BZD27B9V1P-HE3-08

Single Zener Diodes Overview

The BZD27B9V1P-HE3-08 is a silicon planar Zener diode from the Vishay BZD27B series, housed in an SMF (DO-219AB) surface-mount package. It features a nominal Zener voltage of 9.1 V with a ±2% tolerance and a test current of 50 mA. The device supports a maximum power dissipation of 800 mW at 30 °C ambient temperature and up to 2.3 W at 105 °C case temperature. It offers low leakage current (10 µA max), dynamic resistance of 4 Ω typical, and operates within a junction temperature range of -65 °C to +175 °C.

Single Zener Diodes Feature Summary

• AEC-Q101 qualified for automotive applications
• Surge current specification capability
• Low profile surface-mount design

Single Zener Diodes Applications

• Automotive electronics circuits
• Voltage regulation
• Transient voltage suppression

Single Zener Diodes Procurement Notes

Verify the specific HE3 suffix indicates AEC-Q101 qualification and RoHS compliance as defined by Vishay. Confirm the ordering code matches the required tape and reel specifications. Ensure the component meets the intended thermal and electrical requirements for the target application environment.

Single Zener Diodes Selection Notes

Select this component when a precise 9.1 V reference or protection level is needed in space-constrained designs. The SMF package provides compatibility with standard SOD-123W footprints. Consider the surge handling capabilities and low leakage characteristics for sensitive circuit protection scenarios.

Single Zener Diodes Part Context

Part of the BZD27B series offering 43 breakdown voltages from 3.6 V to 200 V. Manufactured by Vishay Semiconductors using silicon planar technology. Designed for high reliability in harsh environments with excellent stability and soldering heat resistance.

Single Zener Diodes Replacement Considerations

Check for equivalent parts within the BZD27B series or other Vishay SMF packages. Verify pinout compatibility and ensure substitute components meet the same AEC-Q101 and RoHS standards if required for the application.