1N4448WSF-7

Single Diodes Overview

The 1N4448WSF-7 is a surface mount fast switching diode manufactured by Diodes Incorporated. It utilizes an SOD323F case and operates within a temperature range of -65°C to +150°C. Key electrical parameters include a peak repetitive reverse voltage of 75V, a forward continuous current of 500mA, and an average rectified output current of 250mA. The device features a maximum reverse recovery time of 4.0ns, a total capacitance of 4.0pF, and a power dissipation rating of 400mW.

Single Diodes Feature Summary

• Fast switching speed with low reverse recovery time
• Low leakage current and low capacitance for high-frequency applications
• Flat lead design optimized for high thermal efficiency
• Qualified to AEC-Q101 standards for automotive reliability

Single Diodes Applications

• General purpose switching circuits
• Automotive electronics requiring high reliability
• High-speed signal processing applications

Single Diodes Procurement Notes

Verify the specific ordering suffix '-7' corresponds to commercial grade qualification and tape & reel packaging as documented in the official datasheet. Confirm that the SOD323F package dimensions align with your PCB footprint requirements before finalizing procurement decisions.

Single Diodes Selection Notes

Select this component when low capacitance and fast switching are required in a compact surface mount form factor. The flat lead construction supports efficient heat dissipation compared to standard packages. Ensure the application voltage does not exceed the 75V peak repetitive reverse voltage rating under all operating conditions.

Single Diodes Part Context

This part belongs to the 1N4448 series of fast switching diodes produced by Diodes Incorporated. It shares functional similarities with other members of the family but is distinguished by its specific SOD323F package and flat lead configuration designed for enhanced thermal performance and automated assembly compatibility.

Single Diodes Replacement Considerations

Check for equivalent parts such as 1N4448WSFQ-7 if automotive qualification is required instead of commercial grade. Verify pinout and package dimensions match exactly before substituting with generic equivalents from other manufacturers.

Single Diodes FAQ

What is the maximum reverse recovery time for this diode?

The maximum reverse recovery time (trr) is 4.0ns.

Is this component qualified for automotive applications?

Yes, the 1N4448WSF-7 is qualified to AEC-Q101 standards for high reliability.