1N4151

Single Diodes Overview

The Microchip Technology 1N4151 is a silicon signal diode housed in the DO-35 plastic axial leaded package. It is designed for fast switching applications with a maximum average forward rectified current of 0.15 A and a maximum repetitive peak reverse voltage of 75 V. The device features a low maximum reverse recovery time of 4 ns, ensuring efficient performance in high-speed circuits. Operating temperatures range from -65 °C to 200 °C junction temperature, providing robust reliability for demanding electronic environments.

Single Diodes Feature Summary

• Fast switching capability with minimal reverse recovery delay
• High reliability construction suitable for critical applications
• Robust thermal performance across extended temperature ranges

Single Diodes Applications

• General purpose signal switching
• Computer logic circuits
• High speed rectification

Single Diodes Procurement Notes

Verify the specific manufacturer source, as Diodes Inc. and Central Semiconductor also produce this part number. Confirm RoHS compliance status, as some versions are non-compliant. Ensure the DO-35 package dimensions match your PCB footprint requirements. Check for surface mount equivalents like LL4151 if space constraints exist. Validate electrical parameters against the specific datasheet revision provided by the supplier.

Single Diodes Selection Notes

Select this component when a standard axial leaded signal diode is required for fast switching tasks. Consider the 0.15 A current rating for low power signal paths. Evaluate the 75 V reverse voltage limit against circuit peaks. Compare thermal resistance if operating near the 200 °C junction limit. Verify availability from authorized distributors to ensure authenticity.

Single Diodes Part Context

The 1N4151 belongs to the family of general-purpose small-signal silicon switching diodes. It shares functional similarities with the 1N914 but may offer distinct manufacturing variations depending on the producer. This component type is widely used in digital logic interfaces and pulse processing circuits where rapid transition times are essential for signal integrity.

Single Diodes Replacement Considerations

The LL4151 is the surface mount equivalent version available from Diodes Inc. Standard 1N914 diodes may serve as substitutes in many low-current applications, though reverse recovery characteristics should be verified. Always confirm pinout compatibility and package dimensions before swapping.