BZT52C39-HE3-18

Single Zener Diodes Overview

The BZT52C39-HE3-18 is a silicon planar Zener diode manufactured by Vishay General Semiconductor - Diodes Division. It provides a nominal Zener voltage of 39 V with a tolerance of ±5%. The device operates within a junction temperature range of -55 °C to +150 °C and features a maximum power dissipation of 500 mW at ambient conditions, or 300 mW on an FR-4 board. It is housed in the SOD-123 surface-mount package and holds AEC-Q101 automotive qualification.

Single Zener Diodes Feature Summary

• AEC-Q101 qualified for automotive applications
• ESD protection exceeding 8 kV (HBM) and 800 V (MM)
• RoHS-compliant HE3 technology

Single Zener Diodes Applications

• Voltage reference circuits
• Overvoltage protection
• Clamping applications

Single Zener Diodes Procurement Notes

Verify component authenticity through authorized distributors. Confirm that the specific ordering suffix matches the required tape-and-reel packaging format. Ensure compliance with RoHS3 directives and check for any relevant product change notices before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when a precise 39 V regulation point is required in space-constrained designs. The SOD-123 package facilitates automated surface-mount assembly. Verify thermal management requirements against the specified power derating curves for the intended operating environment.

Single Zener Diodes Part Context

This part belongs to the BZT52 series of small signal Zener diodes. The 'C' designation indicates a 5% voltage tolerance grade, while the 'HE3' suffix denotes Vishay's lead-free and halogen-free compliant variant. The '-18' suffix specifies the standard 10,000-unit reel packaging configuration.

Single Zener Diodes Replacement Considerations

BZT52C39-E3-18