1N4572A

Single Zener Diodes Overview

The Microchip Technology 1N4572A is a temperature-compensated Zener reference diode with a nominal voltage of 6.4 V and a test current of 1.0 mA. It features a maximum voltage temperature coefficient of 0.002 %/°C (0.13 mV/°C) and a maximum reverse leakage current of 2 µA at 3 V. The device has a maximum dynamic impedance of 100 Ohms and operates within a temperature range of -55°C to +100°C. It is housed in a glass axial-lead DO-7 package, dissipates up to 500 mW, and withstands a maximum Zener current of 70 mA.

Single Zener Diodes Feature Summary

• Provides stable voltage reference with minimal change over broad operating temperatures
• Features internal metallurgical bonding for enhanced reliability
• Offers flexible axial-leaded mounting terminals

Single Zener Diodes Applications

• Instrumentation circuits requiring precise voltage references
• Circuit designs demanding low voltage drift across temperature ranges
• Military qualification applications via JAN/JANTX prefixes

Single Zener Diodes Procurement Notes

Verify the specific manufacturer source, as the datasheet originates from Microsemi while other records list Microchip Technology. Confirm the package type matches your design requirements, noting that this part is available in DO-7 axial leaded packages. Ensure ordering suffixes align with desired military qualifications or tolerance levels if tighter specifications are required.

Single Zener Diodes Selection Notes

Select this component when a 6.4 V reference with a 0.002 %/°C temperature coefficient is needed. It is suitable for through-hole implementations requiring robust glass encapsulation. Consider alternative series members if different test currents or tighter voltage tolerances are necessary for the specific application constraints.

Single Zener Diodes Part Context

This device belongs to the 1N4565 thru 1N4584A-1 series of Zero-TC Reference Diodes. The series provides various temperature coefficients and operating currents to suit different stability requirements. These diodes are JEDEC registered and offer options for military qualifications through specific prefix additions.

Single Zener Diodes Replacement Considerations

Equivalent parts include JANTX1N4572A and CDLL4572A. Verify package compatibility and electrical parameters before substitution.

Single Zener Diodes FAQ

What is the maximum voltage temperature coefficient for the 1N4572A?

The maximum voltage temperature coefficient is 0.002 %/°C.

Is the 1N4572A sensitive to electrostatic discharge?

No, the device is nonsensitive to ESD per MIL-STD-750 Method 1020.