MMBZ5235C-HE3-08

Single Zener Diodes Overview

The MMBZ5235C-HE3-08 is a single Zener diode manufactured by Vishay General Semiconductor - Diodes Division. It features a nominal Zener voltage of 6.8 V with a tolerance of ±2%. The device has a maximum power dissipation of 225 mW and is housed in an SOT-23-3 surface-mount package. Key electrical parameters include a maximum Zener impedance of 5 Ohms and a reverse leakage current of 3 µA at 5 V. It operates within a temperature range of -55°C to +150°C and holds AEC-Q101 automotive qualification.

Single Zener Diodes Feature Summary

• Automotive-grade reliability certified under the AEC-Q101 standard for robust performance in vehicle electronics.
• High precision voltage regulation achieved through a tight ±2% tolerance on the nominal Zener voltage.
• Compact surface-mount design utilizing the SOT-23-3 package for efficient space utilization on printed circuit boards.

Single Zener Diodes Applications

• Voltage reference circuits in automotive electronic control units
• Over-voltage protection stages in vehicle sensor interfaces
• Clamping applications in automotive communication bus lines

Single Zener Diodes Procurement Notes

Verify component authenticity and datasheet alignment when sourcing, as this part number is listed as obsolete or end-of-life by the manufacturer. Confirm availability status with authorized distributors prior to procurement planning. Ensure that any substitute components meet the same AEC-Q101 automotive qualification and electrical specifications to maintain system integrity and compliance requirements.

Single Zener Diodes Selection Notes

Select this component for designs requiring precise voltage clamping in space-constrained automotive environments. The SOT-23-3 package offers a compact footprint suitable for high-density PCB layouts. Consider the 225 mW power rating and thermal characteristics during layout planning. Verify that the ±2% voltage tolerance aligns with the specific requirements of the target application circuit to ensure accurate operation.

Single Zener Diodes Part Context

This component belongs to the MMBZ52xx series of single Zener diodes from Vishay. The series is characterized by its focus on automotive applications, evidenced by the AEC-Q101 certification. These devices are designed to provide reliable voltage regulation and protection in harsh operating conditions typical of modern automotive electronics systems.

Single Zener Diodes Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consult official manufacturer resources for qualified alternatives if this obsolete part is required for production.

Single Zener Diodes FAQ

Is the MMBZ5235C-HE3-08 qualified for automotive applications?

Yes, the component holds AEC-Q101 qualification, indicating it meets the reliability standards required for automotive use.

What is the maximum power dissipation of this Zener diode?

The maximum power dissipation is specified as 225 mW.