HZ4BLLTD-E

Single Zener Diodes Overview

The HZ4BLLTD-E is a silicon epitaxial planar Zener diode manufactured by Renesas Electronics Corporation. It features a nominal Zener voltage of 3.9 V with a tolerance of ±5.13%. The device is rated for a maximum power dissipation of 250 mW. It utilizes a DO-35 axial through-hole package, designated as DO-204AH in industry standards. This component is designed for applications requiring low noise performance and a hard knee characteristic.

Single Zener Diodes Feature Summary

• Silicon epitaxial planar construction
• Hard knee low noise design
• Through-hole axial mounting

Single Zener Diodes Applications

• Voltage reference circuits
• Overvoltage protection
• Clamping applications

Single Zener Diodes Procurement Notes

Verify the specific suffix 'E' against the manufacturer's current datasheet to confirm compliance status and availability. Ensure the DO-35 package dimensions match the target PCB footprint. Confirm that the 3.9 V rating aligns with the circuit requirements before procurement.

Single Zener Diodes Selection Notes

Select this component when a stable 3.9 V reference is required in a through-hole assembly. The low noise specification makes it suitable for sensitive analog sections. Verify thermal constraints for the 250 mW dissipation limit in the final enclosure design.

Single Zener Diodes Part Context

This part belongs to the HZ4BLL series of Zener diodes from Renesas. These components are general-purpose discrete semiconductors used for voltage regulation and protection. The series offers various voltage options within the DO-35 package format.

Single Zener Diodes Replacement Considerations

Check for direct substitutes such as other manufacturers offering 3.9 V Zener diodes in DO-35 packages. Ensure equivalent power ratings and tolerance levels are met. Verify pinout compatibility if substituting with different brands.