1N4154-1

Single Diodes Overview

The Microchip Technology 1N4154-1 is a small signal switching diode designed for computer and general-purpose applications. It features a single configuration housed in a DO-35-2 through-hole package. Key electrical parameters include a peak reverse voltage of 35 V, a maximum forward current of 30 mA, and a surge current rating of 500 mA. The device exhibits a fast recovery time of 2 ns with a maximum forward voltage of 1 V and a reverse current of 100 nA. Operating temperatures range from -65 C to +150 C, with a maximum diode capacitance of 4 pF.

Single Diodes Feature Summary

• Fast switching capability with 2 ns recovery time suitable for high-speed digital circuits
• Robust thermal performance supporting operation up to +150 C junction temperature
• Low leakage current characteristics ensuring minimal power loss in reverse bias states

Single Diodes Applications

• Signal switching in computer logic circuits
• General purpose rectification tasks
• High-speed digital signal processing interfaces

Single Diodes Procurement Notes

Verify the specific manufacturer lot codes and date codes upon receipt to ensure component authenticity and traceability. Confirm that the physical DO-35-2 package dimensions match the mechanical drawings provided in the official datasheet. Check for any RoHS compliance markings if required by your assembly standards, noting that this specific part may have non-RoHS status depending on the production batch. Ensure storage conditions prevent moisture damage prior to soldering.

Single Diodes Selection Notes

Select this component when a through-hole mounting solution is required for small signal switching applications. The 35 V reverse voltage rating makes it suitable for low-voltage digital systems. Consider the 2 ns recovery time for high-frequency operations where standard rectifiers would introduce excessive delay. Verify that the 30 mA forward current meets the load requirements of the target circuit design.

Single Diodes Part Context

This component belongs to the standard 1N4154 series of small signal switching diodes manufactured by Microchip Technology. It serves as a discrete semiconductor solution for basic electronic functions. The DO-35-2 axial leaded package provides mechanical stability for manual or automated through-hole insertion processes. It is distinct from surface mount variants like the 1N4153UR-1 which utilize different packaging technologies.

Single Diodes Replacement Considerations

Direct substitutes include other manufacturers' 1N4154 equivalents such as those from ON Semiconductor or Vishay, provided they meet the same 35 V PIV and 2 ns recovery specifications. Ensure any replacement maintains the DO-35-2 package form factor for direct board compatibility.