MMSZ5265C-HE3-18

Single Zener Diodes Overview

The MMSZ5265C-HE3-18 is a silicon planar Zener diode manufactured by Vishay General Semiconductor - Diodes Division. It provides a nominal Zener voltage of 62 V with a tight tolerance of ±2%. The device operates in the SOD-123 surface-mount package and supports a maximum power dissipation of 500 mW at 25 °C ambient temperature. It is qualified to AEC-Q101 automotive standards, ensuring reliability under harsh conditions. The component exhibits a reverse leakage current of 100 nA at 47 V and a dynamic impedance of 185 Ohms.

Single Zener Diodes Feature Summary

• AEC-Q101 qualified for automotive-grade reliability
• Tight Zener voltage tolerance of ±2%
• ESD protection capability exceeding 8 kV (HBM) and 800 V (MM)
• RoHS-compliant construction

Single Zener Diodes Applications

• Automotive electronic circuit protection
• Voltage reference applications requiring high precision
• Overvoltage protection in sensitive signal lines

Single Zener Diodes Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm compliance requirements and packaging specifications. Ensure that the procurement channel sources components directly from authorized distributors or the manufacturer to guarantee authenticity and traceability. Cross-reference the part number with the latest datasheet revision to validate electrical characteristics before integration into designs.

Single Zener Diodes Selection Notes

Select this component when an application demands a precise 62 V reference with strict tolerance limits. The AEC-Q101 qualification makes it suitable for automotive environments where long-term stability and robustness are critical. Consider the SOD-123 footprint constraints and the 500 mW thermal dissipation capabilities during the PCB layout phase to ensure reliable operation within the specified temperature range.

Single Zener Diodes Part Context

This device belongs to the MMSZ5225 to MMSZ5267 series of small-signal Zener diodes produced by Vishay Semiconductors. The series utilizes silicon planar technology and offers a wide range of Zener voltages from 3.0 V to 75 V. The 'C' suffix denotes the tighter ±2% tolerance variant, while the 'HE3' indicates a lead-free and halogen-free compliant construction optimized for modern manufacturing processes.

Single Zener Diodes Replacement Considerations

MMSZ5265C-E3-18

Single Zener Diodes FAQ

What is the ESD protection rating for the MMSZ5265C-HE3-18?

The device meets AEC-Q101 ESD capability standards, offering protection greater than 8 kV using the Human Body Model and greater than 800 V using the Machine Model.

How does the 'C' suffix affect the Zener voltage specification?

The 'C' suffix indicates a standard Zener voltage tolerance of ±2%, providing higher precision compared to the 'B' suffix which allows for ±5% tolerance.