BZD27C4V7P-HE3-08

Single Zener Diodes Overview

The BZD27C4V7P-HE3-08 is a silicon planar Zener diode from the Vishay BZD27C series, housed in an SMF (DO-219AB) surface-mount package. It features a nominal Zener voltage of 4.7 V with a tolerance range of 4.4 V to 5.0 V at a test current of 100 mA. The device supports a maximum power dissipation of 800 mW and offers low leakage current of 10 µA maximum at 3 V reverse voltage. It provides excellent stability, low dynamic resistance, and meets AEC-Q101 qualification standards for automotive applications.

Single Zener Diodes Feature Summary

• Low profile surface-mount construction compatible with SOD-123W outlines
• High surge current capability with specified non-repetitive peak ratings
• Low leakage current ensuring stable operation under reverse bias conditions
• Qualified for automotive environments meeting AEC-Q101 reliability standards

Single Zener Diodes Applications

• Voltage regulation circuits requiring precise low-voltage reference points
• Surge protection for sensitive electronic components in automotive systems
• Clamping applications in transient voltage suppression networks

Single Zener Diodes Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm that the ordering code matches the specific HE3 suffix for AEC-Q101 qualification. Ensure storage and handling procedures comply with MSL level 1 requirements to maintain solderability and prevent moisture-induced damage during reflow processes.

Single Zener Diodes Selection Notes

Select this component when a low-profile surface-mount Zener diode with high surge capacity is required. The HE3 suffix indicates RoHS compliance and automotive grade qualification. Consider the 4.7 V nominal voltage and 100 mA test current for circuit design compatibility. Evaluate thermal management needs based on the 800 mW power dissipation rating at 30 °C ambient temperature.

Single Zener Diodes Part Context

This part belongs to the Vishay BZD27C series of Zener diodes designed for general-purpose voltage regulation and protection. The series utilizes silicon planar technology within the compact SMF package. The HE3 variant specifically targets automotive markets by fulfilling AEC-Q101 requirements while maintaining commercial-grade RoHS compliance.

Single Zener Diodes Replacement Considerations

BZD27C4V7P-E3-08

Single Zener Diodes FAQ

What is the maximum forward voltage of the BZD27C4V7P-HE3-08?

The maximum forward voltage is 1.2 V at a forward current of 0.2 A.

Does the BZD27C4V7P-HE3-08 meet automotive reliability standards?

Yes, the HE3 suffix indicates that the device is qualified according to AEC-Q101 standards for automotive applications.