1N1183A

Single Diodes Overview

The Microchip Technology 1N1183A is a silicon rectifier diode housed in the DO-203AB (DO-5) stud-mount package. It features a maximum average forward current of 40 A and a repetitive peak reverse voltage of 50 V. The device exhibits a maximum forward voltage of 1.19 V at 90 A and a leakage current of 10 µA at 50 V. It supports a non-repetitive peak surge current of 595 A and operates within a junction temperature range of -65°C to 200°C.

Single Diodes Feature Summary

• High power handling capability with robust surge current tolerance
• Low leakage current characteristics for efficient operation
• Stud-mount construction designed for high reliability applications

Single Diodes Applications

• High power rectification circuits
• Military and aerospace electronic systems
• Industrial power supplies

Single Diodes Procurement Notes

Verify compliance status as this specific part number may not meet RoHS directives compared to other variants in the series. Confirm the manufacturer source, as production has transitioned between companies including Vishay and Microchip. Ensure the ordering suffix matches the required electrical specifications and packaging format for your assembly process.

Single Diodes Selection Notes

Select this component when a standard recovery rectifier with a 40 A average current rating and 50 V blocking voltage is required. The DO-203AB package facilitates direct mounting to heatsinks via the cathode stud. Consider the 1.19 V forward voltage drop for thermal management calculations in high-current designs.

Single Diodes Part Context

This device belongs to the 1N1183 series of high-power silicon rectifiers. The series includes variants with different current ratings such as 35 A and 60 A. These components are engineered for demanding environments requiring high reliability and low leakage, often serving as replacements for legacy military-grade rectifiers in modern industrial equipment.

Single Diodes Replacement Considerations

Direct substitutes include the 1N1183 and 1N3765 series diodes from various manufacturers. Verify that replacement parts match the 40 A current rating and 50 V reverse voltage specifications. Ensure the alternative component utilizes the same DO-203AB stud-mount package for mechanical compatibility.