose exposure

Applications

• Secondary ultrafast rectification in low voltage switch-mode power converters
• Step-down regulators and high frequency DC-to-DC conversion circuits
• Chopper drives requiring fast free-wheeling diode performance
• Reverse polarity protection in aerospace and defense systems

Procurement Notes

Verify the specific suffix against official Microchip documentation to confirm exact electrical tolerances and radiation qualification levels. Ensure the ordering part number matches the required hermetic sealing and package type specifications for your target application environment before finalizing procurement.

Selection Notes

Select this component when high-speed switching and radiation hardness are critical requirements. The 150 V rating and 1 A current capacity define the operational limits. Consider the LCC-2A package constraints for PCB layout and thermal management strategies compared to standard through-hole alternatives.

Part Context

This component belongs to the 1N5806 family of ultrafast rectifiers manufactured by Microchip Technology. It is specifically engineered for space-grade and military applications where reliability under cosmic radiation and extreme temperatures is mandatory. The E3 suffix indicates lead-free compliance within the hermetic package structure.

Replacement Considerations

Public confirmed substitute part numbers: JAN1N5806, 1N5806U.