1N5812

Overview

The Microchip Technology 1N5812 is a high-reliability ultra-fast recovery rectifier designed for demanding power conversion applications. This single diode utilizes silicon technology to provide robust performance in through-hole configurations. It supports an average forward current of 20 Amperes and withstands reverse voltages ranging from 50 Volts to 150 Volts depending on the specific variant. The component features a fast recovery time characteristic, ensuring efficient switching with minimal reverse recovery charge. Operating within a junction temperature range of -65°C to 175°C, it offers thermal stability suitable for industrial environments.

Feature Summary

• Ultra-fast recovery characteristics minimize switching losses and electromagnetic interference during high-frequency operation.
• High-reliability construction ensures consistent performance under rigorous electrical and thermal stress conditions.
• Wide operating temperature range allows stable functionality across extreme environmental variations.

Applications

• High-efficiency switched-mode power supplies
• Free-wheeling rectification in DC-DC converters
• Industrial motor drive circuits

Procurement Notes

Verify the specific voltage rating suffix required for your design, as the base part number covers a range from 50V to 150V. Confirm package compatibility and check for recent Product Change Notifications regarding assembly sites or labeling updates before finalizing orders.

Selection Notes

Select this component when low reverse recovery time is critical for system efficiency. Ensure the chosen voltage variant matches the peak inverse voltage requirements of the circuit. Consider the through-hole mounting style and thermal management needs associated with 20A continuous current handling capabilities.

Part Context

This device belongs to the family of high-reliability rectifiers manufactured by Microchip Technology. It serves as a specialized solution for power electronics where standard recovery times are insufficient. The product line emphasizes durability and precise electrical characteristics for mission-critical infrastructure.

Replacement Considerations

Cross-reference with other ultra-fast recovery rectifiers offering similar 20A current ratings and comparable reverse recovery specifications. Verify pinout compatibility and ensure alternative parts meet the same high-reliability standards if used in certified systems.

FAQ

What is the maximum junction temperature for the 1N5812?

The component is rated for a maximum junction temperature of 175°C.

Does the 1N5812 come in different voltage variants?

Yes, the base part number encompasses variants with reverse voltage ratings of 50V, 100V, and 150V.