FFAF05U120DNTU

Diode Arrays Overview

The FFAF05U120DNTU is a fast recovery power rectifier manufactured by Fairchild Semiconductor. It features a dual common cathode configuration housed in a TO-3P package. The device supports a maximum repetitive peak reverse voltage of 1200 V and an average forward current of 5 A. Key electrical characteristics include a maximum forward voltage drop of 3.5 V, a maximum reverse leakage current of 10 uA, and a typical reverse recovery time of 100 ns. The component operates within a junction temperature range of -65°C to +150°C.

Diode Arrays Feature Summary

• Dual common cathode configuration for bridge or push-pull applications
• Fast recovery performance suitable for high-frequency switching
• High thermal stability with extended operating temperature range

Diode Arrays Applications

• Inverter technology in white goods such as air conditioners and washing machines
• High-frequency switching power supplies
• Industrial motor drives

Diode Arrays Procurement Notes

Verify the manufacturer origin carefully, as Fairchild's semiconductor division was acquired by ON Semiconductor. Ensure the specific ordering suffix matches the required packaging and compliance standards. Confirm availability status, as older series components may be subject to discontinuation or limited supply constraints. Cross-reference datasheets from both original and successor manufacturers to ensure parameter consistency.

Diode Arrays Selection Notes

Select this component for applications requiring robust high-voltage rectification with fast switching speeds. The TO-3P package provides reliable through-hole mounting for industrial environments. Consider the 1200V rating for systems with significant voltage transients. Evaluate thermal management requirements based on the 5A continuous current capability and the specified forward voltage drop to ensure efficient operation under load.

Diode Arrays Part Context

This part belongs to the ultra-fast recovery power rectifier family designed for demanding power conversion tasks. Originally produced by Fairchild Semiconductor, these devices are engineered for efficiency and reliability in high-power electronics. The product line has transitioned under ON Semiconductor following corporate acquisitions, maintaining the same technical specifications and form factors for existing designs.

Diode Arrays Replacement Considerations

Equivalent parts include the FFAF05U120DN TU variant available from ON Semiconductor. Verify pinout compatibility and thermal resistance values when substituting. Check for any changes in packaging tolerances or marking conventions between the original Fairchild and current ON Semiconductor production runs.