HZ20-1L-E

Single Zener Diodes Overview

The HZ20-1L-E is a single Zener diode from the Renesas HZ-L series, manufactured by Renesas Electronics Corporation. It is designed as a silicon unidirectional voltage regulator diode housed in a DO-35 axial leaded package. The device features a nominal Zener voltage of 18.8 V and a maximum power dissipation rating of 0.4 W. This component serves as a standard quality grade voltage reference or protection element within electronic circuits.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation using silicon Zener breakdown characteristics
• Utilizes a DO-35 axial leaded package for through-hole mounting applications
• Functions as a unidirectional voltage regulator diode

Single Zener Diodes Applications

• Voltage reference circuits
• Overvoltage protection stages
• General purpose voltage regulation

Single Zener Diodes Procurement Notes

Verify the specific datasheet version for the HZ-L series to confirm exact electrical tolerances and thermal characteristics. Ensure the DO-35 package dimensions align with the target PCB layout requirements. Confirm that the 0.4 W power rating meets the thermal management needs of the intended application environment under continuous operation conditions.

Single Zener Diodes Selection Notes

Select this component when a 18.8 V Zener voltage is required in a low-power axial package. Consider the 0.4 W power dissipation limit and the standard quality grade specifications. Evaluate compatibility with existing circuit designs requiring unidirectional voltage regulation in through-hole form factors.

Single Zener Diodes Part Context

This part belongs to the Renesas HZ-L series of single Zener diodes. The series includes various voltage ratings within the same DO-35 package family. Renesas Electronics Corporation manufactures these components as standard quality grade devices for general electronic applications.

Single Zener Diodes Replacement Considerations

Cross-reference other manufacturers offering 18.8 V Zener diodes in DO-35 packages with comparable 0.4 W power ratings. Verify pinout compatibility and electrical parameter tolerances before substitution.