MMBZ5254AW_R1_00001

Single Zener Diodes Overview

The MMBZ5254AW_R1_00001 is a surface mount silicon Zener diode from the Panjit MMBZ5229AW series. It features a nominal Zener voltage of 27 V with a maximum impedance of 41 Ω at IZT=5.0 mA and 600 Ω at IZK=0.25 mA. The device dissipates 200 mW at 25°C, operates within a junction temperature range of -55 to +150°C, and exhibits a maximum reverse leakage current of 21 μA at VR=27 V. It utilizes an SOT-323 molded plastic case.

Single Zener Diodes Feature Summary

• Planar die construction for reliable voltage regulation
• Designed for automated assembly processes
• Compliant with EU RoHS 2002/95/EC directives

Single Zener Diodes Applications

• Voltage regulation in electronic circuits
• Voltage reference applications
• Surge protection components

Single Zener Diodes Procurement Notes

Verify the specific ordering suffix against manufacturer documentation to confirm packaging details such as reel size or tape configuration. Confirm that the component meets required environmental standards and check for any product change notifications prior to procurement to ensure supply continuity.

Single Zener Diodes Selection Notes

Select this component when a 27 V Zener voltage is required in a compact SOT-323 package. Ensure the application current does not exceed the limits defined by the 200 mW power dissipation rating. Verify thermal management requirements if operating near the upper temperature limit of 150°C.

Single Zener Diodes Part Context

This part belongs to the MMBZ5229AW series of surface mount silicon Zener diodes manufactured by Panjit International Inc. The series covers a voltage range from 4.3 V to 51 V, offering various voltage options in the same SOT-323 footprint to simplify inventory management for designers.

Single Zener Diodes Replacement Considerations

Direct replacements must match the 27 V nominal voltage, 200 mW power rating, and SOT-323 package. Verify pinout compatibility and electrical characteristics such as impedance and leakage current before substituting.