1N4475D

Single Zener Diodes Overview

The Microchip Technology 1N4475D is a military-grade Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 27V with a maximum tolerance of 2%. The device operates within an extended temperature range from -65°C to +175°C and dissipates up to 1.5W of power. Packaged in the DO-41 axial leaded format, it utilizes a glass encapsulation material and tin-lead terminal finish. This component belongs to the MIL-PRF-19500/406 series, ensuring reliability for demanding environments.

Single Zener Diodes Feature Summary

• Military-grade construction compliant with MIL-PRF-19500/406 standards
• Extended operational temperature capability ranging from -65°C to +175°C
• Glass encapsulation with axial lead configuration for through-hole mounting

Single Zener Diodes Applications

• Voltage reference circuits in aerospace systems
• Overvoltage protection in military electronics
• Precision regulation in harsh environment instrumentation

Single Zener Diodes Procurement Notes

Verify the specific suffix 'D' against official Microchip documentation to confirm exact testing and screening requirements. Ensure procurement channels provide traceability to the MIL-PRF-19500/406 standard. Confirm package integrity and terminal finish specifications match design requirements before integration.

Single Zener Diodes Selection Notes

Select this component when high-reliability voltage regulation is required in extreme thermal conditions. The 27V nominal rating and 1.5W power dissipation define its electrical limits. Consider the axial DO-41 package constraints for PCB layout and thermal management strategies in enclosed military enclosures.

Single Zener Diodes Part Context

This part is part of the 1N4475 series of Zener diodes manufactured by Microchip Technology. It shares the same fundamental electrical characteristics as the 1N4475C but may differ in specific military screening or testing protocols associated with the 'D' suffix designation within the MIL-PRF-19500/406 family.

Single Zener Diodes FAQ

What is the maximum operating junction temperature?

The maximum operating junction temperature is +175°C.

What is the Zener voltage tolerance?

The maximum voltage tolerance is specified as 2%.