BZX79C39

Single Zener Diodes Overview

The BZX79C39 is a silicon unidirectional Zener diode manufactured by Taiwan Semiconductor. It features a nominal Zener voltage of 39 V with a tolerance of ±5%. The device is housed in a hermetically sealed DO-35 glass axial lead package, suitable for through-hole mounting. It has a maximum power dissipation of 0.5 W and operates within a temperature range of -65 °C to +175 °C.

Single Zener Diodes Feature Summary

• Hermetically sealed glass construction ensures parameter stability and protection against junction contamination
• High reliability design utilizing double slug type metallurgically bonded construction
• Wide selection of Zener voltages available across the series

Single Zener Diodes Applications

• Low voltage stabilizers
• Voltage references

Single Zener Diodes Procurement Notes

Verify the specific manufacturer source when sourcing this component, as the BZX79C39 part number is utilized by multiple semiconductor manufacturers including Motorola (NXP) and Fairchild. Confirm that the selected unit matches the required package style and electrical specifications before integration into the design.

Single Zener Diodes Selection Notes

Select this component for applications requiring a stable reference voltage or low-power regulation within the 39 V range. The DO-35 package is appropriate for standard through-hole PCB layouts. Ensure the circuit design accounts for the 0.5 W power dissipation limit and the wide operating temperature range.

Single Zener Diodes Part Context

This component belongs to the BZX79 series of small signal Zener diodes. The series offers normalized E24 tolerance ranges, with the 'C' suffix typically indicating an approximate ±5% tolerance. These devices are designed for general-purpose voltage regulation tasks in electronic circuits.

Single Zener Diodes Replacement Considerations

Equivalent parts include BZX79-C39 from Nexperia and BZX79C39TA from NXP. Verify compatibility regarding package dimensions and thermal characteristics.