MMSZ4685-E3-18

Single Zener Diodes Overview

The MMSZ4685-E3-18 is a silicon planar Zener diode manufactured by Vishay Semiconductors. It provides a nominal Zener voltage of 3.6 V with a standard tolerance of ±5 %. The device operates within a test current range of 0.05 mA and supports a maximum power dissipation of 500 mW at 25 °C ambient temperature. It is housed in an SOD-123 surface-mount package and functions as a single circuit configuration component.

Single Zener Diodes Feature Summary

• Utilizes silicon planar technology for stable voltage regulation
• Provides standard Zener voltage tolerance of ±5 %
• Designed for surface-mount installation in compact electronic assemblies

Single Zener Diodes Applications

• Voltage reference circuits requiring low-voltage stability
• Clamping applications for signal protection
• General-purpose voltage regulation in consumer electronics

Single Zener Diodes Procurement Notes

Verify the specific ordering suffix to confirm packaging format, as the -18 designation indicates a 10,000-unit reel quantity. Confirm RoHS compliance status matches project requirements. Ensure the supplier documentation references the correct Vishay datasheet number 86343 for accurate electrical specifications.

Single Zener Diodes Selection Notes

Select this component when a 3.6 V Zener voltage is required in a small SMD footprint. Evaluate thermal resistance parameters if operating near maximum power dissipation limits. Consider the ±5 % voltage tolerance against circuit sensitivity requirements before finalizing the design.

Single Zener Diodes Part Context

This part belongs to the MMSZ4681 to MMSZ4717 series of small signal Zener diodes. The series covers a wide Zener voltage range from 2.4 V to 43 V. All devices share identical physical dimensions and mounting characteristics while varying only in their specific breakdown voltage ratings.

Single Zener Diodes Replacement Considerations

MMSZ4685-E3-08