MMSZ5266B-HE3-08

Single Zener Diodes Overview

The MMSZ5266B-HE3-08 is a silicon planar Zener diode manufactured by Vishay General Semiconductor - Diodes Division. It provides a nominal Zener voltage of 68 V with a standard tolerance of ±5%. The device operates within a test current range of 1.7 to 20 mA and features a maximum power dissipation of 500 mW at thermal equilibrium. It is housed in an SOD-123 surface-mount package, supports an operating temperature range from -55°C to +150°C, and carries AEC-Q101 qualification.

Single Zener Diodes Feature Summary

• AEC-Q101 qualified for automotive reliability standards
• ESD protection capability exceeding 8 kV via human body model
• RoHS-compliant construction without halogenated substances

Single Zener Diodes Applications

• Automotive electronic circuit protection
• Voltage reference stabilization
• Overvoltage protection circuits

Single Zener Diodes Procurement Notes

Verify the specific ordering suffix against official documentation to confirm AEC-Q101 qualification status. Ensure that the procurement specifications match the required tolerance class and packaging format. Cross-reference the manufacturer's datasheet revision history to validate the most current electrical parameters before finalizing component selection.

Single Zener Diodes Selection Notes

Select this component when a precise 68 V reference is required in space-constrained designs utilizing the SOD-123 footprint. Consider the ±5% tolerance band for applications where tighter voltage regulation is not critical. Evaluate the thermal resistance characteristics to ensure adequate heat dissipation under continuous operating conditions.

Single Zener Diodes Part Context

This part belongs to the MMSZ5225 to MMSZ5267 series of small signal Zener diodes. The series covers a broad voltage spectrum from 3.0 V to 75 V. The 'B' designation indicates the standard ±5% voltage tolerance, while the 'HE3_A' suffix denotes RoHS compliance and automotive-grade qualification.

Single Zener Diodes Replacement Considerations

MMSZ5266B-E3-08

Single Zener Diodes FAQ

What is the ESD protection rating for this component?

The device offers an ESD capability greater than 8 kV according to the Human Body Model and greater than 800 V according to the Machine Model.

Does the MMSZ5266B-HE3-08 meet automotive standards?

Yes, the HE3_A suffix indicates that the component is AEC-Q101 qualified.