1N4472C

Single Zener Diodes Overview

The Microchip Technology 1N4472C is a single Zener diode with a nominal voltage of 20 V and a maximum power dissipation of 1.5 W. It features a ±2% tolerance and is housed in a DO-204AL (DO-41) axial through-hole package. The device operates within a junction temperature range of -65°C to +175°C, has a maximum Zener impedance of 12 Ohms, and exhibits a reverse leakage current of 50 nA at 16 V.

Single Zener Diodes Feature Summary

• Military-grade qualification per MIL-PRF-19500/406 for high-reliability applications
• Hermetically sealed voidless glass construction with internal metallurgical bond
• Wide operating temperature range suitable for extreme environments

Single Zener Diodes Applications

• High-reliability military electronic systems
• Voltage regulation circuits where failure is not tolerated
• Spacecraft and aerospace instrumentation

Single Zener Diodes Procurement Notes

Verify the specific suffix designation against official datasheets, as variants like JANTXV or JANS may differ in testing levels. Confirm that the DO-41 package matches your board layout requirements. Ensure procurement channels are authorized to guarantee authenticity for military-grade components.

Single Zener Diodes Selection Notes

Select this component when a precise 20 V reference with tight ±2% tolerance is required in a ruggedized environment. Compare against standard commercial Zeners if MIL-PRF-19500/406 certification is mandatory. Consider the 1.5 W power rating for thermal management in enclosed designs.

Single Zener Diodes Part Context

This part belongs to the 1N4470 series of 1.5 W glass Zener diodes manufactured by Microchip Technology. These devices are industry-recognized for their robustness and are available in various tolerance grades including 1%, 2%, and 5%. The series supports voltages from 3.3 V to 200 V.

Single Zener Diodes Replacement Considerations

JAN1N4472C

Single Zener Diodes FAQ

What is the maximum power dissipation of the 1N4472C?

The maximum power dissipation is 1.5 W.

Does the 1N4472C meet military standards?

Yes, it is qualified to MIL-PRF-19500/406.