BZX84C3V0-HE3-18

Single Zener Diodes Overview

The BZX84C3V0-HE3-18 is a silicon planar Zener diode from the Vishay BZX84 series, housed in an SOT-23 surface-mount package. It provides a nominal Zener voltage of 3 V with a tolerance of ±5 %. The device operates within a junction temperature range of -55 °C to +150 °C and features AEC-Q101 qualification for automotive reliability. Electrical characteristics include a maximum reverse leakage current of 10 µA at 1 V and a dynamic resistance of 95 Ω at a test current of 1 mA.

Single Zener Diodes Feature Summary

• AEC-Q101 qualified for automotive applications
• ESD protection exceeding 8 kV (HBM) and 800 V (MM)
• RoHS-compliant construction

Single Zener Diodes Applications

• Voltage regulation in automotive circuits
• Protection against electrostatic discharge events
• Reference voltage generation in signal conditioning

Single Zener Diodes Procurement Notes

Verify that the ordering code matches the specific HE3_A suffix to confirm AEC-Q101 qualification status. Ensure the reel packaging corresponds to the -18 designation for 10,000 units per 13-inch reel. Confirm RoHS compliance requirements align with project specifications before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when a precise 3 V reference is required in space-constrained designs utilizing the SOT-23 footprint. The HE3 variant is appropriate for environments demanding higher robustness against electrostatic discharge compared to standard commercial grades. Evaluate thermal dissipation limits based on the specific PCB copper area available for heat spreading.

Single Zener Diodes Part Context

This part belongs to the BZX84 series of small signal Zener diodes manufactured by Vishay Semiconductors. The series utilizes silicon planar technology and offers voltages graded according to the E24 standard. The -HE3_ suffix indicates an AEC-Q101 qualified version compliant with RoHS directives, distinguishing it from the standard commercial -E3 variants.

Single Zener Diodes Replacement Considerations

BZX84C3V0-E3-18

Single Zener Diodes FAQ

What is the ESD capability of the BZX84C3V0-HE3-18?

The device meets AEC-Q101 standards with an ESD capability greater than 8 kV using the human body model and greater than 800 V using the machine model.

How does the HE3 suffix affect the component's qualification?

The HE3 suffix designates that the component is AEC-Q101 qualified, ensuring suitability for automotive applications, whereas the base E3 suffix denotes a commercial grade product.