JAN1N4129-1

Single Zener Diodes Overview

The JAN1N4129-1 is a 500 mW Zener diode with a nominal voltage of 62 V and a maximum impedance of 500 Ohms. It operates within a temperature range of -65 °C to +175 °C, features a reverse current of 47.1 µA at 62 V, and has a noise density of 40 µV/√Hz.

Single Zener Diodes Feature Summary

• Hermetically sealed axial-lead glass DO-35 package
• Internal metallurgical bond construction
• Qualified per MIL-PRF-19500/435 for high reliability applications

Single Zener Diodes Applications

• Voltage regulation in broad ranges of current and temperature
• High reliability electronic systems requiring radiation hardness
• Military and aerospace circuit protection

Single Zener Diodes Procurement Notes

Verify the specific qualification level (JAN, JANTX, JANTXV, or JANS) required for your application against the datasheet specifications. Confirm that the component meets all environmental and electrical standards mandated by your system design before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when a hermetically sealed, radiation-hardened Zener diode is necessary. Ensure the 62 V nominal voltage and 500 Ohm impedance align with your circuit requirements. Consider the axial-lead DO-35 package constraints during PCB layout planning.

Single Zener Diodes Part Context

This device belongs to the 1N4099-1 through 1N4135-1 series of 500 mW metallurgically bonded glass Zener diodes manufactured by Microchip Technology. The series offers voltages from 1.8 to 100 V with various tolerance options, designed for robust performance in demanding environments.

Single Zener Diodes Replacement Considerations

Equivalent parts include JANTX1N4129-1, JANTXV1N4129-1, and JANS1N4129-1. Verify that any substitute matches the exact voltage, impedance, and qualification level specified for your design.

Single Zener Diodes FAQ

What is the maximum operating temperature of the JAN1N4129-1?

The maximum junction and storage temperature is +175 °C.

How is the polarity indicated on the JAN1N4129-1?

The cathode is indicated by a band on the diode body.