BZD27C33P-HE3-18

Single Zener Diodes Overview

The BZD27C33P-HE3-18 is a silicon planar Zener diode from Vishay Semiconductors, designed for surface-mount applications in the SMF (DO-219AB) package. It features a nominal Zener voltage of 33 V with a tolerance range of 31 V to 35 V at a test current of 25 mA. The device supports a maximum power dissipation of 800 mW at 30 °C and up to 2.3 W at 105 °C case temperature. It offers low leakage current (1 µA max at 24 V reverse bias), dynamic resistance of 15 Ω typical, and an operating junction temperature range of -65 °C to +175 °C.

Single Zener Diodes Feature Summary

• Low profile surface-mount package compatible with SOD-123W outlines
• Specified surge current capability for transient protection
• Low leakage current and excellent electrical stability
• Qualified for AEC-Q101 automotive standards

Single Zener Diodes Applications

• Voltage regulation circuits
• Transient voltage suppression
• Reference voltage generation

Single Zener Diodes Procurement Notes

Verify that the ordering code matches the specific suffix requirements for your application. Confirm RoHS compliance status and AEC-Q101 qualification details directly with the manufacturer or authorized distributors before finalizing procurement. Ensure storage and handling procedures align with MSL level 1 specifications to maintain component integrity during assembly.

Single Zener Diodes Selection Notes

Select this component when a unidirectional Zener diode with specified surge current ratings is required. Consider the thermal characteristics and power dissipation limits relative to ambient temperature conditions. Verify that the package dimensions fit within the designated PCB footprint constraints and that the voltage tolerance meets the circuit design specifications.

Single Zener Diodes Part Context

This part belongs to the BZD27C series of Zener diodes manufactured by Vishay Semiconductors. The series provides a wide range of Zener voltages from 3.6 V to 200 V in the compact SMF package. The HE3 suffix indicates RoHS compliance and AEC-Q101 qualification, distinguishing it from commercial grade variants.

Single Zener Diodes Replacement Considerations

BZD27C33P-E3-18

Single Zener Diodes FAQ

What is the marking code for the BZD27C33P?

The marking code for the BZD27C33P is F3.

Is the BZD27C33P-HE3-18 qualified for automotive applications?

Yes, the HE3 variant is AEC-Q101 qualified.