1N5259B-1

Single Zener Diodes Overview

The Microchip Technology 1N5259B-1 is a silicon Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 39 V with a tolerance of ±5%. The device dissipates up to 500 mW and operates within a temperature range of -65°C to +175°C junction temperature. Packaged in the DO-204AH (DO-35) axial leaded format, it exhibits a maximum reverse leakage current of 500 nA at 30 V and a forward voltage of 1.1 V at 200 mA.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation using a single Zener configuration
• Constructed with hermetically sealed glass axial-leaded package
• Capable of operation across extended industrial temperature ranges

Single Zener Diodes Applications

• Voltage reference circuits
• Overvoltage protection systems
• General-purpose voltage regulation

Single Zener Diodes Procurement Notes

Verify the specific suffix designation against official Microchip documentation to confirm exact electrical tolerances and screening levels. Ensure the procurement channel provides valid traceability for the component's manufacturing origin and compliance status prior to acquisition.

Single Zener Diodes Selection Notes

Select this component when a precise 39 V regulation point is required in through-hole designs. Consider the thermal management capabilities inherent to the DO-35 package and verify that the circuit current limits align with the specified power dissipation ratings under all operating conditions.

Single Zener Diodes Part Context

This part belongs to the broader family of standard Zener diodes utilized for basic voltage clamping and reference tasks. It serves as a direct replacement for legacy components requiring similar electrical characteristics in discrete semiconductor applications.

Single Zener Diodes Replacement Considerations

The 1N975B-1 is identified as a parameter-equivalent alternative from Microchip Technology.