1N2494

Single Diodes Overview

The Microchip Technology 1N2494 is a silicon power rectifier designed for stud mount applications. It features a DO-203AA (DO-4) package and provides a maximum DC reverse voltage of 300 V with an average rectified current rating of 6 A. The device utilizes glass passivated die construction and offers a surge current rating of 200 A. It operates within a temperature range of 0 to 190 °C.

Single Diodes Feature Summary

• Glass passivated die construction for reliability
• Stud mount configuration for thermal management
• Low forward voltage drop characteristics
• High surge current capability

Single Diodes Applications

• General purpose silicon rectification
• Power supply circuits requiring stud mounting
• Industrial equipment power stages

Single Diodes Procurement Notes

Verify the specific manufacturer source, as historical data indicates production by Microsemi Corporation prior to acquisition by Microchip Technology. Confirm the package style matches the required DO-203AA form factor. Ensure the component meets the necessary voltage and current ratings for the intended circuit design before procurement.

Single Diodes Selection Notes

Select this component when a robust, stud-mountable rectifier is required for high-current applications. The 300 V reverse voltage and 6 A average current ratings suit moderate power levels. Consider the operating temperature range up to 190 °C for high-thermal environments. Verify compatibility with existing heatsinking infrastructure due to the stud mount requirement.

Single Diodes Part Context

This part belongs to the standard silicon rectifier category, historically associated with the 1N series numbering system. It serves as a general-purpose power diode suitable for replacing older designs utilizing similar specifications. The transition from Microsemi to Microchip Technology maintains the part number continuity for legacy systems.

Single Diodes Replacement Considerations

Direct substitutes may include other 6A, 300V stud-mount rectifiers in the DO-4 package. Verify pinout and mechanical dimensions match the original footprint. Cross-reference datasheets for equivalent surge ratings and thermal resistance values to ensure performance parity.