1N4148UR-1/TR

Single Diodes Overview

The Microchip Technology 1N4148UR-1/TR is a small signal switching diode designed for high-speed applications. It features a peak repetitive reverse voltage of 75 V and a maximum average forward rectified current of 200 mA. The device exhibits a fast reverse recovery time of 5 ns, ensuring efficient performance in computer and signal processing circuits. It operates within a junction temperature range of -65°C to +200°C and is housed in the SOD-323 surface-mount package.

Single Diodes Feature Summary

• Fast switching capability with a 5 ns reverse recovery time
• High thermal stability supporting operation up to +200°C junction temperature
• Compact surface-mount design suitable for automated assembly

Single Diodes Applications

• Computer logic interface circuits
• High-speed signal switching
• Clamping and protection in digital systems

Single Diodes Procurement Notes

Verify the specific suffix UR-1/TR against official Microchip documentation to confirm the exact tape-and-reel packaging configuration and marking codes. Ensure that the ordering information matches the required lead times and environmental compliance standards specified in the latest datasheet revision before finalizing procurement orders.

Single Diodes Selection Notes

Select this component when a robust, high-temperature rated silicon switching diode is required for space-constrained designs. The 1N4148UR-1/TR offers superior thermal endurance compared to standard variants, making it suitable for demanding industrial or aerospace environments where reliability under extreme conditions is critical.

Single Diodes Part Context

This part belongs to the industry-standard 1N4148 family of small-signal switching diodes manufactured by Microchip Technology. It serves as a modernized, surface-mount alternative to traditional through-hole packages, maintaining the electrical characteristics of the classic 1N4148 while adapting to contemporary PCB assembly requirements.

Single Diodes Replacement Considerations

Direct replacements include other manufacturers' 1N4148W or SOD-323 packaged equivalents. Verify pinout compatibility and ensure that the substitute component meets the same 75 V reverse voltage and 200 mA forward current ratings.