JANTX1N748D-1

Single Zener Diodes Overview

The JANTX1N748D-1 is a Zener diode manufactured by Microchip Technology, designed for voltage regulation applications. It features a nominal Zener voltage of 3.9 V and operates within an axial DO-35-2 package. The component supports a power dissipation of 500 mW and maintains a tight voltage tolerance of 1%. Electrical characteristics include a Zener impedance of 20 Ohms and a maximum reverse leakage current of 1 uA. It is rated for operation across a temperature range from -65 C to +175 C.

Single Zener Diodes Feature Summary

• Provides precise voltage regulation with 1% tolerance
• Operates in extreme environments up to 175 C
• Utilizes axial leaded construction for through-hole mounting

Single Zener Diodes Applications

• Military aerospace voltage reference circuits
• High-reliability industrial power supplies
• Defense electronics protection networks

Single Zener Diodes Procurement Notes

Verify the specific suffix D-1 against official Microchip documentation to confirm exact electrical tolerances and testing standards. Confirm availability status directly with the manufacturer or authorized distributors, as military-grade components often require special ordering procedures. Ensure compliance with all relevant environmental and quality certifications required for your specific application before finalizing procurement.

Single Zener Diodes Selection Notes

Select this component when high precision and wide temperature stability are critical. The 1% tolerance ensures accurate voltage referencing in sensitive circuits. Verify that the 500 mW power rating meets the thermal requirements of your design. Consider the axial package constraints during PCB layout planning to ensure proper mechanical fit and lead spacing compatibility.

Single Zener Diodes Part Context

This part belongs to the JANTX series of Zener diodes, which are characterized by enhanced reliability and strict manufacturing controls suitable for demanding environments. The series typically includes various voltage options within the same physical package family, allowing designers to maintain consistent board layouts while adjusting voltage specifications.

Single Zener Diodes Replacement Considerations

Consult official substitution lists for equivalent parts with matching voltage, tolerance, and package dimensions. Verify that any alternative component meets the same temperature and reliability standards required for the original application.