1N3172A

Single Diodes Overview

The Microchip Technology 1N3172A is a standard rectifier diode designed for high-current applications. It features an average forward current rating of 300 A and a maximum repetitive peak reverse voltage of 800 V. The device utilizes a DO-205AB (DO-9) axial leaded package, suitable for panel or chassis mounting. Key electrical characteristics include a maximum RMS reverse voltage of 560 V and a surge non-repetitive peak forward current capability of 4000 A at 60 Hz. The component operates within a junction temperature range of -65°C to +200°C and exhibits a maximum DC forward voltage drop of 1.55 V at 940 A.

Single Diodes Feature Summary

• High current handling capability with a 300 A average forward rectified current rating
• Robust surge withstand performance supporting up to 4000 A non-repetitive peak forward current
• Extended thermal stability allowing operation up to a 200°C junction temperature
• Standard axial leaded construction facilitating secure mechanical mounting

Single Diodes Applications

• Industrial power supply rectification circuits
• Battery charging systems requiring high current throughput
• DC power distribution units
• Welding equipment power stages

Single Diodes Procurement Notes

Verify the specific suffix designation against official Microchip documentation to confirm exact electrical tolerances and marking codes. Ensure the procurement channel provides valid traceability records for this industrial-grade component. Confirm that the DO-205AB package dimensions align with the target assembly constraints before finalizing orders.

Single Diodes Selection Notes

Select this component when circuit requirements demand high continuous current capacity exceeding standard discrete diode limits. The 800 V reverse voltage rating makes it suitable for medium-voltage AC-to-DC conversion tasks. Evaluate thermal management strategies carefully due to the significant heat generation associated with 300 A operation levels in this package style.

Single Diodes Part Context

This part belongs to the Microchip 1N3172 series of high-power rectifiers. These devices are engineered for demanding environments where reliability under heavy load conditions is critical. The series typically includes variants optimized for different voltage ratings while maintaining consistent current handling capabilities across the product line.

Single Diodes Replacement Considerations

Consult official Microchip substitution guides for compatible alternatives. Verify that any replacement maintains identical current ratings, voltage breakdown thresholds, and physical mounting specifications to ensure circuit integrity.