1N1344

Single Diodes Overview

The Microchip Technology 1N1344 is a standard recovery rectifier diode designed for high-current applications. It features a maximum DC reverse voltage of 200 V and an average forward rectified current rating of 16 A. The device utilizes a DO-4 (DO-203AA) axial leaded package with stud mounting capabilities, suitable for robust industrial environments. Electrical characteristics include a maximum forward voltage of 1.3 V at 30 A and a reverse leakage current of 10 µA at 200 V. The junction temperature range spans from -65°C to +200°C, ensuring reliable operation under extreme thermal conditions.

Single Diodes Feature Summary

• High current handling capability with a 16 A average forward rectified current rating
• Extended thermal stability supporting junction temperatures up to 200°C
• Robust mechanical construction utilizing the DO-4 axial leaded package with stud mount options

Single Diodes Applications

• Industrial power supply rectification
• Battery charging circuits
• Welding equipment power stages

Single Diodes Procurement Notes

Verify component authenticity through authorized Microchip distributors or direct factory channels. Confirm RoHS compliance status as this specific series may not meet current environmental directives. Validate package dimensions against DO-4 specifications prior to PCB layout finalization. Ensure thermal management strategies align with the 200°C junction limit during peak load operations.

Single Diodes Selection Notes

Select this component when high surge current capacity and wide operating temperature ranges are required. Compare forward voltage drop characteristics against alternative silicon rectifiers to optimize efficiency. Consider the physical size constraints of the DO-4 package relative to available board space. Evaluate reverse recovery time requirements against circuit switching frequencies to prevent excessive losses.

Single Diodes Part Context

The 1N1344 belongs to the 1N1344 series of general-purpose silicon rectifiers manufactured by Microchip Technology. This series is engineered for durability in demanding power conversion tasks. The device represents a legacy form factor adapted for modern reliability standards within the discrete semiconductor portfolio.

Single Diodes Replacement Considerations

Consult official Microchip documentation for verified equivalent part numbers. Cross-reference electrical parameters such as peak inverse voltage and forward current ratings before substituting.