1N3493

Single Diodes Overview

The Microchip Technology 1N3493 is a standard recovery rectifier diode designed for high-current applications. It features a maximum repetitive peak reverse voltage of 200 V and an average forward rectified current rating of 35 A. The device exhibits a maximum forward voltage drop of 1.1 V at the rated current and maintains low reverse leakage current of 10 µA at full reverse voltage. Operating within a junction temperature range of -65°C to +175°C, it utilizes a stud mount configuration in a DO-21 package to facilitate efficient thermal management and robust mechanical integration.

Single Diodes Feature Summary

• High current handling capability suitable for power conversion circuits
• Extended operating temperature range for demanding environments
• Stud mount construction for secure installation and heat dissipation

Single Diodes Applications

• Industrial power supply rectification
• Battery charging systems
• DC motor drive circuits

Single Diodes Procurement Notes

Verify the specific suffix or variant against the official datasheet to ensure compatibility with required voltage and current ratings. Confirm that the stud mount interface matches the heatsink specifications. Check for RoHS compliance status if environmental regulations apply to the final assembly. Ensure the ordering information aligns with the manufacturer's latest documentation to avoid discrepancies in electrical characteristics.

Single Diodes Selection Notes

Select this component when designing circuits requiring robust standard recovery performance at high currents. The 200 V rating provides adequate margin for common industrial bus voltages. Consider the thermal resistance of the mounting surface to maintain junction temperatures within limits. Evaluate the reverse leakage characteristics under maximum operating temperatures to ensure circuit stability.

Single Diodes Part Context

This component belongs to the family of general-purpose silicon rectifiers manufactured by Microchip Technology. It serves as a reliable solution for converting alternating current to direct current in medium-to-high power applications. The DO-21 package offers a standardized footprint for board-level or chassis-level mounting, ensuring interchangeability with other industry-standard devices in similar power ranges.

Single Diodes Replacement Considerations

Consult official substitution guides for equivalent parts from Microchip or other manufacturers. Verify that any alternative device meets or exceeds the 35 A current rating and 200 V reverse voltage requirements. Ensure the replacement supports stud mount installation and compatible thermal interface specifications.