1N1199AR

Single Diodes Overview

The Microchip Technology 1N1199AR is a silicon rectifier diode designed for general-purpose applications. It features a single-phase, one-element configuration housed in the DO-203MA (DO-4) axial leaded package. The device supports a maximum average forward current of 12 A and a maximum repetitive peak reverse voltage of 50 V. Key electrical characteristics include a maximum non-repetitive peak forward surge current of 240 A and a maximum forward voltage of 0.6 V. The component operates within a temperature range up to a maximum junction temperature of 150 °C.

Single Diodes Feature Summary

• Utilizes silicon material for robust rectification performance
• Designed for general-purpose power conversion tasks
• Constructed with an axial leaded metal package for through-hole mounting

Single Diodes Applications

• General-purpose rectification circuits
• Power supply input stages
• DC voltage conversion systems

Single Diodes Procurement Notes

Verify the specific suffix 'AR' against official Microchip documentation to confirm if it denotes a specific tape-and-reel variant or packaging distinction compared to the standard bulk 1N1199A. Ensure the ordering part number matches the required package style and compliance status. Cross-reference the manufacturer's latest datasheet to confirm availability and any recent product change notices affecting this specific designation.

Single Diodes Selection Notes

Select this component when a 12 A continuous current rating and 50 V reverse voltage blocking capability are required for low-voltage AC-to-DC conversion. The DO-4 package provides mechanical stability for high-current applications. Consider the 0.6 V forward voltage drop for thermal management calculations. Ensure the operating environment remains within the specified 150 °C junction temperature limit to maintain reliability.

Single Diodes Part Context

The 1N1199 series represents a standard line of medium-power silicon rectifier diodes widely used in industrial and consumer electronics. Manufactured by Microchip Technology, these components adhere to established JEDEC standards for the DO-203MA package. The series is characterized by its ability to handle significant surge currents while maintaining stable rectification in general-purpose environments.

Single Diodes Replacement Considerations

Publicly documented equivalent part numbers include PBY271R. Verify pinout compatibility and thermal resistance specifications before substituting.