1N5280D

Single Zener Diodes Overview

The Microchip Technology 1N5280D is a silicon Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 190V with a tolerance of 1%. The device operates within a power dissipation range of 0.417W and utilizes a DO-7 glass axial-lead package. It is hermetically sealed, ensuring reliability in demanding environments. The component supports an operating temperature range from -65°C to 175°C junction temperature.

Single Zener Diodes Feature Summary

• Hermetically sealed glass axial-lead construction for environmental protection
• High precision voltage regulation with 1% tolerance
• Extended high-temperature operational capability up to 175°C

Single Zener Diodes Applications

• Precision voltage reference circuits
• Overvoltage protection systems
• Military and aerospace electronic assemblies

Single Zener Diodes Procurement Notes

Verify the specific suffix 'D' against official Microchip documentation to confirm exact tolerance and screening levels. Ensure procurement channels provide traceability for hermetically sealed components. Confirm RoHS status as non-compliant based on available data. Validate package integrity upon receipt.

Single Zener Diodes Selection Notes

Select this component when high-voltage regulation at 190V is required with tight tolerance. Consider the DO-7 package for through-hole mounting. Evaluate thermal management needs given the 0.417W dissipation rating. Verify compatibility with extreme temperature ranges required by the application environment.

Single Zener Diodes Part Context

This part belongs to the 1N52xx series of Zener diodes manufactured by Microchip Technology (formerly Microsemi). The series offers various voltage options in standard axial-lead packages. The 1N5280D specifically targets higher voltage regulation needs within this lineup, providing stable performance in critical applications.

Single Zener Diodes Replacement Considerations

Consult official Microchip cross-reference guides for verified substitutes. Generic equivalents may not match the hermetic sealing or 1% tolerance requirements. Verify pinout and package dimensions before substitution.