1N4148T-72

Single Diodes Overview

The ROHM 1N4148T-72 is a high-speed switching diode featuring a glass-sealed envelope and silicon epitaxial planar construction. It operates with a maximum repetitive reverse voltage of 100V and a continuous forward current of 150mA. The device supports a non-repetitive peak forward surge current of 2A for 1 microsecond. Electrical characteristics include a maximum reverse leakage current of 5µA at 75V, a typical reverse recovery time of 4ns, and a junction capacitance of 4pF at 0V reverse bias. It functions within an operating temperature range of -65°C to +200°C.

Single Diodes Feature Summary

• High-speed switching capability with low reverse recovery time
• Glass-sealed envelope providing environmental protection
• Silicon epitaxial planar construction for reliability

Single Diodes Applications

• High-speed switching circuits
• General-purpose rectification
• Clamping and protection applications

Single Diodes Procurement Notes

Verify the specific suffix 'T-72' against official documentation to confirm tape-and-reel packaging details. Ensure the component meets RoHS compliance requirements if applicable to your design constraints. Confirm that the DO-35 package dimensions align with your PCB footprint specifications before finalizing procurement.

Single Diodes Selection Notes

Select this component when high-speed performance and robustness are required in a standard axial leaded package. The 100V rating suits general signal processing tasks. Consider the thermal limits and reverse leakage characteristics for high-temperature environments. Verify compatibility with existing circuit designs requiring fast recovery times.

Single Diodes Part Context

This part belongs to the ROHM 1N4148 series of switching diodes. It shares similarities with the 1N4531, 1N4150, and 1N4448 models, differing primarily in voltage and current ratings. The 1N4148 variant offers a balanced specification set for general-purpose high-speed applications.

Single Diodes Replacement Considerations

The 1N4448 is listed as a similar specification product within the same datasheet family. Verify pinout compatibility and electrical parameter overlaps before substitution.