1N5254B-G

Single Zener Diodes Overview

The Comchip Technology 1N5254B-G is an axial leaded glass Zener diode with a nominal voltage of 27V and a power dissipation rating of 0.5W. It operates within a junction temperature range of -65°C to +175°C and features a DO-35 package. The device exhibits a maximum dynamic impedance of 41 Ohms at a test current of 4.6mA, with a leakage current not exceeding 0.1µA at 27V reverse bias.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation in the 2.4V to 75V range
• Utilizes a glass encapsulated DO-35 case for polarity indication

Single Zener Diodes Applications

• Voltage reference circuits
• Overvoltage protection
• Clamping applications

Single Zener Diodes Procurement Notes

Verify component authenticity by checking markings against official datasheet specifications. Confirm compliance status and packaging details directly with authorized distributors or the manufacturer prior to procurement.

Single Zener Diodes Selection Notes

Select this component based on required nominal voltage and thermal management needs. Ensure circuit design accommodates the specified maximum power dissipation and operating temperature limits for reliable performance.

Single Zener Diodes Part Context

This part belongs to the 1N5221B-G through 1N5267B-G series of axial leaded glass Zener diodes manufactured by Comchip Technology. The series covers a wide voltage spectrum from 2.4V to 75V, all sharing identical mechanical dimensions and general electrical characteristics defined in the common datasheet.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers offering standard 1N5254B equivalents in the DO-35 package. Verify matching voltage tolerance, power rating, and impedance parameters before substitution.

Single Zener Diodes FAQ

What is the maximum reverse leakage current for the 1N5254B-G?

The maximum reverse leakage current is 0.1µA when measured at a reverse voltage of 27V.

How is the cathode polarity indicated on the device?

Polarity is indicated by a cathode band marked on the glass body.