MMBZ5260B-G3-18

Single Zener Diodes Overview

The MMBZ5260B-G3-18 is a single silicon Zener diode manufactured by Vishay Semiconductors. It features a nominal Zener voltage of 43 V with a 5% tolerance and a maximum power dissipation of 225 mW. The device is housed in an SOT-23-3 surface-mount package and operates within a temperature range of -55°C to +150°C. Key electrical characteristics include a maximum reverse leakage current of 100 nA, a Zener impedance of 93 Ohms, and a voltage temperature coefficient of 0.095%/°C. This component is AEC-Q101 qualified for automotive applications.

Single Zener Diodes Feature Summary

• Provides precise voltage regulation with a 43 V nominal Zener voltage and 5% tolerance.
• Designed for surface-mount assembly using the compact SOT-23-3 package.
• Qualified for automotive environments under the AEC-Q101 standard.
• Operates reliably across an extended junction temperature range from -55°C to +150°C.

Single Zener Diodes Applications

• Voltage reference circuits in automotive electronics
• Overvoltage protection stages in vehicle systems
• Clamping applications in automotive-grade PCBs

Single Zener Diodes Procurement Notes

Verify the specific suffix G3-18 against official Vishay documentation to confirm packaging and compliance details. Confirm current availability status as sources indicate this item may be discontinued or subject to supply restrictions. Ensure the selected variant matches the required AEC-Q101 qualification for automotive use cases.

Single Zener Diodes Selection Notes

Select this component when a 43 V regulation point is required in space-constrained automotive designs. The SOT-23-3 package offers a small footprint suitable for dense layouts. Consider the 225 mW power rating and 93 Ohm impedance for circuit stability. Verify thermal management requirements given the high-temperature operational capability.

Single Zener Diodes Part Context

This part belongs to the MMBZ52xx series of single Zener diodes produced by Vishay Semiconductors. The series is characterized by its suitability for surface-mount technology and compliance with automotive reliability standards. The MMBZ5260B specifically targets the 43 V regulation segment within this portfolio.

Single Zener Diodes Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official manufacturer cross-reference guides for verified alternatives.