MMSZ5250B-HE3_A-18

Single Zener Diodes Overview

The MMSZ5250B-HE3_A-18 is a silicon planar Zener diode in the SOD-123 package, rated for 20 V nominal voltage with ±5% tolerance. It operates within a -55 °C to +150 °C range and dissipates up to 500 mW. The device features AEC-Q101 qualification, human body model ESD capability exceeding 8 kV, and machine model capability above 800 V. Electrical characteristics include a reverse leakage current of 0.1 µA maximum at 20 V and a dynamic resistance of 600 Ω typical.

Single Zener Diodes Feature Summary

• AEC-Q101 qualified automotive-grade reliability
• High electrostatic discharge protection capability
• RoHS-compliant construction

Single Zener Diodes Applications

• Automotive electronic circuits requiring robust voltage regulation
• Protection against electrostatic discharge events
• General-purpose voltage reference applications

Single Zener Diodes Procurement Notes

Verify that the ordering code matches the specific suffix requirements for AEC-Q101 qualification and reel packaging. Confirm RoHS compliance status and material categorization definitions via official Vishay documentation before finalizing procurement specifications.

Single Zener Diodes Selection Notes

Select this component when automotive qualification and high ESD immunity are required alongside standard Zener voltage regulation. Ensure thermal management accounts for the specified junction-to-lead and junction-to-ambient resistance values under intended operating conditions.

Single Zener Diodes Part Context

This part belongs to the MMSZ5225 to MMSZ5267 series of small signal Zener diodes manufactured by Vishay General Semiconductor. The series offers various voltage options from 3.0 V to 75 V in the compact SOD-123 surface-mount package, catering to diverse circuit design needs.

Single Zener Diodes Replacement Considerations

Cross-reference with other MMSZ5250 variants sharing identical electrical parameters and package dimensions. Verify compatibility of AEC-Q101 qualification and specific suffix codes for tape-and-reel configuration when substituting.