1N4448WS

Single Diodes Overview

The Taiwan Semiconductor Corporation 1N4448WS is a small signal switching diode housed in the SOD-323F surface-mount package. It features a peak reverse voltage of 100 V and an average forward current rating of 150 mA. The device exhibits a fast recovery time of 4 ns with a maximum reverse leakage current of 5 µA at 75 V. Operating junction temperatures range from -65°C to 150°C, and it maintains a low capacitance of 4 pF.

Single Diodes Feature Summary

• High-speed switching capability with rapid recovery characteristics
• Compact surface-mount design for automated assembly
• Wide thermal operating range for demanding environments

Single Diodes Applications

• General purpose signal switching circuits
• High-frequency rectification applications
• Clamping and protection in digital logic interfaces

Single Diodes Procurement Notes

Verify the specific suffix against manufacturer documentation to confirm exact packaging and tape-and-reel specifications. Ensure the selected variant matches the required RoHS compliance status and moisture sensitivity level for your assembly process. Cross-reference the official datasheet for precise handling instructions and storage conditions prior to procurement.

Single Diodes Selection Notes

Select this component when a compact SOD-323F footprint is required alongside high-voltage blocking capabilities. The 100 V rating provides headroom above standard 75 V alternatives. Evaluate the 4 ns recovery time against circuit speed requirements to ensure compatibility with high-frequency signal processing needs.

Single Diodes Part Context

This part belongs to the 1N4448 family of silicon epitaxial planar diodes. It serves as a surface-mount alternative to through-hole variants like the DO-35 packaged 1N4448TAP. The series is designed for general-purpose switching tasks requiring reliable performance in space-constrained electronic designs.

Single Diodes Replacement Considerations

The Vishay 1N4448W-E3-08 offers comparable electrical specifications in a similar SOD-123 form factor. Verify pinout compatibility and slight variations in forward voltage drop before substituting.